# IB Biology vs MindStudy AI

The clearest difference is update cadence: IB Biology at every 2 days against MindStudy AI's every 6 days. IB Biology also leads on iOS requirement (13.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. IB Biology sells 1 in-app purchase, starting at $0.99 per month and MindStudy AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

IB Biology ships an update every 2 days, MindStudy AI every 6 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | IB Biology | MindStudy AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mindstudy-ai/id6761868984/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 days |
| Monetization | — | Freemium |
| Size | 50 MB | 39 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Revised](https://appshunter.io/developer/1711666730) | [MindStudy Inc.](https://appshunter.io/developer/1891868602) |

## What reviewers say

### IB Biology

[App page](https://appshunter.io/ios/app/ib-biology/id6657990134)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IB Biology Subscription | $0.99 | per month |


### MindStudy AI

[App page](https://appshunter.io/ios/app/mindstudy-ai/id6761868984)

This app helps students study more effectively and avoid burnout. It offers personalized study plans, AI-generated study materials like flashcards and practice tests, and tools to organize notes and record lectures. Monitor your mood to predict burnout and optimize your learning approach.

**Highlights:** Personalized study plans, AI-generated flashcards, AI-powered practice tests, Mood logging for burnout prediction, Lecture recording and transcription, Organized class folders, Public library of study materials

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindStudy AI Pro: Monthly | $9.99 | per month |
| MindStudy AI Pro: Yearly | $39.99 | per year |


## Frequently asked questions

### Is IB Biology free?

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

### Is MindStudy AI free?

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

### Do IB Biology or MindStudy AI have ads?

Neither IB Biology nor MindStudy AI shows ads.

### Which is updated more often, IB Biology or MindStudy AI?

IB Biology ships an update every 2 days, and MindStudy AI every 6 days. Most recently, IB Biology was updated on October 9, 2026 and MindStudy AI on October 12, 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.*