Comparison

YouCompose vs Async Sampler

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

YouCompose

Create original music effortlessly with an AI assistant. This app generates unique compositions using music theory and genetic algorithms, ensuring no copyright issues. It offers a wide range of built-in instruments and flexible editing tools.

Highlights
  • AI-powered music composition
  • Original, copyright-free music generation
  • 80+ built-in instrument sounds
  • Over 85 predefined ensembles
  • Multiple creation methods (keyboard, MIDI, grid, score)
  • Classical and jazz harmonization
  • Advanced editing capabilities
Read full description

Meet Aimée, your AI assistant composer, ready to help you create amazing music effortlessly. Aimée: Originality You Can Trust. In the evolving landscape of artificial intelligence and creativity, concerns about originality and copyright are paramount. Aimée, the AI-powered assistant in YouCompose, stands out by ensuring that the music she helps you create is entirely original and free from copyright issues. Aimée Doesn't Steal! Aimée's AI isn't trained on existing musical data. Instead, she generates her own unique musical content. This innovation is achieved through the clever use of an expert system that combines music theory with advanced genetic algorithms. As a result, Aimée produces truly original compositions that are not based on or derived from existing works. At the heart of Aimée's originality is an expert system grounded in comprehensive musical theoretical data. This system provides Aimée with a deep understanding of music, enabling her to compose with creativity and precision. Whether you're crafting a symphony or a simple melody, Aimée applies her theoretical knowledge to ensure your music is harmonically rich and structurally sound. Aimée also leverages genetic algorithms, which allow her to evolve and refine musical ideas through a process akin to natural selection. By iteratively improving upon initial ideas, Aimée can explore a vast space of musical possibilities, generating compositions that are both innovative and musically coherent. This approach is crucial in addressing potential copyright infringements. By not relying on pre-existing musical data, Aimée ensures that the music you create with her assistance is genuinely yours. Why Originality Matters? In the realm of music composition, originality is not just a matter of artistic integrity but also a legal necessity. Copyright infringement can lead to significant legal challenges and financial liabilities. Aimée's ability to create original music provides peace of mind, allowing you to focus on your creative process without worrying about potential legal repercussions. Features of YouCompose and Aimée: Built-in Instruments: - 80 instrument definitions with their sounds, including all regular orchestral instruments, keyboards, organs, guitars, basses, chorus, and percussion. - Over 85 predefined ensembles for quick setup, ranging from trios to orchestras. Creating and Editing: - Create melodies using the built-in virtual keyboard, a MIDI keyboard, a grid or score editor, by importing MIDI files, or by asking Aimée to generate them. - Aimée harmonizes your melodies in classical or jazz style, considering your chosen instruments. - Edit compositions by copying, pasting, moving, and deleting movements, segments, and individual notes. - Let Aimée compose a complete symphony or add new movements based on her own or your melodies. - Control harmonization with instrumentation tools, ‘Composition instructions,’ ‘Harmonization Points,’ or leave it to Aimée. - Combine classical and jazz styles within a single piece. - Special tools for entering lyrics, applying melodic transformations, and creating dynamic effects. Sharing and Saving: - Compatible with Audiobus, AudioCopy, and Inter-App Audio for seamless audio recording and integration with other apps. - CoreMIDI compatible for use with MIDI keyboards, sound modules, or synth apps. - Export audio files in MIDI, AAC, M4A, AIFF, CAF, and WAV formats, with M4A files containing iTunes data like ‘artist,’ ‘song name,’ and ‘lyrics.’ - View, print, save or export full scores and individual parts (transposed when applicable) as PDF. - Save compositions to your device, with options to share via iCloud, email, or AirDrop. - Share compositions through email with YouCompose files, audio files, MIDI files, and PDFs of scores and parts. YouCompose also includes several sample compositions featuring well-known melodies, providing a rich starting point for your musical journey.

About

Async Sampler

Create captivating sound collages, dynamic textures, and rhythmic patterns with this powerful musical instrument. It offers asynchronous and synchronous playback modes, a versatile LFO, and an effects processor to elevate your sound design.

Highlights
  • Standalone and AUv3 versions
  • Three independent samplers
  • Extensive sample library
  • Upload your own samples
  • Asynchronous and synchronous playback
  • Flexible LFO system
  • Effects processor
Read full description

Async Sampler, a powerful musical instrument designed to bring your soundscapes to life. This flexible tool is dedicated to crafting captivating sound collages, dynamic asynchronous textures, rhythmic patterns, and rich sound designs. It opens up a world of creative possibilities, making it the perfect companion for music producers, sound designers, ambient, and noise enthusiasts. Whether you're a seasoned musician or a curious explorer, Async Sampler is here to inspire and elevate your musical journey. App comes with a rich library of unique samples, and you can easily upload and use your own sounds. Async Sampler fundamentally consists of three samplers that can reproduce sound asynchronously, meaning they can operate without being tied to a specific BPM, or synchronously, using an external MIDI clock source or the tempo of your project if you're using Async Sampler as an AUv3 plugin. The instrument features a versatile LFO that allows you to control any parameter. Async includes an effects processor and a master bus section. Also, you have the option to use external MIDI controllers, save and load your custom presets and samples, among other features. Key features: — Standalone and AUv3 versions — Three independent samplers — Extensive sample library out of the box — Ability to upload your own samples — Asynchronous and synchronous playback modes for each sample — Flexible LFO system that can control almost any parameter — Effects processor — Ability to save presets — And much more

Screenshots

YouCompose4 screens
Async Sampler3 screens

Verdict

The call

The clearest difference is update cadence: Async Sampler at every 2 weeks against YouCompose's every 4 months. Async Sampler also leads on iOS requirement (11.0 vs 14.0). YouCompose's advantage is price ($12.99 vs $14.99). On rating, review sentiment, ratings volume and ads 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

CostPrice · In-app purchases · Ads · Monetization

YouCompose costs $12.99 and Async Sampler $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for YouCompose against 4.5 for Async Sampler. Both are backed by a comparable volume of ratings — 35 and 18 respectively. Written reviews are what separate them: 70% of YouCompose's written reviews are positive against 78% of Async Sampler's.

UpkeepUpdate frequency

YouCompose ships an update every 4 months, Async Sampler every 2 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
YouCompose versus Async Sampler: the parameters behind the verdict, then further details
ParameterYouComposeAsync Sampler
Price$12.99 — better$14.99
Rating4.4 (35 ratings)4.5 (18 ratings) — better
Positive reviews70.0% of reviews77.8% of reviews — better
Number of ratings35 — better18
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS14.011.0 — better
Further details — not scored
Size399 MB235 MB
Age rating4+4+
DeveloperElstarSergei Zhulkov

Customer experience

YouCompose

All ratings35 ratings
Positive80.0%
Neutral11.4%
Negative8.6%
Written reviews50 reviews
Positive70.0%
Neutral12.0%
Negative18.0%

Async Sampler

All ratings18 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews9 reviews
Positive77.8%
Neutral0.0%
Negative22.2%

In-app purchases

None

YouCompose

No in-app purchases

None

Async Sampler

No in-app purchases

Questions

Is YouCompose free?
YouCompose costs $12.99, with no in-app purchases.
Is Async Sampler free?
Async Sampler costs $14.99, with no in-app purchases.
Which has better reviews, YouCompose or Async Sampler?
Async Sampler is rated higher. YouCompose averages 4.4 out of 5 from 35 ratings, while Async Sampler averages 4.5 from 18 ratings.
Do YouCompose or Async Sampler have ads?
Neither YouCompose nor Async Sampler shows ads.
Which is updated more often, YouCompose or Async Sampler?
YouCompose ships an update every 4 months, and Async Sampler every 2 weeks. Most recently, YouCompose was updated on October 22, 2026 and Async Sampler on October 24, 2026.

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