# YouCompose vs sub808

The clearest difference is review sentiment: YouCompose at 70% against sub808's 0%. YouCompose also leads on rating (4.4 vs 4.2) and ratings volume (35 vs 10). sub808's advantage is price ($9.99 vs $12.99) and iOS requirement (12.0 vs 14.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

YouCompose costs $12.99 and sub808 $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

YouCompose holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 35 and 10 respectively. Written reviews point the same way: 70% of YouCompose's written reviews are positive against 0% of sub808's.

YouCompose ships an update every 4 months, sub808 every 6 months. The most recent releases landed on October 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | YouCompose | sub808 |
| --- | --- | --- |
| Price | $12.99 | **$9.99** |
| Rating | **[4.4 (35 ratings)](https://appshunter.io/ios/app/youcompose/id690183662/reviews)** | [4.2 (10 ratings)](https://appshunter.io/ios/app/sub808/id6475637520/reviews) |
| Number of ratings | **35** | 10 |
| Positive reviews | **70.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | **Free** | Paid |
| Size | 399 MB | 150 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elstar](https://appshunter.io/developer/433771912) | [OSC Audio](https://appshunter.io/developer/1693533681) |

## 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


### sub808

[App page](https://appshunter.io/ios/app/sub808/id6475637520)

Create powerful sub-bass sounds with this intuitive instrument app. Explore analog-inspired flavors, fine-tune saturation, and sculpt your basslines with versatile envelope and shaper controls. Compatible across devices for seamless production.

**Highlights:** 50 Factory Presets, 4 Analog Flavors, 8 Saturation Modes, Filter Cutoff & Glide, Handcrafted Envelope & Shaper, Cross-platform Compatibility

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is YouCompose free?

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

### Is sub808 free?

sub808 costs $9.99, with no in-app purchases.

### Which has better reviews, YouCompose or sub808?

YouCompose is rated higher. YouCompose averages 4.4 out of 5 from 35 ratings, while sub808 averages 4.2 from 10 ratings.

### Do YouCompose or sub808 have ads?

Neither YouCompose nor sub808 shows ads.

### Which is updated more often, YouCompose or sub808?

YouCompose ships an update every 4 months, and sub808 every 6 months. Most recently, YouCompose was updated on October 9, 2026 and sub808 on September 23, 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.*