# AI Study Notes vs Eroodite

The clearest difference is ads: Eroodite at none against AI Study Notes's shown. Eroodite also leads on update cadence (every 5 days vs every 6 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. AI Study Notes sells 2 in-app purchases, starting at $5.99 per 7 days and Eroodite sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

AI Study Notes ships an update every 6 months, Eroodite every 5 days. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | AI Study Notes | Eroodite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 5 days** |
| Size | 70 MB | 15 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Krishna Patel](https://appshunter.io/developer/1744525521) | [Brooks & Oo](https://appshunter.io/developer/6772715807) |

## What reviewers say

### AI Study Notes

[App page](https://appshunter.io/ios/app/ai-study-notes-snitchnote/id6760181213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SnitchNote One Week | $5.99 | per 7 days |
| SnitchNote One Year | $29.99 | per year |


### Eroodite

[App page](https://appshunter.io/ios/app/eroodite-ai-study-buddy/id6772715805)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eroodite Premium | $8.99 | per month |
| Eroodite Premium | $59.99 | per year |


## Frequently asked questions

### Is AI Study Notes free?

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

### Is Eroodite free?

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

### Do AI Study Notes or Eroodite have ads?

AI Study Notes shows ads; Eroodite does not.

### Which is updated more often, AI Study Notes or Eroodite?

AI Study Notes ships an update every 6 months, and Eroodite every 5 days. Most recently, AI Study Notes was updated on October 21, 2026 and Eroodite on October 14, 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.*