# StudyOS vs Instituto Mortaji

The clearest difference is update cadence: StudyOS at every 9 days against Instituto Mortaji's every 2 months. Instituto Mortaji's advantage is iOS requirement (15.2 vs 17.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. StudyOS sells 4 in-app purchases, starting at $4.99 per 7 days and Instituto Mortaji sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

StudyOS ships an update every 9 days, Instituto Mortaji every 2 months. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | StudyOS | Instituto Mortaji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (66 ratings)](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382/reviews)** | — |
| Number of ratings | **66** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 118 MB | 111 MB |
| Requires iOS | 17.1 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DANIEL PONCELAS VARGAS](https://appshunter.io/developer/1823171837) | [Instituto Mortaji A.C.](https://appshunter.io/developer/1848346647) |

## What reviewers say

### StudyOS

[App page](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382)

Transform your study materials into interactive flashcards, summaries, and quizzes with AI. This app efficiently prepares you for exams and helps you master concepts on the go, making learning faster and more engaging.

**Highlights:** AI-generated flashcards, Automated summaries, Personalized quizzes, Material upload (notes, PDFs, images), Spaced repetition techniques, Progress tracking

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | per 7 days |
| Premium Access | $12.99 | per month |
| Premium Access | $12.99 | per month |
| Premium Access | $69.99 | per year |


### Instituto Mortaji

[App page](https://appshunter.io/ios/app/instituto-mortaji/id6754454722)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mortaji Sampler | $6.99 | one-time |


## Frequently asked questions

### Is StudyOS free?

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

### Is Instituto Mortaji free?

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

### Do StudyOS or Instituto Mortaji have ads?

Neither StudyOS nor Instituto Mortaji shows ads.

### Which is updated more often, StudyOS or Instituto Mortaji?

StudyOS ships an update every 9 days, and Instituto Mortaji every 2 months. Most recently, StudyOS was updated on October 3, 2026 and Instituto Mortaji on October 10, 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.*