# Fast100Math vs Brain Flipper

The clearest difference is iOS requirement: Brain Flipper at 15.0 against Fast100Math's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 28, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Fast100Math | Brain Flipper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 31 MB | 3 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [makoto amijima](https://appshunter.io/developer/1493994946) | [Satoshi Ishiwata](https://appshunter.io/developer/1876108945) |

## What reviewers say

### Fast100Math

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Brain Flipper

[App page](https://appshunter.io/ios/app/brain-flipper/id6758971094)

**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 Brain Flipper free?

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

### Do Fast100Math or Brain Flipper have ads?

Neither Fast100Math nor Brain Flipper shows ads.

### Which is updated more often, Fast100Math or Brain Flipper?

Fast100Math ships an update every 3 days, and Brain Flipper every 3 days. Most recently, Fast100Math was updated on September 28, 2026 and Brain Flipper on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*