Merkdown vs DiagramFlow Studio
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Merkdown
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Merkdown is a clean, powerful Markdown editor with built-in Mermaid diagram support and AI-powered content generation. Write and preview Markdown in real time, create beautiful diagrams, and let AI help you generate content β all in one app. KEY FEATURES Markdown Editor Write Markdown with a clean, distraction-free editor. Switch between Edit and Preview tabs instantly. Autosave keeps your work safe. Mermaid Diagrams Create flowcharts, sequence diagrams, class diagrams, state diagrams, ER diagrams, Gantt charts, pie charts, mindmaps, timelines, and more β 14 diagram types rendered right in the preview. AI Content Generation Let AI write Markdown and Mermaid diagrams for you. Describe what you need, choose a diagram type, and generate content instantly. Powered by advanced AI technology. Share & Export Export your work as Markdown (.md), HTML (.html), or Image (.png). Share with anyone directly from the app. HIGHLIGHTS - Real-time Markdown preview - 14 Mermaid diagram types supported - AI-powered Markdown and diagram generation - Export as Markdown, HTML, or PNG image - Open .md files from other apps - Dark mode support - Autosave option - Available in 8 languages - Free to use (watch ads for AI coins) Write it down. Mermaid it out. Merkdown.
DiagramFlow Studio
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Move from outline to diagram without losing the structure of your idea. DiagramFlow Studio is a local-first visual workspace for mind maps, flows, system sketches, and project outlines. BUILD VISUALLY β’ Create projects with connected nodes β’ Drag nodes around the canvas β’ Add, edit, and connect ideas β’ Apply an automatic layout when you want a clean starting point START FROM TEXT β’ Convert a Markdown outline into diagram nodes β’ Keep a readable outline alongside the visual canvas β’ Search and organize your project library SAVE AND DELIVER β’ Create named version snapshots β’ Export the complete project as Markdown, SVG, or JSON β’ Share only when you choose PRIVATE BY DEFAULT Projects and snapshots are stored locally. DiagramFlow Studio does not include advertising or cross-app tracking. The free version includes the core workflow. Pro is a one-time in-app purchase that unlocks unlimited projects and snapshots, complete exports, and future Pro features. Price and availability are shown by the App Store. The Pro screen includes Restore Purchases and a direct link to Appleβs refund-request process, including guidance for requests submitted within seven days. Eligibility and approval are determined by Apple.
Screenshots
Verdict
The clearest difference is in-app purchases: Merkdown at none against DiagramFlow Studio's 1. DiagramFlow Studio's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. DiagramFlow Studio sells 1 one-off in-app purchase. Merkdown asks for nothing beyond the download.
Merkdown ships an update every 3 months, DiagramFlow Studio every 5 weeks. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.
| Parameter | Merkdown | DiagramFlow Studio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 5 weeks β better |
| Ads | Yes | No β better |
| In-app purchases | No β better | Yes |
| Devices | iPhone | iPhone, iPad β better |
| Requires iOS | 16.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 33 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | HYUNWOO LEE | Yu Shiung Jiang |
In-app purchases
Merkdown
No in-app purchases
DiagramFlow Studio
- εζ΅ DiagramFlow Studio Pro θ§£ι$2.99
Questions
Is Merkdown free?
Is DiagramFlow Studio free?
Do Merkdown or DiagramFlow Studio have ads?
Which is updated more often, Merkdown or DiagramFlow Studio?
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