# Fast100Math vs たし算フェアリー

The clearest difference is update cadence: Fast100Math at every 3 days against たし算フェアリー's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fast100Math ships an update every 3 days, たし算フェアリー fortnightly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Fast100Math | たし算フェアリー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 31 MB | 26 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [makoto amijima](https://appshunter.io/developer/1493994946) | [Seiji Kinoshita](https://appshunter.io/developer/1812858170) |

## What reviewers say

### Fast100Math

[App page](https://appshunter.io/ios/app/fast100math/id6739807220)

**Features:** macOS Compatibility

**In-app purchases:** none


### たし算フェアリー

[App page](https://appshunter.io/ios/app/id6759947261)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast100Math free?

Fast100Math is free to download, with no in-app purchases.

### Is たし算フェアリー free?

たし算フェアリー is free to download, with no in-app purchases.

### Do Fast100Math or たし算フェアリー have ads?

Neither Fast100Math nor たし算フェアリー shows ads.

### Which is updated more often, Fast100Math or たし算フェアリー?

Fast100Math ships an update every 3 days, and たし算フェアリー fortnightly. Most recently, Fast100Math was updated on October 28, 2026 and たし算フェアリー on October 31, 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.*