# AI Notes Manager vs Zettelkasten

The clearest difference is update cadence: AI Notes Manager at every 4 days against Zettelkasten's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AI Notes Manager sells 3 in-app purchases, starting at $6.99 per 7 days and Zettelkasten sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI Notes Manager ships an update every 4 days, Zettelkasten monthly. The most recent releases landed on September 21, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | AI Notes Manager | Zettelkasten |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Monthly |
| Size | 40 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MaraTeamApps OU](https://appshunter.io/developer/1822611432) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### AI Notes Manager

[App page](https://appshunter.io/ios/app/ai-notes-manager-natatki/id6758553089)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |


### Zettelkasten

[App page](https://appshunter.io/ios/app/zettelkasten-notes-graph/id6771281468)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is AI Notes Manager free?

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

### Is Zettelkasten free?

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

### Do AI Notes Manager or Zettelkasten have ads?

Neither AI Notes Manager nor Zettelkasten shows ads.

### Which is updated more often, AI Notes Manager or Zettelkasten?

AI Notes Manager ships an update every 4 days, and Zettelkasten monthly. Most recently, AI Notes Manager was updated on September 21, 2026 and Zettelkasten on September 8, 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.*