# RWKV Music vs Composer Lab

The clearest difference is price: RWKV Music at Free against Composer Lab's $17.99. RWKV Music also leads on device support (4 vs 2) and iOS requirement (15.6 vs 18.2). Composer Lab's advantage is update cadence (every 3 days vs every 4 weeks). On rating, review sentiment, ratings volume and ads there is nothing between them.

RWKV Music is free to download; Composer Lab costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for RWKV Music against 5.0 for Composer Lab. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

RWKV Music ships an update every 4 weeks, Composer Lab every 3 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | RWKV Music | Composer Lab |
| --- | --- | --- |
| Price | **Free** | $17.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rwkv-music/id6739768807/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/composer-lab/id6744673208/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | **Free** | Paid |
| Size | 186 MB | 49 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳元始智能有限公司](https://appshunter.io/developer/1786946419) | [笑一 杨](https://appshunter.io/developer/1808689646) |

## What reviewers say

### RWKV Music

[App page](https://appshunter.io/ios/app/rwkv-music/id6739768807)

This AI-powered tool generates original music compositions and continues existing pieces by learning from MIDI files. It offers creative modes, auto-chord generation, and personalized settings, all processed locally on your device for privacy and offline use.

**Highlights:** AI music composition, Generate new musical pieces, Continue existing works, Offline capability, Auto chords, Customizable settings

**In-app purchases:** none


### Composer Lab

[App page](https://appshunter.io/ios/app/composer-lab/id6744673208)

Explore harmonic structures, scales, and microtonal tuning systems. This app offers tools for organizing pitch material, crafting custom tunings, and managing rhythmic units for songwriting and composition.

**Highlights:** Harmonic structure exploration, Custom tuning system creation, Rhythmic unit management, Microtonal scale playback, DAW file export (.scl, .tun), Pitch set theory principles

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RWKV Music free?

RWKV Music is free to download, with no in-app purchases.

### Is Composer Lab free?

Composer Lab costs $17.99, with no in-app purchases.

### Which has better reviews, RWKV Music or Composer Lab?

RWKV Music and Composer Lab are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do RWKV Music or Composer Lab have ads?

Neither RWKV Music nor Composer Lab shows ads.

### Which is updated more often, RWKV Music or Composer Lab?

RWKV Music ships an update every 4 weeks, and Composer Lab every 3 days. Most recently, RWKV Music was updated on October 30, 2026 and Composer Lab on October 30, 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.*