# Katmer.im vs Ember

The clearest difference is in-app purchases: Katmer.im at none against Ember's 3. Katmer.im also leads on iOS requirement (17.6 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Ember sells 3 in-app purchases, starting at $3.99 per month. Katmer.im asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. Both last shipped on September 23, 2026.

## The numbers

| Metric | Katmer.im | Ember |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ember-markdown-notes/id6761983097/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | — | Freemium |
| Size | 10 MB | 70 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Arguman Yapay Zeka Teknolojileri Anonim Sirketi](https://appshunter.io/developer/1832189666) | [Rene DeAnda](https://appshunter.io/developer/1414957609) |

## What reviewers say

### Katmer.im

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Ember

[App page](https://appshunter.io/ios/app/ember-markdown-notes/id6761983097)

A fast and organized workspace for writing Markdown notes, storing PDFs, diagrams, and voice memos. It offers a vault for reusable prompts and syncs across Apple devices. Start for free with full editor access.

**Highlights:** Rich Markdown editor, Inline PDF and image support, Reusable prompt vault, Daily notes, folders, and tags, Instant search functionality, Private iCloud sync, Share Extension

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ember Pro Monthly | $3.99 | per month |
| Ember Pro Annual | $34.99 | per year |
| Ember Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Katmer.im free?

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

### Is Ember free?

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

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

Neither Katmer.im nor Ember shows ads.

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

Katmer.im ships an update every 10 days, and Ember every 10 days. Most recently, Katmer.im was updated on September 23, 2026 and Ember on September 23, 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.*