# Recognize vs Piano Chord Scales for compose

The clearest difference is ads: Recognize at none against Piano Chord Scales for compose's shown. Recognize also leads on review sentiment (41% vs 33%) and iOS requirement (8.0 vs 13.0). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Recognize sells 1 one-off in-app purchase and Piano Chord Scales for compose sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Recognize ships an update every 3 weeks, Piano Chord Scales for compose every 5 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Recognize | Piano Chord Scales for compose |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (51 ratings)](https://appshunter.io/ios/app/recognize/id604448810/reviews)** | — |
| Number of ratings | **51** | — |
| Positive reviews | **41.5% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 6 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JG Applications Ltd](https://appshunter.io/developer/315652170) | [kenji kiuchi](https://appshunter.io/developer/553473005) |

## What reviewers say

### Recognize

[App page](https://appshunter.io/ios/app/recognize/id604448810)

Identify songs playing from any audio source, including radio, TV, and movies. The app automatically stores your identified tracks in the cloud and allows you to preview songs, watch music videos, and explore artist content. Interact with friends and discover trending music.

**Highlights:** Identify songs from any audio source, Cloud storage for identified tracks, Discover popular and trending songs, Preview songs and watch music videos, View artist content, Social interaction features

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Adverts | $0.99 | one-time |

**What reviewers like**

- 🎯 Accurate song recognition for most songs
- 🌍 Excellent recognition of international and obscure music
- ⚡ Fast and quick identification
- 🎨 Clean and user-friendly interface
- 💰 Free application

**What reviewers complain about**

- 🐛 Frequent crashes when attempting to identify songs
- 🔐 Requires email/social media login (Facebook, Twitter, Gmail)
- ❌ Poor recognition accuracy in recent versions
- 📵 Returns 'No Match' for popular and common songs
- ⚠️ App force closes without error messages

**Reported bugs**

- App crashes immediately when microphone button is pressed
- Force closes without error messages
- Login/signup button functionality broken
- Token expiration errors on authentication
- No close button (X) on error dialogs

**Requested features**

- Remove mandatory login requirement
- Add lyrics viewing capability
- Offline song recognition capability
- Save/bookmark recognized songs for later
- Remove social media permission requirements


### Piano Chord Scales for compose

[App page](https://appshunter.io/ios/app/piano-chord-scales-for-compose/id1210254338)

Easily check piano chords with a comprehensive list and a memory function to save favorites. Play and hear the chords directly on the virtual piano. Expand your saving capacity with an in-app purchase.

**Highlights:** Chord list lookup, Save favorite chords, Play chord sounds, Adjustable sound octaves, Edit and delete saved chords, Expandable memory slots

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad & all functions. | $6.99 | one-time |


## Frequently asked questions

### Is Recognize free?

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

### Is Piano Chord Scales for compose free?

Piano Chord Scales for compose is free to download, with in-app purchases available.

### Do Recognize or Piano Chord Scales for compose have ads?

Piano Chord Scales for compose shows ads; Recognize does not.

### Which is updated more often, Recognize or Piano Chord Scales for compose?

Recognize ships an update every 3 weeks, and Piano Chord Scales for compose every 5 weeks. Most recently, Recognize was updated on November 1, 2026 and Piano Chord Scales for compose on November 2, 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.*