# YouCompose vs Moebius Lab

The clearest difference is rating: Moebius Lab at 4.9 against YouCompose's 4.4. Moebius Lab also leads on review sentiment (96% vs 70%) and price ($9.99 vs $12.99). YouCompose's advantage is device support (4 vs 1) and iOS requirement (14.0 vs 17.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

YouCompose costs $12.99 and Moebius Lab $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Moebius Lab holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 35 and 50 respectively. Written reviews point the same way: 70% of YouCompose's written reviews are positive against 96% of Moebius Lab's.

YouCompose ships an update every 4 months, Moebius Lab every 3 months. Both last shipped on September 28, 2026.

## The numbers

| Metric | YouCompose | Moebius Lab |
| --- | --- | --- |
| Price | $12.99 | **$9.99** |
| Rating | [4.4 (35 ratings)](https://appshunter.io/ios/app/youcompose/id690183662/reviews) | **[4.9 (50 ratings)](https://appshunter.io/ios/app/moebius-lab/id1108915352/reviews)** |
| Number of ratings | 35 | **50** |
| Positive reviews | 70.0% of reviews | **96.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Free** | Paid |
| Size | 399 MB | 29 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elstar](https://appshunter.io/developer/433771912) | [Amazing Noises](https://appshunter.io/developer/903336421) |

## What reviewers say

### YouCompose

[App page](https://appshunter.io/ios/app/youcompose/id690183662)

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

**In-app purchases:** none


### Moebius Lab

[App page](https://appshunter.io/ios/app/moebius-lab/id1108915352)

This app is a versatile sound processor offering a synth, sample player, and a wide array of time and spectral effects. It allows for complex sound design through extensive parameter modulation and routing options, with over 200 presets to get you started.

**Highlights:** Multimorphic sound processor, Internal synth with oscillators and filters, Varispeed stereo sample player, 9 time domain effects, 6 spectral effects, Up to 7 IAA slots, Nearly 200 modulators (LFOs)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is YouCompose free?

YouCompose costs $12.99, with no in-app purchases.

### Is Moebius Lab free?

Moebius Lab costs $9.99, with no in-app purchases.

### Which has better reviews, YouCompose or Moebius Lab?

Moebius Lab is rated higher. YouCompose averages 4.4 out of 5 from 35 ratings, while Moebius Lab averages 4.9 from 50 ratings.

### Do YouCompose or Moebius Lab have ads?

Neither YouCompose nor Moebius Lab shows ads.

### Which is updated more often, YouCompose or Moebius Lab?

YouCompose ships an update every 4 months, and Moebius Lab every 3 months. Most recently, YouCompose was updated on September 28, 2026 and Moebius Lab on September 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*