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OpenDocScan vs Basalt for Mac

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

OpenDocScan compared with Basalt for Mac
DetailOpenDocScan logo OpenDocScan Basalt for Mac
What it doesFree document scanner that runs in your browser with no upload, no account, no watermark 18 PDF tools in one native Mac window, including redaction that destroys content and proves it
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelOpen source Paid
PricingFree, no paid tier $29 lifetime license for up to 3 Macs. No subscription. Free 24-hour trial available.
Key features
  • Find and straighten page edges automatically
  • OCR text recognition for searchable PDFs
  • Lighting correction and image enhancement
  • All processing happens locally on device
  • Works offline after page load
  • No account or sign-up required
  • Add to home screen as web app
  • Adjustable page size and image quality
  • Search across all scanned documents
  • PDF redaction that permanently destroys content
  • Redaction verification with signed certificates
  • PDF merge and split
  • OCR to make PDFs searchable
  • Bates numbering for legal productions
  • PDF compression
  • Digital signature and PDF forms
  • Batch procedures and automation
  • PDF comparison tool
  • Privilege log generation in CSV and XLSX
What makes it different
  • Entirely client-side with zero data upload—privacy verifiable in Network panel
  • Open source under MIT or Apache-2.0 with code publicly auditable
  • No watermarks, page limits, or paid tier—completely free
  • Advanced processing in 182 KB core written in Rust and WebAssembly
  • Works on any device with no installation via browser
  • Redaction that destroys content permanently rather than covering it
  • Independent verifier proves destruction before any file is written
  • Byte-reproducible output verifiable by third parties
  • One-time $29 purchase with lifetime license, no subscription
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check15 no change since last check
Trust Flow (Majestic)09
Citation Flow (Majestic)1631
Referring domains (Majestic)426

5 details filled in for both companies.

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