Comparison

MDash vs K37 Simple Flows

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MDash

This app offers a live split-view editor for Markdown with real-time preview and syntax highlighting. It also supports Mermaid diagram rendering directly within documents, allowing for efficient text formatting and creation of visual aids.

Highlights
  • Live split-view Markdown editing
  • Real-time preview with syntax highlighting
  • Mermaid diagram rendering
  • Export to MD, TXT, or PDF
  • Auto-save functionality
  • Dark mode support
Features
Read full description

MDash is a Markdown editor that keeps your notes as plain text on your device. No lock-in, no account, no sync you did not ask for. Write on iPhone, iPad and now Mac — the full workspace on every screen. MARKDOWN, RENDERED LIVE Type plain Markdown and watch the preview update as you type: headings, lists, task checkboxes, tables, code blocks with syntax awareness, links and images. Show the text, the preview, or both side by side. MERMAID DIAGRAMS — FREE FOR EVERYONE Describe a flowchart, sequence diagram, Gantt chart, class diagram or state machine in plain text and MDash draws it instantly. Rendering is built into the app: no network, nothing leaves your device. ON MAC AND APPLE WATCH The complete MDash workspace runs on macOS — a three-column library, keyboard-first editing and the same live preview and Mermaid rendering. On Apple Watch, browse your library and read any note on your wrist. One purchase covers iPhone, iPad, Mac and Watch. YOUR LIBRARY, ORGANIZED • Pinned notes, Last 7 Days, and Trash with restore • Full-text search across every note, with jump to match • In-document find and replace with match highlighting • Attach photos to notes; files stay ordinary Markdown • Folders keep related notes together; create one right from the sidebar • Tags under the title, a Tags section in the sidebar, and search by tag • Smart folders collect notes automatically from the tags you choose • Scan documents into a note, and search the text inside photos and scans — on device, free • Import from Obsidian, Bear, Apple Notes, TextBundle or any folder of Markdown files — free • Version History keeps earlier versions of every note on device, ready to restore — free EXPORT AND SHARE • Export Markdown and plain text — free • Copy as rich text for mail and documents • PDF, HTML, Word (DOCX), ePub, RTF, JPG and TextBundle export with MDash Pro MDASH PRO — LIFETIME OR MONTHLY MDash Pro unlocks iCloud sync across your devices, export to PDF, HTML, Word, ePub and more, and watermark-free Mermaid diagrams. Choose a one-time lifetime purchase or a monthly subscription — both unlock exactly the same features. The monthly subscription renews automatically until cancelled; manage or cancel it anytime in your App Store account settings. PRIVATE BY DESIGN Notes are stored on device; sync is optional and uses your iCloud. Mermaid rendering is local. There is no tracking and no account. Questions or ideas? Leave a review or reach out through the App Store page — MDash is built by an independent developer and shaped by user feedback. Terms of Use: https://nightcodeapps.com/apps/markdown-editor/terms/ Privacy Policy: https://nightcodeapps.com/apps/markdown-editor/privacy/

About

K37 Simple Flows

Features
Read full description

Simple Flows is a straightforward, private flowchart maker for planning, explaining, printing, and sharing visual processes. Build a chart from a blank canvas or a practical template, add familiar shapes, connect decisions, and keep everything organized on your device. FEATURES • Create flowcharts from a blank canvas or starter template • Add process, decision, start/end, document, and other familiar shapes • Drag and resize shapes on a flexible canvas • Connect steps with arrows and Yes, No, or custom labels • Edit text, shape type, and color • Duplicate, reorder, and delete chart elements • Export clean PDF or PNG copies • Print in US Letter or A4, portrait or landscape • Save and import editable Simple Flows backup files • Choose from 17 cultural visual themes • Keep flowcharts locally on your device • No account and no subscription Create and fully use three flowcharts for free. A one-time Full Version purchase unlocks unlimited saved flowcharts. All other app features remain included in the free version. No subscription is required. Simple Flows is designed by K37 Software for individuals, families, students, and small teams who want understandable everyday diagrams without enterprise complexity.

Screenshots

MDash4 screens
K37 Simple Flows1 screens

Verdict

The call

The clearest difference is in-app purchases: MDash at none against K37 Simple Flows's 1. MDash also leads on device support (6 vs 2). On price, ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. K37 Simple Flows sells 1 one-off in-app purchase. MDash asks for nothing beyond the download.

Scorecard2 real differences · 8 level
MDash versus K37 Simple Flows: the parameters behind the verdict, then further details
ParameterMDashK37 Simple Flows
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings3 — better—
Update frequencyEvery 3 days—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro — betteriPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size59 MB4 MB
Age rating4+4+
DeveloperArtur GorbaczewskiK37 Software LLC

In-app purchases

None

MDash

No in-app purchases

1 purchases

K37 Simple Flows

One-time1
  • Simple Flows Full Unlock$2.99

Questions

Is MDash free?
MDash is free to download, with no in-app purchases.
Is K37 Simple Flows free?
K37 Simple Flows is free to download, with in-app purchases available.
Do MDash or K37 Simple Flows have ads?
Neither MDash nor K37 Simple Flows shows ads.

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