# Mermaid Editor vs Fleet Command

The clearest difference is in-app purchases: Fleet Command at none against Mermaid Editor's 3. Fleet Command also leads on ads (none vs shown) and update cadence (every 2 days vs every 5 days). Mermaid Editor's advantage is iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Mermaid Editor sells 3 in-app purchases, starting at $2.99 per month. Fleet Command asks for nothing beyond the download.

Mermaid Editor ships an update every 5 days, Fleet Command every 2 days. The most recent releases landed on September 11, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Mermaid Editor | Fleet Command |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (12 ratings)](https://appshunter.io/ios/app/mermaid-editor-mmchart-live/id6757735761/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 40 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [TERMUX LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1849572138) | [Ariel Biton](https://appshunter.io/developer/6784483358) |

## What reviewers say

### Mermaid Editor

[App page](https://appshunter.io/ios/app/mermaid-editor-mmchart-live/id6757735761)

Create and visualize complex diagrams on your mobile device with a powerful editor. Supports real-time previews, syntax highlighting, and a wide range of chart types. Export your work in various formats and manage files locally.

**Highlights:** Real-time live preview, Full syntax highlighting, Support for all chart types, Template gallery for learning, Powerful file management, Professional export options, Offline mode support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mermaid Pro Monthly | $2.99 | per month |
| Mermaid Pro | $12.99 | per year |
| Mermaid Lifetime | $34.99 | one-time |


### Fleet Command

[App page](https://appshunter.io/ios/app/fleet-command-agents/id6784483356)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mermaid Editor free?

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

### Is Fleet Command free?

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

### Do Mermaid Editor or Fleet Command have ads?

Mermaid Editor shows ads; Fleet Command does not.

### Which is updated more often, Mermaid Editor or Fleet Command?

Mermaid Editor ships an update every 5 days, and Fleet Command every 2 days. Most recently, Mermaid Editor was updated on September 11, 2026 and Fleet Command on September 8, 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.*