# BU SAFE vs Curiosity

The clearest difference is in-app purchases: BU SAFE at none against Curiosity's 3. BU SAFE also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Curiosity sells 3 in-app purchases, starting at $2.99 per month. BU SAFE asks for nothing beyond the download.

## The numbers

| Metric | BU SAFE | Curiosity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 28 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Belmont University](https://appshunter.io/developer/975607730) | [Gaudhiwaa Hendrasto](https://appshunter.io/developer/1880520321) |

## What reviewers say

### BU SAFE

[App page](https://appshunter.io/ios/app/bu-safe/id6670771798)

**In-app purchases:** none


### Curiosity

[App page](https://appshunter.io/ios/app/curiosity-ai-study-tools/id6759777692)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - 150 Points | $2.99 | per month |
| Pro - 300 Points | $4.99 | per month |
| Pro - 450 Points | $6.99 | per month |


## Frequently asked questions

### Is BU SAFE free?

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

### Is Curiosity free?

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

### Do BU SAFE or Curiosity have ads?

Neither BU SAFE nor Curiosity 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.*