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TinyOwl vs Art4

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

TinyOwl compared with Art4
DetailTinyOwl logo TinyOwlArt4 logo Art4
What it doesLocal-first image compression for Apple Silicon Macs with reusable workflows Turn museum-quality, public-domain art into your everyday wallpaper
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Paid
PricingEarly-bird one-time license: $9. Regular one-time license: $15. Includes 7-day free trial, lifetime updates including major versions, activation on up to 2 Macs, and 7-day no-reason refund window. $14 one-time purchase, includes two years of updates and new artworks, license for up to two Macs. 7 days free trial available.
Key features
  • Local compression without uploading to external servers
  • Reusable workflow presets for batch processing
  • Support for PNG, JPG, JPEG, WebP, BMP, TIFF, and AVIF formats
  • Paste from clipboard, Finder, or Terminal integration
  • Optional upload to R2, S3, OSS, COS, MinIO, or S3-compatible buckets
  • Command-line tool with JSON output and stable exit codes
  • Headless command-line processing without GUI window
  • Compression quality presets including Balanced Q75
  • Dry-run mode for preview before processing
  • Activation on up to 2 Macs per license
  • Search and filter by title, artist, movement, theme, color, or display aspect ratio
  • Set artwork as macOS wallpaper or rotate collection automatically
  • Menu bar access to current wallpaper and its story
  • Guides and historical context for each artwork
  • Timeline exploring artists and movements across centuries
  • 3,804 artworks by major artists
  • Works offline after initial download
  • Support for English and Japanese languages
  • Requires macOS 14 or later
What makes it different
  • Local-first privacy: compression and resize run on your Mac, not on external servers
  • One-time purchase with no subscription or monthly fees
  • Reusable workflows eliminate repetitive manual steps
  • Rust-powered compression for fast batch processing
  • CLI support for scriptable automation and AI coding agents
  • Combines museum-quality public-domain artwork with curated historical storytelling and context
  • One-time purchase with no subscription model
  • Timeline feature shows connections between artists and movements across centuries
  • Intelligent filtering by movement, theme, artist, color and display aspect ratio
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check1 no change since last check
Trust Flow (Majestic)25
Citation Flow (Majestic)1822
Referring domains (Majestic)1113

5 details filled in for both companies.

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