# ChordDeck vs Jam Mate

The clearest difference is price: Jam Mate at Free against ChordDeck's $0.99. ChordDeck's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

Jam Mate is free to download; ChordDeck costs $0.99 up front. Jam Mate sells 3 in-app purchases, starting at $3.99 per month. ChordDeck asks for nothing beyond the download.

ChordDeck ships an update weekly, Jam Mate every 9 days. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ChordDeck | Jam Mate |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chorddeck/id6767094987/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Paid | — |
| Size | 4 MB | 252 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shinhye Lee](https://appshunter.io/developer/1707333313) | [Guillermo Lechuga Rivas](https://appshunter.io/developer/1881295250) |

## What reviewers say

### ChordDeck

[App page](https://appshunter.io/ios/app/chorddeck/id6767094987)

This app provides jazz chord flashcards for musicians to practice chord recall. It displays chord symbols, tones, formulas, and keyboard highlights, with audio playback. Users can mark difficult cards for later review.

**Highlights:** Practice jazz chord qualities, Circle-of-fourths or random root order, Continuous or one-pass practice sessions, View chord tones, formulas, and keyboard highlights, Built-in audio playback, Mark and review difficult cards, Local storage for settings and marked cards

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

**In-app purchases:** none


### Jam Mate

[App page](https://appshunter.io/ios/app/jam-mate-ai-backing-tracks/id6797809320)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $24.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is ChordDeck free?

ChordDeck costs $0.99, with no in-app purchases.

### Is Jam Mate free?

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

### Do ChordDeck or Jam Mate have ads?

Neither ChordDeck nor Jam Mate shows ads.

### Which is updated more often, ChordDeck or Jam Mate?

ChordDeck ships an update weekly, and Jam Mate every 9 days. Most recently, ChordDeck was updated on October 15, 2026 and Jam Mate on October 7, 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.*