# critisense vs Studr

The clearest difference is in-app purchases: critisense at none against Studr's 2. critisense also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Studr sells 2 in-app purchases, starting at $4.99 per 7 days. critisense asks for nothing beyond the download.

critisense ships an update every 5 weeks, Studr every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | critisense | Studr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (3 ratings)](https://appshunter.io/ios/app/studr-ai-notes-and-flashcards/id6752513673/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 63 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HBKU](https://appshunter.io/developer/1631816743) | [Muhammad Mustafa](https://appshunter.io/developer/1839629027) |

## What reviewers say

### critisense

[App page](https://appshunter.io/ios/app/critisense/id6749675792)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studr

[App page](https://appshunter.io/ios/app/studr-ai-notes-and-flashcards/id6752513673)

Transform lectures and documents into study materials. Automatically record, transcribe, and generate notes, flashcards, and quizzes. Get instant AI explanations and summaries to enhance your learning and exam preparation.

**Highlights:** Lecture recording and transcription, AI-powered study assistant, Automatic flashcard generation, AI-created practice quizzes, PDF and document import, Instant AI summaries and explanations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Studr Premium | $4.99 | per 7 days |
| Studr Monthly Premium | $14.99 | per month |


## Frequently asked questions

### Is critisense free?

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

### Is Studr free?

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

### Do critisense or Studr have ads?

Neither critisense nor Studr shows ads.

### Which is updated more often, critisense or Studr?

critisense ships an update every 5 weeks, and Studr every 2 months. Most recently, critisense was updated on October 24, 2026 and Studr 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.*