# i vs Composer Pro

The clearest difference is rating: Composer Pro at 4.5 against i's 2.2. Composer Pro also leads on ratings volume (690 vs 5) and review sentiment (72% vs 50%). i's advantage is in-app purchases (none vs 4) and iOS requirement (8.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Composer Pro sells 4 in-app purchases, starting at $6.99 per 7 days. i asks for nothing beyond the download.

Composer Pro holds the better App Store score, 4.5 against 2.2. That said, the two scores are not equally well evidenced: Composer Pro has 690 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 50% of i's written reviews are positive against 72% of Composer Pro's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | i | Composer Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/i-orchestra/id1104232489/reviews) | **[4.5 (690 ratings)](https://appshunter.io/ios/app/composer-pro-sheet-music-maker/id1551925812/reviews)** |
| Number of ratings | 5 | **690** |
| Positive reviews | 50.0% of reviews | **71.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Subscription |
| Size | 336 MB | 161 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lee Cheng](https://appshunter.io/developer/1104232488) | [嵩 张](https://appshunter.io/developer/1091921941) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-orchestra/id1104232489)

This app simulates orchestral instruments on iOS devices, allowing users to play musical scores using on-screen or external MIDI keyboards. Multiple users can collaborate to form a virtual orchestra, with each person playing a specific part.

**Highlights:** Orchestral instrument simulation, MIDI input via on-screen or external keyboard, PDF score display and playback, Collaborative virtual orchestra formation, Individual orchestral part simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Composer Pro

[App page](https://appshunter.io/ios/app/composer-pro-sheet-music-maker/id1551925812)

Compose music scores with ease using a familiar keyboard layout. This app supports multiple parts, a wide range of instruments, and various musical symbols, making it suitable for both beginners and experienced musicians.

**Highlights:** Keyboard-style note input, Support for up to 8 parts, Over 100 instruments, Variety of music symbols, Configurable parts and settings, Instrument transposition, Export without watermark

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $6.99 | per 7 days |
| Pro Access | $9.99 | per month |
| Pro Access | $49.99 | per year |
| Pro Access | $49.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🎼 Helpful for composing music
- 🎹 Good for beginners
- 💡 Allows creating sheet music

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔒 Limited features in free version
- 📢 Too many ads
- 🐛 Bugs and glitches
- 🔒 Forced to pay for basic functionality

**Reported bugs**

- Notes sometimes placed incorrectly
- Measures and compositions randomly deleted
- Inability to restore deleted content

**Requested features**

- Add more instruments beyond piano
- Allow changing time signatures and key signatures without subscription
- Improve note editing and placement
- Add export options to save/share compositions
- Provide more music notation tools and dynamics


## Frequently asked questions

### Is i free?

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

### Is Composer Pro free?

Composer Pro is free to download, with in-app purchases available.

### Which has better reviews, i or Composer Pro?

Composer Pro is rated higher. i averages 2.2 out of 5 from 5 ratings, while Composer Pro averages 4.5 from 690 ratings.

### Do i or Composer Pro have ads?

Neither i nor Composer Pro shows ads.

### Which is updated more often, i or Composer Pro?

i ships an update every 2 months, and Composer Pro every 2 months. Most recently, i was updated on October 15, 2026 and Composer Pro on October 21, 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.*