# By Ear PRO vs Muse Forge

The clearest difference is in-app purchases: By Ear PRO at none against Muse Forge's 2. Muse Forge's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Muse Forge sells 2 in-app purchases, starting at $2.99 per month. By Ear PRO asks for nothing beyond the download.

By Ear PRO ships an update every 3 months, Muse Forge every 3 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | By Ear PRO | Muse Forge |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 44 MB | 120 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kenichi Ando](https://appshunter.io/developer/1764800769) | [DeepWave Co., Ltd.](https://appshunter.io/developer/1456517098) |

## What reviewers say

### By Ear PRO

[App page](https://appshunter.io/ios/app/by-ear-pro-slow-down-notate/id6760327561)

This app helps musicians transcribe songs by automatically analyzing chords from audio. It allows for slow playback of difficult phrases and visualizes chords on a piano roll for accurate copying. Users can also create their own transcriptions from scratch.

**Highlights:** AI chord analysis from audio, Pitch-preserving slow playback, Piano roll visualization of chords, Freehand transcription with chord insertion, Project saving and loading, MIDI export

**In-app purchases:** none


### Muse Forge

[App page](https://appshunter.io/ios/app/muse-forge/id6778660072)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Muse Forge Starter Monthly | $2.99 | per month |
| Muse Forge Creator Monthly | $7.99 | per month |


## Frequently asked questions

### Is By Ear PRO free?

By Ear PRO is free to download, with no in-app purchases.

### Is Muse Forge free?

Muse Forge is free to download, with in-app purchases available.

### Do By Ear PRO or Muse Forge have ads?

By Ear PRO shows ads; Muse Forge does not.

### Which is updated more often, By Ear PRO or Muse Forge?

By Ear PRO ships an update every 3 months, and Muse Forge every 3 weeks. Most recently, By Ear PRO was updated on October 24, 2026 and Muse Forge on October 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.*