Best Mermaid Diagram Apps & Games

250+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated October 2026

From beginner-friendly picks to power-user tools, our mermaid diagram list covers 250+ iPhone apps and games updated through October 2026. Compare ratings, prices, and screenshots in one place.

Compare top Mermaid Diagram Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Mermaid Editor - MMChart LiveMermaid Editor - MMChart LiveFree4.7★ (13)YesYesOct 2026
2MarkChart - Mermaid EditorMarkChart - Mermaid EditorFree4.0★ (14)NoYesNov 2026
3MerkdownMerkdownFree—YesNoOct 2026
4Diagrammar: Mermaid DiagramDiagrammar: Mermaid DiagramFree—NoYesNov 2026
5MermaidStudioMermaidStudioFree5.0★ (1)NoYesOct 2026
6PrivyMermaid: AI DiagramPrivyMermaid: AI DiagramFree—NoYesOct 2026
7Magic Mermaid Doctor, Dress up & SalonMagic Mermaid Doctor, Dress up & SalonFree—NoNoAug 2026
8Mermaid Coloring Book - Painting Game for KidsMermaid Coloring Book - Painting Game for KidsFree—NoNoMay 2026

Top Picks for Mermaid Diagram

4.0(14 ratings)
FreeIn-App Purchases
MarkChart - Mermaid Editor screenshot 1
MarkChart - Mermaid Editor screenshot 2
MarkChart - Mermaid Editor screenshot 3
MarkChart - Mermaid Editor screenshot 4
MarkChart - Mermaid Editor screenshot 5
MarkChart - Mermaid Editor screenshot 6

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.

More Mermaid Diagram apps to explore

FAQ about Mermaid Diagram

What are the best mermaid diagram apps & games for iPhone?
Mermaid Editor - MMChart Live tops our mermaid diagram apps & games ranking as of October 2026, with a 4.7-star average from 13 App Store ratings, and it's free to download.
Yes — 20 of the top mermaid diagram apps & games we rank are free to download, including Mermaid Editor - MMChart Live and MarkChart - Mermaid Editor.
Mermaid Editor - MMChart Live shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ mermaid diagram apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.