# Compaxi vs Zettelkasten

The clearest difference is in-app purchases: Compaxi at none against Zettelkasten's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Zettelkasten sells 2 in-app purchases, starting at $9.99 per 7 days. Compaxi asks for nothing beyond the download.

## The numbers

| Metric | Compaxi | Zettelkasten |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/compaxi/id6765919734/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | — |
| Size | 7 MB | 6 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Mert Gerdan](https://appshunter.io/developer/1896126821) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### Compaxi

[App page](https://appshunter.io/ios/app/compaxi/id6765919734)

This app helps you organize your thoughts, memories, and experiences into a personal knowledge graph. It uses AI to find connections across your history, allowing you to ask questions about your past and visualize your life's patterns. Import photos and data to build your graph faster.

**Highlights:** Conversational journaling with AI, Personal knowledge graph, Semantic search across history, Photo import with memory extraction, Interactive graph visualization, Daily journaling reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Compaxi free?

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

### Is Zettelkasten free?

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

### Do Compaxi or Zettelkasten have ads?

Neither Compaxi nor Zettelkasten shows ads.

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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.*