# MarkChart vs SF Icon Studio

The clearest difference is price: MarkChart at Free against SF Icon Studio's $9.99. MarkChart also leads on update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). SF Icon Studio's advantage is in-app purchases (none vs 1). On ads and iOS requirement there is nothing between them.

MarkChart is free to download; SF Icon Studio costs $9.99 up front. MarkChart sells 1 one-off in-app purchase. SF Icon Studio asks for nothing beyond the download.

MarkChart ships an update every 3 weeks, SF Icon Studio every 2 months. The most recent releases landed on October 25, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | MarkChart | SF Icon Studio |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.0 (14 ratings)](https://appshunter.io/ios/app/markchart-mermaid-editor/id6475648822/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 3 MB |
| Requires iOS | 18.2 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Colucci](https://appshunter.io/developer/1478787437) | [Jan Chalupa](https://appshunter.io/developer/1557529575) |

## What reviewers say

### MarkChart

[App page](https://appshunter.io/ios/app/markchart-mermaid-editor/id6475648822)

This app allows you to easily create and preview diagrams using a Markdown-inspired text syntax. It offers templates for various diagram types and supports automatic updates when used with external editors. Export your creations to common image formats.

**Highlights:** Mermaid diagram editing, Real-time preview, Built-in templates, Automatic updates, Export to PDF, PNG, SVG, Syntax highlighting, Dark Mode support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MarkChart Pro | $12.99 | one-time |


### SF Icon Studio

[App page](https://appshunter.io/ios/app/sf-icon-studio/id6736883553)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MarkChart free?

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

### Is SF Icon Studio free?

SF Icon Studio costs $9.99, with no in-app purchases.

### Do MarkChart or SF Icon Studio have ads?

Neither MarkChart nor SF Icon Studio shows ads.

### Which is updated more often, MarkChart or SF Icon Studio?

MarkChart ships an update every 3 weeks, and SF Icon Studio every 2 months. Most recently, MarkChart was updated on October 25, 2026 and SF Icon Studio on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*