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Basalt for Mac vs Tsubami

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

Basalt for Mac compared with Tsubami
Detail Basalt for MacTsubami logo Tsubami
What it does18 PDF tools in one native Mac window, including redaction that destroys content and proves it Free image and PDF tools that process files in your browser without upload or account
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Free
Pricing$29 lifetime license for up to 3 Macs. No subscription. Free 24-hour trial available. All tools are free with no account, subscription or credit card required.
Key features
  • 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
  • Image crop, edit, compress and convert
  • PDF organization, editing, signing and conversion
  • Batch processing up to 20 images or 10 PDFs for merging
  • File size limits of 25 MB per file, 60 MB total
  • Support for JPG, PNG, WebP, GIF, BMP, SVG and TIFF formats
  • PDF page operations up to 300 pages total
  • AES-256 password encryption for PDFs
  • No account or login required
  • Download files individually or as ZIP archives
What makes it different
  • 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
  • Files process in your browser without uploading to any server
  • All tools are completely free with no subscription or account required
  • Honest limits disclosed upfront before choosing files
  • No artificial intelligence or OCR, only practical file operations
Community votes00
DR (Domain Rating by Ahrefs)15 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)90
Citation Flow (Majestic)310
Referring domains (Majestic)260

5 details filled in for both companies.

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