# StudyNotes AI vs Drous

The clearest difference is ads: StudyNotes AI at none against Drous's shown. Drous's advantage is update cadence (every 6 days vs every 5 weeks) and iOS requirement (13.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. StudyNotes AI sells 3 in-app purchases, starting at $3.99 per 7 days and Drous sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

StudyNotes AI ships an update every 5 weeks, Drous every 6 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | StudyNotes AI | Drous |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/studynotes-ai/id6755971857/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | Freemium | — |
| Size | 21 MB | 21 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 17+ |
| Developer | [Aleksander Hamre Evensen](https://appshunter.io/developer/1850688702) | [abdallah sakkijha](https://appshunter.io/developer/6779821385) |

## What reviewers say

### StudyNotes AI

[App page](https://appshunter.io/ios/app/studynotes-ai/id6755971857)

Transform your notes into interactive study tools with AI. Scan documents, record lectures, and generate summaries, quizzes, flashcards, and mind maps to learn faster. Organize all your study materials by subject for efficient revision.

**Highlights:** AI-powered note summaries, Interactive AI Tutor, Automated quizzes and flashcards, Visual mind map generation, Smart note capture (camera, PDF, voice), Organized study projects

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| Monthly Subscription | $5.99 | per month |
| Yearly Subscription | $39.99 | per year |


### Drous

[App page](https://appshunter.io/ios/app/drous/id6779821383)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DROUS Pro — Monthly | $1.99 | per month |
| DROUS Pro — Yearly | $19.99 | per year |
| DROUS Pro — Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is StudyNotes AI free?

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

### Is Drous free?

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

### Do StudyNotes AI or Drous have ads?

Drous shows ads; StudyNotes AI does not.

### Which is updated more often, StudyNotes AI or Drous?

StudyNotes AI ships an update every 5 weeks, and Drous every 6 days. Most recently, StudyNotes AI was updated on October 24, 2026 and Drous on October 28, 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.*