# caTTho vs ChordMate 4

The clearest difference is price: caTTho at Free against ChordMate 4's $9.99. ChordMate 4's advantage is in-app purchases (none vs 1) and update cadence (every 3 months vs every 7 months). On ads and device support there is nothing between them.

caTTho is free to download; ChordMate 4 costs $9.99 up front. caTTho sells 1 one-off in-app purchase. ChordMate 4 asks for nothing beyond the download.

caTTho ships an update every 7 months, ChordMate 4 every 3 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | caTTho | ChordMate 4 |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | — | **[4.6 (9 ratings)](https://appshunter.io/ios/app/chordmate-4/id6468572683/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 13 MB | 20 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vlastimil Stefl](https://appshunter.io/developer/1447495739) | [Ilya Belenkiy](https://appshunter.io/developer/371760835) |

## What reviewers say

### caTTho

[App page](https://appshunter.io/ios/app/cattho/id1559044904)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium fatures | $0.99 | one-time |


### ChordMate 4

[App page](https://appshunter.io/ios/app/chordmate-4/id6468572683)

Create unique guitar chord progressions and explore new sounds. This app offers advanced filtering for chord voicings, suggestions for chord substitutions, and the ability to add custom chords. It also supports alternate tunings and exporting diagrams.

**Highlights:** Create chord progressions, Discover new chord voicings, Chord substitution suggestions, Add custom chord voicings, Export chord diagrams, Alternate tuning support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is caTTho free?

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

### Is ChordMate 4 free?

ChordMate 4 costs $9.99, with no in-app purchases.

### Do caTTho or ChordMate 4 have ads?

Neither caTTho nor ChordMate 4 shows ads.

### Which is updated more often, caTTho or ChordMate 4?

caTTho ships an update every 7 months, and ChordMate 4 every 3 months. Most recently, caTTho was updated on October 30, 2026 and ChordMate 4 on October 27, 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.*