Skip to main content
SoundSurf
Lesson#50Intermediate🎚️ Mixing

Transient Shaping

Transient Shaping introduces compression and dynamics control as part of the Mixing learning path, breaking down how transient shaping works and how to put it to use. Compression controls dynamics so quiet details stay audible while peaks stay under control, which is why this skill is worth understanding properly rather than guessing at. Professional producers rely on understanding of transients when they're sidechaining the bass to the kick so the low end breathes in time with the beat, treating it as a core decision rather than an afterthought. Within a typical Mixing workflow it sits alongside your other compression and dynamics control choices, shaping how polished and intentional the final track sounds across Professional Mixing, Hip-Hop, Cinematic. By the end of this intermediate-level lesson you'll be able to identify the key elements, apply understanding of transients deliberately and use transient shaping confidently in your own tracks — turning a vague idea into a clear, repeatable technique you can reach for in any session.

+What You'll Learn
  • Understand the importance of transients in mixing
  • Learn to apply transient shaping in various genres
  • Differentiate between transient shaping and compression
  • Explore layering techniques for enhancing transients
  • Identify common mistakes when using transient shaping

Who This Lesson Is For

Producers who have completed the Beginner tier of the Mixing path and want to level up their skills.

Prerequisites

Complete the Beginner Mixing lessons first for the best experience.

Skills Unlocked

mixingtransient shapingsound designmusic production

Rewards

Completing this lesson in SoundSurf earns 100 XP, counts toward your Mixing mastery, supports GameBook rewards and unlocks progression on your Producer Island.

Lesson Statistics & Progression

Where this lesson sits in the Mixing path, the skills you gain, and the milestones ahead.

Difficulty
Intermediate
Duration
0 min
XP Reward
0 XP
📚 Lesson Position40% Through Path
Lesson 0 of 122

49 / 122 lessons before this one.

73 lessons from here, including this one.

🚀 Next Milestone
IntermediateAdvanced Tier

0 lessons remaining

🏅 Skills You'll Gain4 Production Skills
  • Mixing
  • Transient Shaping
  • Sound Design
  • Music Production
🗺️ Learning Path
Mixing Path
Current StageIntermediate
Total Lessons122
Before This Lesson49
Remaining73
⏱️ Time To Next Tier
Approx. 13h 23m

73 lessons × 11 min each

🎖️ Next Achievement
Mixing Producer

Unlocks in 73 lessons

+500 XP+ Producer Badge

Your Learning Journey

Every Mixing skill builds on the last. Here's where this lesson sits on the road from first session to legendary mastery.

  1. ✓ Done
    Beginner
  2. ● You are here
    Intermediate
  3. Next
    Advanced
  4. Next
    Master
  5. Next
    Legend

Full Lesson Available in SoundSurf

The complete lesson — in-depth explanations, practical exercises, interactive quiz and XP rewards — is available inside the SoundSurf app.

🚀 Start This Lesson Free🎮 Try the Demo

Mission Briefing

Everything you need to know before you start Transient Shaping.

🎚
DIFFICULTY
INTERMEDIATE
Intermediate
⭐
XP REWARD
100 XP
on completion
⏱
DURATION
11 MIN
self-paced
🎛
CATEGORY
Mixing
production path
🏆
TIER
BUILDING SKILLS
experience
🔥
VALUE
HIGH VALUE
producer-grade
🎯

MISSION OBJECTIVE

Transient Shaping is a intermediate-level lesson in the Mixing path on SoundSurf, focused on compression and dynamics control. At its core, attack and release timing — not just the ratio — is what separates transparent glue from obvious squashing — and this lesson teaches you to use that to your advantage. Whether you produce Professional Mixing, Hip-Hop, Cinematic, the techniques apply directly to the tracks you're already trying to make, grounded in real compression and dynamics control scenarios rather than abstract theory. It's built for producers who know the basics and are ready to develop real, repeatable technique.

💡

WHY THIS LESSON EXISTS

By the end you'll be able to the importance of transients in mixing, learn to apply transient shaping in various genres, differentiate between transient shaping and compression, explore layering techniques for enhancing transients. Compression controls dynamics so quiet details stay audible while peaks stay under control — and understanding that reasoning is what lets you adapt the technique instead of memorising fixed settings. As you work through compression and dynamics control, you train your technical knowledge and your ears together, which is exactly how real Mixing skill compounds.

🛠

REAL-WORLD APPLICATION

In real production, compression and dynamics control isn't approached randomly. This lesson shows up the moment you're gluing a drum bus together so the kit feels like one cohesive, punchy element — a point where the right technique moves the track forward and the wrong one stalls it. It's equally important when shaping transients on a snare so it cuts through a dense festival drop, where these decisions directly shape how professional the result sounds. Working through Mixing this way keeps your sessions deliberate, which is the real secret behind fast, professional results in Professional Mixing, Hip-Hop, Cinematic.

🏁

FINAL OUTCOME

The fastest way to lock in transient shaping is to apply it immediately: open Mixing, recreate the idea from scratch, then compare against a professional reference until the two sit side by side. That listen–compare–adjust loop turns compression and dynamics control from theory into instinct. From here, the skill feeds directly into multiband dynamics and transient design for drums, so this lesson isn't a dead end — it's a foundation the rest of your Mixing journey builds on. Inside the full SoundSurf lesson you also get guided exercises, an end-of-lesson quiz and XP that track your progress.

🔓 What You Will Master

🚀

Faster Production

Make confident moves and finish tracks quicker.

🎯

Better Decisions

Know exactly why each choice works.

🎧

Cleaner Mixes

Tighter low end, clearer separation.

🏆

Professional Results

Hit a release-ready standard.

⚡

Increased Efficiency

Repeatable, organised workflow.

🧠

Stronger Understanding

Think like a pro producer.

🧭 Professional Workflow

1
🔍
ANALYZE
2
🗺
PLAN
3
🎛
EXECUTE
4
⚖️
COMPARE
5
✨
REFINE
6
👑
MASTER

📊 Skills Improved By This Lesson

🎧 Production Knowledge95%
⚡ Workflow Efficiency88%
🎯 Decision Making92%
🏆 Professional Confidence97%

⚠️ Common Mistakes To Avoid

❌

SETTING THE ATTACK

Setting the attack too fast and killing the transients that give drums their punch.

❌

OVER-COMPRESSING UNTIL THE

Over-compressing until the track loses all dynamic life and feels flat.

❌

USING A RELEASE

Using a release that pumps against the groove instead of breathing with it.

❌

REACHING FOR HEAVY

Reaching for heavy compression to fix a problem that gain staging should have solved first.

🏅 After Completing This Lesson

🔓
New Skills
🧠
New Knowledge
⚙️
Better Workflow
🚀
Faster Production
👑
Professional Mindset

Overview

Transient Shaping is a intermediate-level lesson in the Mixing path on SoundSurf, focused on compression and dynamics control. At its core, attack and release timing — not just the ratio — is what separates transparent glue from obvious squashing — and this lesson teaches you to use that to your advantage. Whether you produce Professional Mixing, Hip-Hop, Cinematic, the techniques apply directly to the tracks you're already trying to make, grounded in real compression and dynamics control scenarios rather than abstract theory. It's built for producers who know the basics and are ready to develop real, repeatable technique.

What You'll Learn

By the end you'll be able to the importance of transients in mixing, learn to apply transient shaping in various genres, differentiate between transient shaping and compression, explore layering techniques for enhancing transients. Compression controls dynamics so quiet details stay audible while peaks stay under control — and understanding that reasoning is what lets you adapt the technique instead of memorising fixed settings. As you work through compression and dynamics control, you train your technical knowledge and your ears together, which is exactly how real Mixing skill compounds.

Why It Matters

By the end you'll be able to the importance of transients in mixing, learn to apply transient shaping in various genres, differentiate between transient shaping and compression, explore layering techniques for enhancing transients. Compression controls dynamics so quiet details stay audible while peaks stay under control — and understanding that reasoning is what lets you adapt the technique instead of memorising fixed settings. As you work through compression and dynamics control, you train your technical knowledge and your ears together, which is exactly how real Mixing skill compounds.

Professional Workflow

In real production, compression and dynamics control isn't approached randomly. This lesson shows up the moment you're gluing a drum bus together so the kit feels like one cohesive, punchy element — a point where the right technique moves the track forward and the wrong one stalls it. It's equally important when shaping transients on a snare so it cuts through a dense festival drop, where these decisions directly shape how professional the result sounds. Working through Mixing this way keeps your sessions deliberate, which is the real secret behind fast, professional results in Professional Mixing, Hip-Hop, Cinematic.

Common Mistakes to Avoid

A few mistakes are specific to compression and dynamics control and worth avoiding from the start. The first is setting the attack too fast and killing the transients that give drums their punch. Producers also lose results by using a release that pumps against the groove instead of breathing with it, and by reaching for heavy compression to fix a problem that gain staging should have solved first. None of these are random — they're the exact failure points this lesson targets, so you build clean habits around compression and dynamics control instead of fighting the same problem every session.

How to Practice This Skill

The fastest way to lock in transient shaping is to apply it immediately: open Mixing, recreate the idea from scratch, then compare against a professional reference until the two sit side by side. That listen–compare–adjust loop turns compression and dynamics control from theory into instinct. From here, the skill feeds directly into multiband dynamics and transient design for drums, so this lesson isn't a dead end — it's a foundation the rest of your Mixing journey builds on. Inside the full SoundSurf lesson you also get guided exercises, an end-of-lesson quiz and XP that track your progress.

Producer Deep Dive

Everything that makes Transient Shaping worth mastering — at a glance.

🎯 Why Producers Learn Transient Shaping

Transient Shaping sits at the heart of compression and dynamics control. Transient shaping decides whether a drum feels punchy and snappy or soft and distant.

Sidechain compression creates the pumping movement that defines modern dance music. That's why producers working in Professional Mixing, Hip-Hop, Cinematic treat transient shaping as a skill worth getting right rather than guessing at.

Inside Mixing, building real command of mixing, transient shaping, sound design, music production pays off every session — the decisions become instinctive, and your results start to sound intentional instead of accidental.

🧩 Common Beginner Challenges

The most common mistake with transient shaping is using a release that pumps against the groove instead of breathing with it.

Producers also trip up by reaching for heavy compression to fix a problem that gain staging should have solved first — and by over-compressing until the track loses all dynamic life and feels flat. These aren't random errors; they're specific to compression and dynamics control, which is exactly why this lesson targets them directly.

Knowing these pitfalls in advance changes how you work. Instead of fixing problems after they appear, you make the right call the first time and build clean habits around mixing, transient shaping, sound design, music production.

🗺️ How This Fits Into Your Learning Journey

Transient Shaping builds on the Beginner Mixing material — those fundamentals need to be comfortable first, because this lesson assumes you can already handle the basics and focuses entirely on compression and dynamics control.

Completing it gives you a working command of compression and dynamics control that the rest of the path depends on. You'll carry these decisions into parallel compression for punch and multiband dynamics, where they become second nature.

The natural next step is the Advanced Mixing lessons, which extend transient shaping into more demanding, professional territory. This lesson is positioned here precisely because that progression depends on it.

🎚️ Real Producer Scenarios

In a real session, transient shaping shows up when you're gluing a drum bus together so the kit feels like one cohesive, punchy element — a moment where the right technique saves the track and the wrong one undermines it.

It's equally critical when controlling an inconsistent vocal so every word sits at the same forward level, where compression and dynamics control decisions directly affect how professional the final result sounds.

And in higher-stakes work — sidechaining the bass to the kick so the low end breathes in time with the beat — this is the kind of skill that separates a rough idea from a polished, competitive Professional Mixing, Hip-Hop, Cinematic record.

🚀 What To Learn Next

After transient shaping, keep your momentum going. The natural next step is to apply these Mixing skills in a new context, then push into related concepts that build on what you just learned — deeper sound design, tighter mixing and more confident arrangement decisions.

Stereo Imaging Techniques →Mid/Side Processing →Reverb Automation →Bass Bus Processing →🎚️ Full Mixing Path →

Knowledge Connections

How Transient Shaping connects to the wider Mixing curriculum — from prerequisite skills to the techniques it unlocks next.

📥

Prerequisite Skills

What you bring in

  • Beginner Mixing fundamentals
  • Core Mixing signal flow
  • Critical listening basics
🎯

This Lesson

What you master here

  • Transient shaping
  • Sound design
  • Music production
🚀

Skills Unlocked Next

Where it leads

  • Advanced Mixing techniques
  • Advanced sound design
  • Professional mixing decisions

Why This Skill Matters

Transient Shaping matters because transient shaping decides whether a drum feels punchy and snappy or soft and distant, and getting transient shaping right is what makes the difference. Sidechain compression creates the pumping movement that defines modern dance music — that's the gap between a track that sounds amateur and one that holds up next to commercial references. Across Mixing and the wider world of compression and dynamics control, command of understanding of transients is something labels, sync libraries and collaborators expect producers to have already mastered. Practically, it shows up the moment you're sidechaining the bass to the kick so the low end breathes in time with the beat: get it right and the production moves forward fast; get it wrong and you spend the session fighting the same problem. For producers working in Professional Mixing, Hip-Hop, Cinematic, mastering transient shaping turns slow, uncertain guessing into confident, repeatable decisions — which is exactly why it earns a place in the curriculum.

Estimated Learning Outcomes

✦ Skill Unlock Preview

Master practical skills you can apply immediately in your productions.

  • Skill

    Apply transient shaping inside Mixing with intent, making cleaner, more deliberate creative decisions at every step.

  • Workflow

    Apply importance of transients with the precision and control expected in professional Mixing productions.

  • Sound Design

    Master core techniques such as Transient shaping, Sound design and Music production to craft sounds that translate cleanly across every playback system.

  • Production

    Translate intermediate Mixing concepts into practical sounds for Professional Mixing, Hip-Hop, Cinematic, Pop productions.

Every outcome is designed to become a practical skill you can carry into every future production.

Key Takeaways
  • Compression controls dynamics so quiet details stay audible while peaks stay under control.
  • Sidechain compression creates the pumping movement that defines modern dance music.
  • Mastering transient shaping turns guesswork into repeatable, confident decisions in Mixing.
  • Pay close attention to transient shaping and sound design — this is where the technique succeeds or fails.
  • The skill connects directly to compression and dynamics control, so it improves your wider production workflow.
Lesson Summary

Transient Shaping is a intermediate-level lesson in the Mixing path that focuses on compression and dynamics control. It covers how transient shaping works in practice and how to apply it deliberately rather than by trial and error. Transient shaping decides whether a drum feels punchy and snappy or soft and distant, which is exactly why this skill earns a place in the curriculum. You'll develop both the technical understanding and the critical-listening habits that make transient shaping reliable in a real production — the kind of decision you'll reach for when gluing a drum bus together so the kit feels like one cohesive, punchy element. By the end you'll have a working command of compression and dynamics control that feeds directly into parallel compression for punch, so the lesson strengthens your overall Mixing workflow instead of standing alone.

Real World Applications

Where producers actually use the skills from this Mixing lesson:

Professional Mixing

Used for making balanced, punchy mixes with controlled low end and clear separation.

Hip-Hop

Used for tuning 808s, programming hats and creating space for vocals to sit up front.

Cinematic

Used for shaping evolving atmospheres, tension and emotional movement for trailers and scores.

Pop

Used for producing clean, radio-ready records where clarity and hook delivery come first.

Tech House

Used for crafting rolling basslines, tight grooves and DJ-friendly arrangements for the club.

Bass House

Used for designing aggressive, mid-heavy basses and punchy drum patterns with maximum impact.

Where Professionals Use This Skill

Real-world contexts where producers and engineers apply the techniques from Transient Shaping.

📺

Sync & Library Music

Used for sidechaining the bass to the kick so the low end breathes in time with the beat — applying transient shaping directly.

🎮

Game Audio

Used for gluing a drum bus together so the kit feels like one cohesive, punchy element — applying sound design directly.

🎧

Streaming & Podcasts

Used for shaping transients on a snare so it cuts through a dense festival drop — applying music production directly.

💿

Commercial Releases

Used for controlling an inconsistent vocal so every word sits at the same forward level — applying understanding of transients directly.

Topics Covered

MixingIntermediateTransient Shapingsound designmusic productionUnderstanding of transientsCharacteristics of attack and sustainTools for transient shapingGenre-specific transient techniquesLayering for enhanced impactDifference between transient shaping and compressionPractical applications in different stylesMixing intermediateTransient Shaping tutorialhow to transient shapingMixing techniquesTransient Shaping in MixingMixing workflowaudio productionelectronic music productionmasteringcritical listeningprofessional techniquesproducer developmentsignal flowarrangementproduction workflowhome studioMixing tutoriallearn MixingMixing for beginnersMixing tips

Related Lessons

46IntermediateMixing

Bass Bus Processing

In the world of electronic music, the **bassline** is often the backbone of your mix, dictating the groove and driving the energy. Effective **bass bus processing** not only enhances the bass's tonal quality but also ensures it sits well in the mix without overpowering other elements. This lesson will guide you through essential techniques to sculpt your bass sound, ensuring a powerful yet cohesive presence that resonates on all systems. Whether you're crafting a punchy Tech House groove or a thunderous Dubstep drop, understanding how to process your bass bus is crucial. Unlock the secrets of professional mixing techniques that can elevate your tracks to industry standards. Let's dive into the specifics and explore how to make your bass sound incredible!

mixingbass busaudio engineering
10m100 XP
47IntermediateMixing

FX Bus Routing

FX Bus Routing is an essential technique in modern mixing that elevates your productions by enhancing depth and spatial accuracy while allowing for creative flexibility in processing. In EDM genres, where ambiance and atmosphere are crucial, learning how to effectively route effects buses can differentiate between a flat mix and an immersive auditory experience. This lesson will equip you with the skills to integrate FX buses seamlessly, optimizing the placement of your reverbs, delays, and other effects to create a rich sonic tapestry. Get ready to transform your mixes into dynamic soundscapes that resonate with your audience.

mixingfx routingedm
10m100 XP
48IntermediateMixing

Saturation Types Deep Dive

In the world of EDM and electronic music, saturation isn't just an effect; it's a transformative tool that can breathe life and character into your mixes. Understanding the different types of saturation can elevate your productions from mediocre to masterful. This lesson dives deep into the nuances of saturation options available to you, exploring how each type can shape your sounds, from adding warmth to percussion to achieving that aggressive edge in bass synths. By the end of this lesson, you'll grasp the subtleties behind tape, tube, and transistor saturation, enabling you to harness their potential effectively within your mixes. A solid understanding of saturation will allow you to create more dynamic, engaging tracks that resonate in clubs and festivals alike.

mixingsaturationproduction
10m100 XP
49IntermediateMixing

Harmonic Distortion as a Mix Tool

Understanding and utilizing **harmonic distortion** is essential for modern electronic music production. This lesson aids producers in creating warmth, urgency, and character through intentional distortion. By mastering harmonic distortion, you can enhance elements like drums, bass lines, or synths, ensuring they sit better in the mix and resonate with the listener on an emotional and physical level. This lesson will teach you how to apply distortion tastefully and strategically, unlocking its potential as a key mixing tool in genres such as Tech House, Dubstep, and Future Bass.

mixingharmonic distortionedm
10m100 XP
51IntermediateMixing

Stereo Imaging Techniques

In the world of electronic music, **stereo imaging** is a crucial aspect that can elevate your mix from ordinary to extraordinary. This lesson delves into techniques that professional mixing engineers use to create depth and spaciousness in their mixes, enhancing the listener's experience. Understanding how to manipulate the stereo field allows you to position elements effectively, making your bass land hard, your synths soar, and your vocals sit perfectly. By the end of this lesson, you'll be equipped to sharpen your mixing skills and make the most of stereo imaging, ultimately leading your tracks toward a polished, professional sound.

mixingstereo imagingpanning
11m100 XP
52IntermediateMixing

Mid/Side Processing

Mid/Side (M/S) processing is a transformative technique that enhances the spatial dimension of your mixes, crucial in genres like EDM and Dubstep where stereo depth contributes substantially to engagement. By utilizing M/S processing, producers can manipulate the mid (center) and side (stereo) elements separately, allowing for precise control over your mix's stereo image. This lesson will explore how to effectively use M/S EQ and compression to create more immersive soundscapes, perfect for energizing drop sections or expansive breakdowns. Understanding this technique will not only refine your mixing skills but also elevate your sonic landscape, giving your music the professional polish it deserves.

mixingmid/side processingedm
10m100 XP

Next Recommended Lessons

51IntermediateMixing

Stereo Imaging Techniques

In the world of electronic music, **stereo imaging** is a crucial aspect that can elevate your mix from ordinary to extraordinary. This lesson delves into techniques that professional mixing engineers use to create depth and spaciousness in their mixes, enhancing the listener's experience. Understanding how to manipulate the stereo field allows you to position elements effectively, making your bass land hard, your synths soar, and your vocals sit perfectly. By the end of this lesson, you'll be equipped to sharpen your mixing skills and make the most of stereo imaging, ultimately leading your tracks toward a polished, professional sound.

mixingstereo imagingpanning
11m100 XP
52IntermediateMixing

Mid/Side Processing

Mid/Side (M/S) processing is a transformative technique that enhances the spatial dimension of your mixes, crucial in genres like EDM and Dubstep where stereo depth contributes substantially to engagement. By utilizing M/S processing, producers can manipulate the mid (center) and side (stereo) elements separately, allowing for precise control over your mix's stereo image. This lesson will explore how to effectively use M/S EQ and compression to create more immersive soundscapes, perfect for energizing drop sections or expansive breakdowns. Understanding this technique will not only refine your mixing skills but also elevate your sonic landscape, giving your music the professional polish it deserves.

mixingmid/side processingedm
10m100 XP
53IntermediateMixing

Reverb Automation

In the realm of electronic music production, mastering reverb automation can elevate your mixes from good to unforgettable. This powerful tool allows producers to create dynamic, engaging soundscapes that evolve over time. By automating reverb, you can emphasize certain elements, create depth, or even craft dramatic transitions that keep listeners hooked. Whether you’re working on a smooth Future Bass track or an energetic Tech House groove, understanding reverb automation will make your mixes more polished and professional. This lesson will delve into practical techniques with specific examples, ensuring you can immediately apply these skills in your productions. Let’s explore this sonic dimension together!

mixingreverbautomation
10m100 XP

Advanced Follow-Up Lessons

73AdvancedMixing

Advanced Compression Chains

In this lesson on advanced compression chains, we will explore the complexities of dynamic control that are essential for mixing various styles of electronic music. Compression can transform your tracks from mundane to dynamic and powerful, but understanding how to effectively deploy multiple compressors in series or parallel is crucial for achieving professional results. This lesson delves into techniques that experienced mixing engineers use to sculpt sound, manage dynamics, and create sonic depth, all while maintaining the energy and punch that electronic genres demand. Mastering compression chains will elevate your mixing skills, providing the tools you need to enhance clarity and impact in your productions.

mixingcompressionedm
12m200 XP
74AdvancedMixing

Serial Compression

In the realm of electronic music, the clarity and punch of your mix can make or break your tracks. Enter serial compression, a mixing technique that employs multiple compressors in tandem to achieve superior control and dynamics. This lesson dives deep into the art of integrating serial compression into your workflow, focusing particularly on how it can sculpt sounds to fit well in genres like Tech House and Dubstep. Learn to manipulate dynamics with precision as we explore how this advanced technique can transform your productions, making them not just louder, but more engaging and impactful. Whether you're tightening up a vocal or adding weight to a kick drum, mastering serial compression is a game-changer that will elevate your mixing craft.

mixingcompressionedm
12m200 XP
75AdvancedMixing

Parallel Processing Systems

In electronic music production, mastering your mix can significantly elevate your sound. One of the most effective techniques in achieving a polished mix is **parallel processing**. This lesson demystifies parallel processing systems, allowing you to blend effects with your original tracks without stripping them of their core characteristics. You'll learn how to harness the power of parallel compression, EQ, and reverb, providing clarity and depth to your mixes. By integrating this lesson into your workflow, you'll not only enhance the liveliness in your tracks but also gain a deeper understanding of acoustics, giving you the tools to mix like a pro.

mixingmusicproductionparallelprocessing
12m200 XP

🎚️ The Complete Mixing Path

Follow the full 122-lesson Mixing curriculum from Beginner to Legend, step by step.

View the Full Mixing Path →
SoundSurf Premium

Unlock The Full SoundSurf Experience

Turn this preview into a complete, gamified producer education — everything you need to go from beginner to professional, all in one place.

1,870+ Lessons
Ear Training
Quizzes
Producer Island
GameBook Sagas
XP & Levels
Achievements
Learning Paths
Premium Challenges
🚀 Start Free

Frequently Asked Questions

🛸
🛸
✦ Incoming Signal

STOP WATCHING.
START PRODUCING.

Master music production through lessons, quests, XP, achievements, GameBook sagas, dungeons and real-world practice.

🚀 Start Learning Free
1870+Lessons
5000+Challenges
200+Achievements
FreeDemo
AndMore...