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Purrify vs Sundown

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

Purrify compared with Sundown
DetailPurrify logo PurrifySundown logo Sundown
What it doesAuto-delete old screenshots, screen recordings and downloads on your Mac Block blue light and remove screen flicker on your Mac so you can feel better, think clearer and sleep deeper
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelPaid Freemium
PricingFounding license: €5 one-time (first 100 buyers); License: €12 one-time (after founding licenses sold). Includes notch panel, all features, quarantine with undo and restore, history, and all 1.x updates. Usage on up to 2 Macs. Monthly $4.99/mo (after 7-day free trial), Annual $39/year (after 7-day free trial, saves 34% vs monthly), Lifetime $79 once (pay once, own forever, works on 2 computers)
Key features
  • Auto-delete screenshots and screen recordings with customizable timers
  • Notch panel showing files before deletion with countdown
  • 7-day quarantine with restore capability
  • Customizable rules for all file types
  • Peek notifications for new files
  • History view of deleted files
  • Menu bar icon alternative for Macs without notch
  • Support for up to 2 Macs per license
  • Offline verification and operation
  • Filters blue light down to 500K deep red
  • Removes screen flicker with Flicker-Free Mode
  • Anti-Dithering to smooth visual display
  • Automated scheduling with up to six time-based steps
  • Seven presets plus custom schedule options
  • Runs natively on Apple Silicon and Intel Macs
  • No tracking or telemetry
  • Supports macOS 12 Monterey through macOS 26 Tahoe
What makes it different
  • One-time purchase with all 1.x updates included forever
  • Privacy-first design with no data sent to external servers
  • Referral program that covers the full cost in as few as two friend referrals
  • 14-day refund guarantee instead of free trial
  • Reaches 500K deep red, far deeper than Night Shift's 2700K limit
  • Only blue light app with Anti-Dithering for Apple Silicon Macs
  • Harvard-backed science: blocks blue light that delays circadian clock by 3 hours
  • Produces ~58% more melatonin and ~24 min longer sleep
  • Gentle automated scheduling that eases changes gradually in background
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check26 +2 (up) since last check
Trust Flow (Majestic)86
Citation Flow (Majestic)1327
Referring domains (Majestic)3935

5 details filled in for both companies.

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