# Code App vs MermaidEditor

The clearest difference is review sentiment: Code App at 64% against MermaidEditor's 14%. Code App also leads on rating (4.0 vs 2.3) and ratings volume (301 vs 10). MermaidEditor's advantage is price ($3.99 vs $6.99) and device support (4 vs 2). On update cadence, ads and in-app purchases there is nothing between them.

Code App costs $6.99 and MermaidEditor $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Code App holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: Code App has 301 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 64% of Code App's written reviews are positive against 14% of MermaidEditor's.

Code App ships an update monthly, MermaidEditor every 3 weeks. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Code App | MermaidEditor |
| --- | --- | --- |
| Price | $6.99 | **$3.99** |
| Rating | **[4.0 (301 ratings)](https://appshunter.io/ios/app/code-app/id1512938504/reviews)** | [2.3 (10 ratings)](https://appshunter.io/ios/app/mermaideditor/id1581312955/reviews) |
| Number of ratings | **301** | 10 |
| Positive reviews | **63.9% of reviews** | 13.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | **#3** | #111 |
| Size | 963 MB | 125 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [thebaselab Ltd](https://appshunter.io/developer/1452525755) | [基伟 徐](https://appshunter.io/developer/391905315) |

## What reviewers say

### Code App

[App page](https://appshunter.io/ios/app/code-app/id1512938504)

**Currently charting:** #3 Top Paid · Developer Tools, #56 Top Grossing · Developer Tools (US App Store)

This app offers a desktop-class code editing experience on iPadOS. It includes built-in runtimes for popular languages like Node.js, Python, and Java, along with advanced features such as autocompletion and Git integration.

**Highlights:** Desktop-class code editor, Built-in Node.js, Python, C, C++, PHP, Java runtimes, Autocompletion and language features, Local file system support, SSH/FTP remote connection, Embedded terminal, Git version control

**Features:** Vision Pro support

**In-app purchases:** none


### MermaidEditor

[App page](https://appshunter.io/ios/app/mermaideditor/id1581312955)

**Currently charting:** #111 Top Paid · Developer Tools (US App Store)

Create and edit diagrams and charts using mermaid-js syntax with real-time preview. Export your creations as PNG or SVG files and share them across all your Apple devices.

**Highlights:** Mermaid-js syntax highlighting, Code completion, Instant preview, Export to PNG/SVG, Cross-device editing, QuickLook preview extension

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Code App free?

Code App costs $6.99, with no in-app purchases.

### Is MermaidEditor free?

MermaidEditor costs $3.99, with no in-app purchases.

### Which has better reviews, Code App or MermaidEditor?

Code App is rated higher. Code App averages 4.0 out of 5 from 301 ratings, while MermaidEditor averages 2.3 from 10 ratings.

### Do Code App or MermaidEditor have ads?

Neither Code App nor MermaidEditor shows ads.

### Which is updated more often, Code App or MermaidEditor?

Code App ships an update monthly, and MermaidEditor every 3 weeks. Most recently, Code App was updated on September 22, 2026 and MermaidEditor on September 21, 2026.

### Which is more popular, Code App or MermaidEditor?

Code App currently peaks at #3 in the App Store charts, and MermaidEditor at #111. Chart position reflects recent download velocity rather than total install base.

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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.*