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MarkFlow vs ButterShare

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

MarkFlow compared with ButterShare
DetailMarkFlow logo MarkFlowButterShare logo ButterShare
What it doesFree online Markdown to Word converter with full GitHub Flavored Markdown support Send files directly between devices with encrypted WebRTC, no account and no cloud file storage
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingFree: 1 conversion per day. Credits: Mini Pack $3.90 (20 credits), Starter Pack $9.90 (60 credits), Value Pack $19.90 (150 credits). Subscriptions: Monthly $8.90, Yearly $47.90, Lifetime $99.90 (all unlimited conversions). Credits never expire; 1 credit converts 1 file to Word, PDF, or HTML. Not given
Key features
  • LaTeX math equation rendering for inline and display formulas
  • Mermaid diagram conversion to high-quality embedded images
  • Real-time live preview of formatting before conversion
  • Drag and drop or paste file upload supporting .md and .markdown files up to 10 MB
  • Automatic image downloading and embedding into Word documents
  • Support for .docx (modern) and .doc (legacy) Word formats
  • Conversion to PDF with page breaks and print-ready formatting
  • Conversion to semantic HTML5 for web publishing
  • PDF to Markdown conversion with OCR support for scanned files
  • Direct device-to-device file streaming with no cloud storage
  • No file size limits for transfers
  • End-to-end encryption with cryptographic keys
  • No account or signup required
  • Works on all modern browsers and devices
  • QR code and room code sharing options
  • Native disk streaming for large files
  • Folder structure preservation during transfer
  • Supports up to 10,000 files per session
  • Resumable transfers with checkpoint data
What makes it different
  • Instant conversion in milliseconds with no processing queue or waiting
  • Files never permanently stored—processed over encrypted HTTPS and deleted immediately
  • Full formatting preservation including headings, lists, code blocks, emojis, and GitHub alerts
  • No software installation required—browser-based tool works on desktop and mobile
  • 7-day money-back guarantee on all paid plans
  • No cloud server storage intermediary for maximum privacy
  • Zero-knowledge architecture with ephemeral session keys
  • Unlimited file sizes with no subscription fees
  • Instant sharing without email verification or login
  • Transfer speeds at local gigabit rates on same network
Community votes00
DR (Domain Rating by Ahrefs)43 −1 (down) since last check23 no change since last check
Trust Flow (Majestic)228
Citation Flow (Majestic)2230
Referring domains (Majestic)19260

4 details filled in for both companies.

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