# TagNote vs Katmer.im

The clearest difference is in-app purchases: Katmer.im at none against TagNote's 3. TagNote's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. TagNote sells 3 in-app purchases, starting at $1.99 per month. Katmer.im asks for nothing beyond the download.

TagNote ships an update every 5 days, Katmer.im every 10 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TagNote | Katmer.im |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 10 MB |
| Requires iOS | 18.2 | **17.6** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jonggyou Kim](https://appshunter.io/developer/1768080207) | [Arguman Yapay Zeka Teknolojileri Anonim Sirketi](https://appshunter.io/developer/1832189666) |

## What reviewers say

### TagNote

[App page](https://appshunter.io/ios/app/tagnote-multi-tagging-notes/id6747192758)

This app offers a flexible, tag-based approach to note-taking, moving beyond traditional folder structures. Organize meeting notes, ideas, and web clippings with multiple tags per note, and connect your thoughts to build a personal knowledge network. It features a rich text editor and reminders for important dates.

**Highlights:** Unlimited tags per note, Rich text editor with formatting, Birthday and anniversary reminders, Tag-based knowledge network, Minimalist and distraction-free design, iCloud data synchronization

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| 3-month subscription | $3.99 | per 3 months |
| Annual subscription | $9.99 | per year |


### Katmer.im

[App page](https://appshunter.io/ios/app/katmerim/id6749801768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TagNote free?

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

### Is Katmer.im free?

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

### Do TagNote or Katmer.im have ads?

Neither TagNote nor Katmer.im shows ads.

### Which is updated more often, TagNote or Katmer.im?

TagNote ships an update every 5 days, and Katmer.im every 10 days. Most recently, TagNote was updated on October 8, 2026 and Katmer.im on October 7, 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.*