# Ballet Index vs TMR Memory Test

The clearest difference is price: TMR Memory Test at Free against Ballet Index's $0.99. TMR Memory Test also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (12.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

TMR Memory Test is free to download; Ballet Index costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ballet Index ships an update every 3 months, TMR Memory Test every 3 weeks. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Ballet Index | TMR Memory Test |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[2.3 (6 ratings)](https://appshunter.io/ios/app/ballet-index/id326682506/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 48.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 19 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cannonade.Net](https://appshunter.io/developer/326682509) | [Backyard Brains](https://appshunter.io/developer/367151203) |

## What reviewers say

### Ballet Index

[App page](https://appshunter.io/ios/app/ballet-index/id326682506)

This app provides a comprehensive and cross-referenced glossary of ballet terms. It stores all data locally on your device, requiring no network connection. The glossary is continuously growing with new definitions.

**Highlights:** Cross-referenced ballet glossary, Offline data storage, 270+ ballet definitions, Image support (in latest version), Continuously growing content

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

**In-app purchases:** none


### TMR Memory Test

[App page](https://appshunter.io/ios/app/tmr-memory-test/id1467896935)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ballet Index free?

Ballet Index costs $0.99, with no in-app purchases.

### Is TMR Memory Test free?

TMR Memory Test is free to download, with no in-app purchases.

### Do Ballet Index or TMR Memory Test have ads?

Neither Ballet Index nor TMR Memory Test shows ads.

### Which is updated more often, Ballet Index or TMR Memory Test?

Ballet Index ships an update every 3 months, and TMR Memory Test every 3 weeks. Most recently, Ballet Index was updated on October 31, 2026 and TMR Memory Test on October 26, 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.*