# Bel · Aprobar matemáticas vs StudyOS

The clearest difference is in-app purchases: Bel · Aprobar matemáticas at none against StudyOS's 4. Bel · Aprobar matemáticas also leads on iOS requirement (15.1 vs 17.1). StudyOS's advantage is rating (4.9 vs 4.5) and ratings volume (91 vs 2). On price, update cadence, 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. Bel · Aprobar matemáticas asks for nothing beyond the download.

StudyOS holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: StudyOS has 91 ratings behind it against 2, so its average is the more settled of the two.

Bel · Aprobar matemáticas ships an update every 2 weeks, StudyOS every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bel · Aprobar matemáticas | StudyOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/bel-aprobar-matematicas/id1531497001/reviews) | **[4.9 (91 ratings)](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382/reviews)** |
| Number of ratings | 2 | **91** |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 83 MB | 118 MB |
| Requires iOS | **15.1** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bel Community S.L.](https://appshunter.io/developer/1619751610) | [DANIEL PONCELAS VARGAS](https://appshunter.io/developer/1823171837) |

## What reviewers say

### Bel · Aprobar matemáticas

[App page](https://appshunter.io/ios/app/bel-aprobar-matematicas/id1531497001)

This app helps students truly understand math, gain confidence, and pass exams. It offers personalized tutoring, short review sessions with microtests, and engaging video lessons created by teachers. AI is used to enhance learning recommendations and track academic progress.

**Highlights:** Personalized tutoring sessions, 20-minute review sessions with microtests, Short, clear video lessons, AI-powered content recommendations, Academic and emotional progress tracking, Focus on study habits and emotional management

**Features:** Apple Wallet, Vision Pro support

**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 Bel · Aprobar matemáticas free?

Bel · Aprobar matemáticas is free to download, with no in-app purchases.

### Is StudyOS free?

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

### Which has better reviews, Bel · Aprobar matemáticas or StudyOS?

StudyOS is rated higher. Bel · Aprobar matemáticas averages 4.5 out of 5 from 2 ratings, while StudyOS averages 4.9 from 91 ratings.

### Do Bel · Aprobar matemáticas or StudyOS have ads?

Neither Bel · Aprobar matemáticas nor StudyOS shows ads.

### Which is updated more often, Bel · Aprobar matemáticas or StudyOS?

Bel · Aprobar matemáticas ships an update every 2 weeks, and StudyOS every 9 days. Most recently, Bel · Aprobar matemáticas was updated on October 24, 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.*