# iWriteMusic SE vs GPMuse

The clearest difference is update cadence: GPMuse at every 2 weeks against iWriteMusic SE's every 2 months. iWriteMusic SE's advantage is iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iWriteMusic SE ships an update every 2 months, GPMuse every 2 weeks. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | iWriteMusic SE | GPMuse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (148 ratings)](https://appshunter.io/ios/app/iwritemusic-se/id393614358/reviews)** | — |
| Number of ratings | **148** | — |
| Positive reviews | 56.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 19 MB | 37 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [iWriteMusicProject](https://appshunter.io/developer/393551666) | [Hung Truong Khanh](https://appshunter.io/developer/1762420034) |

## What reviewers say

### iWriteMusic SE

[App page](https://appshunter.io/ios/app/iwritemusic-se/id393614358)

Create professional-quality sheet music efficiently, even on small screens. This app offers intuitive interfaces and powerful tools for musicians of all levels, from beginners to professionals. Easily compose, edit, and share your musical ideas.

**Highlights:** Intuitive and simple user interface, Highly efficient input systems (One-Flick & Traditional), Professional quality sheet music creation, Supports major notation elements, Useful playback options for practice, Data and sheet music sharing (PDF, JPG, MIDI)

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎼 Comprehensive notation tools and features
- 👍 Intuitive interface for music composition
- 🎵 Wide range of instruments available
- 💾 Easy saving and exporting to PDF
- 🎹 Playback functionality for reviewing compositions

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 😤 Difficult and unintuitive note input
- 🔧 Poor user interface design
- 📖 Confusing and poorly organized help documentation
- ⚠️ Inaccurate instrument sound playback

**Reported bugs**

- App crashes when adding rests at beginning of measure
- App crashes when adding/removing notation
- App freezes when entering notes on certain pitches
- App randomly quits during composition
- Note placement inaccuracy on iPhone with retina display

**Requested features**

- Auto-save functionality
- MusicXML file transfer support
- Guitar tablature (TAB) notation
- Ability to change time signature mid-composition
- Better grace note controls


### GPMuse

[App page](https://appshunter.io/ios/app/gpmuse-music-notation/id6761681276)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iWriteMusic SE free?

iWriteMusic SE is free to download, with no in-app purchases.

### Is GPMuse free?

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

### Do iWriteMusic SE or GPMuse have ads?

Neither iWriteMusic SE nor GPMuse shows ads.

### Which is updated more often, iWriteMusic SE or GPMuse?

iWriteMusic SE ships an update every 2 months, and GPMuse every 2 weeks. Most recently, iWriteMusic SE was updated on October 15, 2026 and GPMuse on October 10, 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.*