# Unisimon vs StudyOS

The clearest difference is in-app purchases: Unisimon at none against StudyOS's 4. Unisimon also leads on iOS requirement (12.0 vs 17.1). StudyOS's advantage is update cadence (every 9 days vs every 2 months). On price, ads 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. Unisimon asks for nothing beyond the download.

Unisimon ships an update every 2 months, StudyOS every 9 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Unisimon | StudyOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (91 ratings)](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382/reviews)** |
| Number of ratings | — | **91** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 35 MB | 118 MB |
| Requires iOS | **12.0** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UNIVERSIDAD SIMON BOLIVAR](https://appshunter.io/developer/1530129796) | [DANIEL PONCELAS VARGAS](https://appshunter.io/developer/1823171837) |

## What reviewers say

### Unisimon

[App page](https://appshunter.io/ios/app/unisimon/id1530129794)

This app provides academic community members with access to digital ID cards, grades, and quick links. It features a modern interface and aims to offer new services soon for academic life.

**Highlights:** Digital ID Card, Grades Access, Quick Links, Notifications, Modern Interface

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Unisimon free?

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

### Is StudyOS free?

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

### Do Unisimon or StudyOS have ads?

Neither Unisimon nor StudyOS shows ads.

### Which is updated more often, Unisimon or StudyOS?

Unisimon ships an update every 2 months, and StudyOS every 9 days. Most recently, Unisimon was updated on October 11, 2026 and StudyOS on October 24, 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.*