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Systune vs CallFirst

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

Systune compared with CallFirst
DetailSystune logo SystuneCallFirst logo CallFirst
What it doesClean your Mac without the guesswork Screen time app that unlocks social media after a real phone call with someone you love
StageMVP Startup
FoundedNot given Not given
Based inNot given GB
Pricing modelNot given Freemium
PricingUS$39 once for three Macs in one household with two years of updates (direct). Mac App Store edition planned at US$39 once with final pricing to follow App Store tiers. First 100 waitlist signups receive free lifetime license including all future versions. 14-day full trial and 30-day refund planned Free tier with one contact and daily unlock; paid tiers available with pricing varying by region and currency (from GBP 0 to GBP 59.99). Annual subscriptions and one-time purchases available.
Key features
  • 103 cleaning categories with four risk levels
  • 92 security and privacy checks with one-click fixes
  • 300 macOS settings with profiles, snapshots and undo
  • Disk analysis with list, treemap, ring and file-kind views
  • Duplicate and large-file finder
  • Command-line interface with JSON output
  • Full-screen terminal dashboard
  • iPhone companion over local network
  • 67 maintenance tasks including rebuilds and service restarts
  • Startup item and launch daemon inspector
  • Blocks Instagram, TikTok, YouTube, X, Threads, Facebook and Snapchat until 60-second phone call
  • On-device call verification without access to call logs or audio
  • Customizable blocking schedule with one-tap activation
  • Supports both regular phone calls and WhatsApp calls
  • Multiple contacts and named groups on Pro tier
  • Privacy-first design with no contact data synced to servers
  • Daily unlock system resetting each day
  • Free tier with one contact and one daily unlock
What makes it different
  • All changes listed and confirmed before removal with a test strip showing exact paths and bytes
  • Protected system paths refused and user files offered to Trash with regenerable caches deleted in place
  • Five rounds of independent security, correctness and performance review with published findings
  • Local processing with no analytics, crash reporting or scan result uploads
  • Designed for personal connection rather than productivity blocking
  • Call-based unlocking replaces generic friction like timers or breathing exercises
  • Verification happens locally on-device without server access to contact data
  • One simple mechanism designed for maximum behavioral impact
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)11 +1 (up) since last check3 no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)2020
Referring domains (Majestic)1718

5 details filled in for both companies.

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