Flare Scratch vs AudioKit Synth One Synthesizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flare Scratch
This app simulates a high-torque DJ turntable, allowing users to scratch music from their iPod library or pre-loaded beat loops. It offers various classic scratching techniques and features like zoom mode for precision and mirror mode for left-handed users.
- Scratch iPod Library tunes
- High torque turntable simulation
- Loop player
- Zoom mode for precision
- Classic scratch techniques
- Mirror mode for left-handers
- Preloaded beat loops
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Scratch like a pro with Flare, the high torque DJ turntable. Either cut up the built-in records over a beatloop, or your own iPod Library tunes. Get this party started right with Flare, the undisputed Vinyl champion of the AppStore. "Pure Turntablism" --Vdrumpro999 Flare is a high torque turntable that fits in the palm of your hand, and features: • scratch your iPod Library tunes (!!!) • 1 high torque deck • 1 loop player • incredible vinyl sound • the ability to cut it up anywhere • zoom mode for precision scratching • transformer button capable of 11ms clicks • mirror mode for left handers • classic scratches: transformer, baby, tear, 1-click orbit • hamster switch • 5 preloaded beat loops produced by luke dubs, ready to cut over • 3 bundled battle records to get you started Coming soon: pitch control.
AudioKit Synth One Synthesizer
This is a free, open-source professional synthesizer app for iOS devices. It offers over 300 presets, MIDI support, a sequencer, and vintage-inspired filters. Learn music production basics and create your own sounds.
- Over 300+ Presets
- MIDI Support
- Vintage-Style Sequencer
- Analog Filters
- Expressive Arpeggiators
- Open-Source
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“A big step forward for mobile music” - CDM (Create Digital Music) "Groundbreaking iOS synth app" - Cult of Mac "Must-download for every iPad owner" - MacBreak *** "2018 App of the Year, Runner up" – Stuff.tv *** *** “Best iOS Music Apps of 2018” – Cult of Mac *** *** “Best of 2018: iOS Apps for Musicians” – Ask.Audio *** "AudioKit Synth One is a free feature-packed synth for your iPad, including 300+ presets created by professional sound designers behind M83, Tycho, and Rihanna" - Engadget *** “Best Music Apps of 2018” – Music Radar *** LEARN OUR INCREDIBLE STORY: Audiokitpro.com/synth *** Optimized for newer iPads & iPhones for best performance. Note: Requires iPhone 6 or higher screen size. App will not work on older iPhone 5/SE/Touch devices "A Stunning Endeavor... Sounds Amazing!" - Francis Preve, Electronic Musician Magazine “Amazing & Brilliant… Sounds fantastic!” – The Sound Test Room "A great example of human endeavor" - Gaz Williams, Sonic State "Sounds amazing... the start of something huge." - Ask.Audio AudioKit Synth One is the first completely free & open-source professional iOS Synthesizer app in history. No Ads. No IAP. It will always be free. "Powerful... Awesome" - Synthtopia.com "An amazing synth app for your iPad that’s as close to sorcery as it gets" - GarageBand Guide "Must Have iOS Synthesizer" - Synth Anatomy "Synth One is a robust piece of free software" - The Verge "It WOWS you... immediately fun to start tweaking!" - discchord "A damn fine synth" - Computer Music Magazine "Open-source and seriously powerful" - Future Music Magazine "A labour of love that everyone can enjoy" - Music Radar "Extremely exciting passion project" - Music Tech Magazine "Make your own imposing synthesizer sounds and teach yourself the basics of music production" - Lifehacker Learn more: audiokitpro.com/synth Created by over 100+ volunteers around the world (including sound designers for M83, Rihanna, Kanye West, Neon Trees, Mike Posner, Tycho, and more), this app includes MIDI support (play it with a MIDI keyboard or controller), sequencer, vintage-inspired analog filters, expressive arpeggiators, warm analog delays, and, over 300+ presets to get you started! Email us your music & bugs: hello@audiokitpro.com SYNTH ONE FEATURES: This synthesizer is completely free, fully functional, and ad-free. There are no IAP or anything to buy -- It’s the ultimate free iPad music instrument app! • Hybrid Analog/FM Poly Synthesizer • Over 300+ Presets crafted by famous sound designers • Audiobus 3 & Inter-app Audio (IAA) • Ableton Link • Five Oscillators (2 DCO, FM, Sub, Noise) • 2 LFOs with over a dozen routing possibilities • Vintage-Style 16-Step Sequencer • Classic poly arpeggiator • MIDI in (Control with a MIDI Keyboard or AudioBus/IAA) • Touchable ADSR Envelopes for Amp & Filter • FM Oscillator w/ Mod • Mono glide and legato • Dedicated Sine/Square -12/24 Sub Osc • 4-Pole Vintage Low-Pass Filter • High-Pass/Band Pass Filters • Beautiful Costello Reverb • Multi-tap (ping-pong) delay • TouchPads • Preset & Bank Import/Export & More… BONUS: Full Source code is now available! AudiokitPro.com/Synth Plus, it’s completely open-source. Use the code to learn how to build your own synth app or modify the app yourself! OFFICIAL VIDEO: https://youtu.be/hwDNgCYowYs "Amazing noises that will make your ears squee with glee" - Stuff Magazine "Pick of the Week" - MacBreak On the roadmap: • MPE Support (Play w/ a Roli Seaboard) • AUv3 Plug-in support
Screenshots
Verdict
The clearest difference is price: AudioKit Synth One Synthesizer at Free against Flare Scratch's $4.99. AudioKit Synth One Synthesizer also leads on rating (4.9 vs 3.5) and review sentiment (95% vs 66%). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
AudioKit Synth One Synthesizer is free to download; Flare Scratch costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
AudioKit Synth One Synthesizer holds the better App Store score, 4.9 against 3.5. That said, the two scores are not equally well evidenced: AudioKit Synth One Synthesizer has 27K ratings behind it against 71, so its average is the more settled of the two. Written reviews point the same way: 66% of Flare Scratch's written reviews are positive against 95% of AudioKit Synth One Synthesizer's.
Flare Scratch ships an update every 3 weeks, AudioKit Synth One Synthesizer monthly. Both last shipped on October 31, 2026.
| Parameter | Flare Scratch | AudioKit Synth One Synthesizer |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.5 (71 ratings) | 4.9 (27K ratings) — better |
| Positive reviews | 65.9% of reviews | 94.5% of reviews — better |
| Number of ratings | 71 | 27K — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Async | AudioKit Pro |
Customer experience
Flare Scratch
AudioKit Synth One Synthesizer
User reviews
Flare Scratch
From 71 App Store ratingsWhat we love
- 🚀 Hardest working dev
- 👍 Realistic scratching experience
- 💡 Ability to use own music library
- 🚀 Smooth and responsive
Room to improve
- 🐛 Crashing issues
- 🐛 Compatibility problems
- 🐛 Bugs and glitches
- 🔋 App not optimized for newer devices
AudioKit Synth One Synthesizer
From 27K App Store ratingsWhat we love
- 😎 Easy to use
- 🔥 Clean patches
- 👍 Awesome synth
- 🎸 Works great with GarageBand
- 🤩 Absolutely stunning
Room to improve
- 🤔 No AU support yet
- 🤔 Crashes with Audiobus 3
- 🤔 Poor palette of sounds
- 🤔 Mod wheel issues
- 🤔 Occasional crashes
Bugs and requests
Flare Scratch
Reported bugs
3 issues- Crashing when adding music
- Inability to change loop or turntable tracks
- Compatibility issues with newer iOS versions
Requested features
5 requests- Pitch control
- Crab scratch button
- More skins/customization options
- Recording functionality
- Ability to load own beats/loops
AudioKit Synth One Synthesizer
Reported bugs
5 issues- Login screen freezes
- Incompatible with older devices
- Keyboard issues on iPhone
- Crashes with Audiobus 3
- Mod wheel issues
Requested features
12 requests- Add AU support
- Add just intonation feature
- Add dotted-8th-note delay option
- Add more sound packs
- Add drum machine/sequencing capabilities
Show 7 moreShow fewer
- Add more complex waveforms
- Add multi-filter support
- Add more than 2 oscillators
- Add ability to record MIDI tracks
- Add support for Bluetooth MIDI controllers
- Add dark mode option
- Add advanced analytics dashboard
In-app purchases
Flare Scratch
No in-app purchases
AudioKit Synth One Synthesizer
No in-app purchases
Questions
Is Flare Scratch free?
Is AudioKit Synth One Synthesizer free?
Which has better reviews, Flare Scratch or AudioKit Synth One Synthesizer?
Do Flare Scratch or AudioKit Synth One Synthesizer have ads?
Which is updated more often, Flare Scratch or AudioKit Synth One Synthesizer?
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