# Toast 题库 vs Mental Math Exercises

The clearest difference is price: Toast 题库 at Free against Mental Math Exercises's $0.29. Toast 题库 also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (9.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Toast 题库 is free to download; Mental Math Exercises costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

Toast 题库 ships an update every 5 days, Mental Math Exercises every 2 months. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Toast 题库 | Mental Math Exercises |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 26 MB | 1 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [吐司工作室](https://appshunter.io/developer/1483085362) | [仁超 张](https://appshunter.io/developer/1792659119) |

## What reviewers say

### Toast 题库

[App page](https://appshunter.io/ios/app/toast/id1580345312)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mental Math Exercises

[App page](https://appshunter.io/ios/app/mental-math-exercises/id6741766258)

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

**In-app purchases:** none


## Frequently asked questions

### Is Toast 题库 free?

Toast 题库 is free to download, with no in-app purchases.

### Is Mental Math Exercises free?

Mental Math Exercises costs $0.29, with no in-app purchases.

### Do Toast 题库 or Mental Math Exercises have ads?

Neither Toast 题库 nor Mental Math Exercises shows ads.

### Which is updated more often, Toast 题库 or Mental Math Exercises?

Toast 题库 ships an update every 5 days, and Mental Math Exercises every 2 months. Most recently, Toast 题库 was updated on September 8, 2026 and Mental Math Exercises on September 9, 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.*