# Three Sided Flashcards vs FlashAnzan

The clearest difference is device support: FlashAnzan at 4 against Three Sided Flashcards's 1. FlashAnzan also leads on iOS requirement (18.0 vs 26.1). On price, 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.

## The numbers

| Metric | Three Sided Flashcards | FlashAnzan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 4 MB | 8 MB |
| Requires iOS | 26.1 | **18.0** |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 9+ | 4+ |
| Developer | [Sven Langsdorf](https://appshunter.io/developer/1352711594) | [Haruhiko Kishi](https://appshunter.io/developer/942468714) |

## What reviewers say

### Three Sided Flashcards

[App page](https://appshunter.io/ios/app/three-sided-flashcards/id6794187033)

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

**In-app purchases:** none


### FlashAnzan

[App page](https://appshunter.io/ios/app/flashanzan-mental-math/id6799545041)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Three Sided Flashcards free?

Three Sided Flashcards is free to download, with no in-app purchases.

### Is FlashAnzan free?

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

### Do Three Sided Flashcards or FlashAnzan have ads?

Neither Three Sided Flashcards nor FlashAnzan shows ads.

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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.*