# Revu Study vs Brainfold

The clearest difference is iOS requirement: Revu Study at 15.6 against Brainfold's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Revu Study sells 7 in-app purchases, starting at $19.99 per month and Brainfold sells 10 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 10, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Revu Study | Brainfold |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 9 MB | 30 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ron Brener](https://appshunter.io/developer/1869547054) | [MagicLabSolutions](https://appshunter.io/developer/1884437516) |

## What reviewers say

### Revu Study

[App page](https://appshunter.io/ios/app/revu-study/id6757910293)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Preimum, 7 Days Free Trial | $19.99 | per month |
| Monthly Premium, 7 Days Free Trial | $29.99 | per month |
| Yearly Premium, 7 Days Free Trial | $191.99 | per year |
| Yearly Premium, 7 Days Free Trial | $289.00 | per year |
| 50 Pearls | $3.99 | one-time |
| 120 Pearls | $7.99 | one-time |
| 300 Pearls | $15.99 | one-time |


### Brainfold

[App page](https://appshunter.io/ios/app/brainfold-ai-flashcard-maker/id6760474378)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month plus access | $5.99 | per month |
| 1 month premium access | $12.99 | per month |
| 6 months plus access | $29.99 | per 6 months |
| 1 year plus access | $39.99 | per year |
| 6 months premium access | $49.99 | per 6 months |
| 1 year premium access | $79.99 | per year |
| 50 | $0.99 | one-time |
| 200 | $2.99 | one-time |
| 500 | $4.99 | one-time |
| Lifetime one-time purchase | $109.99 | one-time |


## Frequently asked questions

### Is Revu Study free?

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

### Is Brainfold free?

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

### Do Revu Study or Brainfold have ads?

Neither Revu Study nor Brainfold shows ads.

### Which is updated more often, Revu Study or Brainfold?

Revu Study ships an update every 2 months, and Brainfold every 2 months. Most recently, Revu Study was updated on September 10, 2026 and Brainfold on September 1, 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.*