# STEM Tutor vs StudyBuddy AI Study Companion

The clearest difference is iOS requirement: StudyBuddy AI Study Companion at 16.6 against STEM Tutor's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. STEM Tutor sells 1 in-app purchase, starting at $0.99 per month and StudyBuddy AI Study Companion sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | STEM Tutor | StudyBuddy AI Study Companion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 6 MB | 72 MB |
| Requires iOS | 18.2 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Curayt, LLC](https://appshunter.io/developer/1012363586) | [out thinking limited](https://appshunter.io/developer/531344384) |

## What reviewers say

### STEM Tutor

[App page](https://appshunter.io/ios/app/stem-tutor/id6759301043)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STEM Tutor Premium | $0.99 | per month |


### StudyBuddy AI Study Companion

[App page](https://appshunter.io/ios/app/studybuddy-ai-study-companion/id6762263425)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Quarterly | $4.99 | per 3 months |
| Yearly | $9.99 | per year |


## Frequently asked questions

### Is STEM Tutor free?

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

### Is StudyBuddy AI Study Companion free?

StudyBuddy AI Study Companion is free to download, with in-app purchases available.

### Do STEM Tutor or StudyBuddy AI Study Companion have ads?

Neither STEM Tutor nor StudyBuddy AI Study Companion 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.*