CommitCat vs Markdown Mermaid
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CommitCat
This app is a minimalist timer designed for developers to build coding habits. It features a cute pixel-art cat that tracks your progress based on GitHub commits, offering a fun way to stay motivated.
- Minimalist timer interface
- GitHub commit integration
- Pixel-art cat companion
- Commit success tracking
- Coin collection for cats
- Habit building tool
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A Cute and Minimal Timer App for Developers! This is a simple timer app featuring an adorable pixel-art cat that integrates with your latest GitHub commits. It's super easy to use: 1. Link your GitHub account (optional — you can use the app without linking it) 2. Tap the Start button to begin the timer 3. Code for 30 minutes and push your commit to GitHub 4. Tap the Stop button, and your cat will tell you whether you succeeded — based on whether a commit was made! 5. Gather coins to collect a variety of cats! (Note: The cat moves every time you press a button!) If you're looking to build a steady coding habit, give it a try just for fun. We're always grateful for your feedback. We will continue improving the app to give developers a small boost of motivation to get started.
Markdown Mermaid
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Simple, lightweight and easy to use markdown and mermaid viewer. Use this for reading through documents you download or use a url.
Screenshots
Verdict
The clearest difference is device support: Markdown Mermaid at 3 against CommitCat's 1. Markdown Mermaid also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CommitCat ships an update every 6 weeks, Markdown Mermaid every 3 months. The most recent releases landed on September 22, 2026 and October 7, 2026 respectively.
| Parameter | CommitCat | Markdown Mermaid |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | LEE JAEYOUNG | Mark Duenas |
In-app purchases
CommitCat
No in-app purchases
Markdown Mermaid
No in-app purchases
