# MyBioTutor vs Grade 9 Science Practice

The clearest difference is ads: Grade 9 Science Practice at none against MyBioTutor's shown. Grade 9 Science Practice also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.2). MyBioTutor's advantage is update cadence (daily vs every 11 days). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MyBioTutor ships an update daily, Grade 9 Science Practice every 11 days. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MyBioTutor | Grade 9 Science Practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 11 days |
| Size | 4 MB | 24 MB |
| Requires iOS | 18.2 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Jeremy Burkett](https://appshunter.io/developer/1254864326) | [Manish Kumar](https://appshunter.io/developer/1854995154) |

## What reviewers say

### MyBioTutor

[App page](https://appshunter.io/ios/app/mybiotutor/id6740412218)

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

**In-app purchases:** none


### Grade 9 Science Practice

[App page](https://appshunter.io/ios/app/grade-9-science-practice/id6757635913)

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

**In-app purchases:** none


## Frequently asked questions

### Is MyBioTutor free?

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

### Is Grade 9 Science Practice free?

Grade 9 Science Practice is free to download, with no in-app purchases.

### Do MyBioTutor or Grade 9 Science Practice have ads?

MyBioTutor shows ads; Grade 9 Science Practice does not.

### Which is updated more often, MyBioTutor or Grade 9 Science Practice?

MyBioTutor ships an update daily, and Grade 9 Science Practice every 11 days. Most recently, MyBioTutor was updated on October 13, 2026 and Grade 9 Science Practice on October 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.*