# Study Boost vs Know It

The clearest difference is in-app purchases: Study Boost at none against Know It's 2. Study Boost also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Know It sells 2 in-app purchases, starting at $3.99 per month. Study Boost asks for nothing beyond the download.

## The numbers

| Metric | Study Boost | Know It |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 19 MB | 50 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Dreamware Limited](https://appshunter.io/developer/892413586) | [NOLAN OLIVIER DANIEL ESSERTAIZE](https://appshunter.io/developer/1876489727) |

## What reviewers say

### Study Boost

[App page](https://appshunter.io/ios/app/study-boost/id6754378635)

**Features:** macOS Compatibility

**In-app purchases:** none


### Know It

[App page](https://appshunter.io/ios/app/know-it-feynman/id6759038082)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement étudiant | $3.99 | per month |
| Abonnement Illimité | $12.99 | per month |


## Frequently asked questions

### Is Study Boost free?

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

### Is Know It free?

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

### Do Study Boost or Know It have ads?

Neither Study Boost nor Know It shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*