# ReBrain vs FlashBrain

The clearest difference is iOS requirement: FlashBrain at 16.6 against ReBrain's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ReBrain sells 3 in-app purchases, starting at $1.99 per month and FlashBrain sells 5 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ReBrain | FlashBrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Size | 86 MB | 27 MB |
| Requires iOS | 18.2 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ryota hatazawa](https://appshunter.io/developer/1765243887) | [KAYAHAN SARISOY](https://appshunter.io/developer/1826963299) |

## What reviewers say

### ReBrain

[App page](https://appshunter.io/ios/app/rebrain-flashcards-app/id6742406188)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReBrain Pro 月額 | $1.99 | per month |
| ReBrain Pro 年額 | $5.99 | per year |
| ReBrain Pro 買い切り | $9.99 | one-time |


### FlashBrain

[App page](https://appshunter.io/ios/app/flashbrain-smart-flashcards/id6748674396)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlashBrain Monthly | $7.99 | per month |
| FlashBrain Yearly | $39.99 | per year |
| 100 FlashBrain AI Credits | $4.99 | one-time |
| 500 FlashBrain AI Credits | $14.99 | one-time |
| 1000 FlashBrain AI Credits | $24.99 | one-time |


## Frequently asked questions

### Is ReBrain free?

ReBrain is free to download, with in-app purchases available.

### Is FlashBrain free?

FlashBrain is free to download, with in-app purchases available.

### Do ReBrain or FlashBrain have ads?

Neither ReBrain nor FlashBrain 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.*