# STEM Tutor vs STRATA

The clearest difference is iOS requirement: STEM Tutor at 18.2 against STRATA's 26.0. 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 STRATA sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | STEM Tutor | STRATA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/strata-daily-learning/id6769132010/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Freemium |
| Size | 6 MB | 26 MB |
| Requires iOS | **18.2** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Curayt, LLC](https://appshunter.io/developer/1012363586) | [EVAN ASHTON MCDADE](https://appshunter.io/developer/1890927700) |

## 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 |


### STRATA

[App page](https://appshunter.io/ios/app/strata-daily-learning/id6769132010)

This app transforms any subject into a comprehensive, structured learning course in seconds. It generates original content, including modules, lessons, definitions, and quizzes, tailored to your chosen depth and pace. Explore diverse topics from history to finance with in-depth prose and interactive elements.

**Highlights:** AI-generated custom courses, In-depth lessons and definitions, End-of-course quizzes, Adjustable text complexity, AI assistant for questions, Audio lesson playback, Spaced repetition review

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scholar Monthly | $7.99 | per month |
| Luminary Monthly | $14.99 | per month |
| Scholar Yearly | $59.99 | per year |
| Luminary Yearly | $119.99 | per year |


## Frequently asked questions

### Is STEM Tutor free?

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

### Is STRATA free?

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

### Do STEM Tutor or STRATA have ads?

Neither STEM Tutor nor STRATA 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.*