# Notum vs StudyFlow AI

The clearest difference is iOS requirement: Notum at 13.0 against StudyFlow AI's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Notum sells 5 in-app purchases, starting at $4.99 per 7 days and StudyFlow AI sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Notum | StudyFlow AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 143 MB | 69 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Artyom Frolov](https://appshunter.io/developer/1816255255) | [发亮 刘](https://appshunter.io/developer/1830179467) |

## What reviewers say

### Notum

[App page](https://appshunter.io/ios/app/notum-ai-note-taker/id6757533461)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Notum Pro Weekly | $4.99 | per 7 days |
| Notum Pro Monthly | $14.99 | per month |
| Notum 60 Extra Minutes | $1.49 | one-time |
| Notum 200 Extra Minutes | $3.49 | one-time |
| Notum 500 Extra Minutes | $7.99 | one-time |


### StudyFlow AI

[App page](https://appshunter.io/ios/app/studyflow-ai-study-smarter/id6788267220)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Annual | $5.99 | per year |


## Frequently asked questions

### Is Notum free?

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

### Is StudyFlow AI free?

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

### Do Notum or StudyFlow AI have ads?

Neither Notum nor StudyFlow AI shows ads.

### Which is updated more often, Notum or StudyFlow AI?

Notum ships an update every 3 weeks, and StudyFlow AI every 3 weeks. Most recently, Notum was updated on October 15, 2026 and StudyFlow AI 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.*