# StudyBro vs Smile Brush

The clearest difference is in-app purchases: Smile Brush at none against StudyBro's 10. Smile Brush also leads on ads (none vs shown) and iOS requirement (18.6 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. StudyBro sells 10 in-app purchases, starting at $1.00 per 7 days. Smile Brush asks for nothing beyond the download.

StudyBro ships an update every 5 days, Smile Brush weekly. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | StudyBro | Smile Brush |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Weekly |
| Size | 89 MB | 16 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [LEONARD MAXIME DINICHERT](https://appshunter.io/developer/1843478249) | [Simon Bevilacqua](https://appshunter.io/developer/1894495327) |

## What reviewers say

### StudyBro

[App page](https://appshunter.io/ios/app/studybro/id6753322958)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyBro Starter (Weekly) | $1.00 | per 7 days |
| StudyBro Starter Plan | $1.99 | per month |
| StudyBro Plus (Weekly) | $3.00 | per 7 days |
| StudyBro Pro (Weekly) | $4.00 | per 7 days |
| StudyBro Plus Subscription | $7.99 | per month |
| StudyBro Pro Plan | $9.99 | per month |
| Small StudyBro AI reload | $2.99 | one-time |
| Gift a month of Plus | $4.99 | one-time |
| StudyBro medium AI reload | $6.99 | one-time |
| StudyBro large AI credits reload | $10.99 | one-time |


### Smile Brush

[App page](https://appshunter.io/ios/app/smile-brush/id6762516221)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StudyBro free?

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

### Is Smile Brush free?

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

### Do StudyBro or Smile Brush have ads?

StudyBro shows ads; Smile Brush does not.

### Which is updated more often, StudyBro or Smile Brush?

StudyBro ships an update every 5 days, and Smile Brush weekly. Most recently, StudyBro was updated on September 16, 2026 and Smile Brush on September 8, 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.*