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PenguinRadar vs Unfollow Checker

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

PenguinRadar compared with Unfollow Checker
DetailPenguinRadar logo PenguinRadarUnfollow Checker logo Unfollow Checker
What it doesInstagram tracker and analyzer for public accounts Find who unfollowed you and who doesn't follow back on Instagram and Threads
StageNot given Startup
FoundedNot given 2026
Based inUS Not given
Pricing modelFreemium Free
PricingFree: 50 signup credits plus 10 daily credits for lookups. Free Track: one following list up to 1,000 accounts, 3 scans in 7 days. Lite: $99/year (≈$8.25/month) with 1,000 monthly credits. Starter: $199/year (≈$16.58/month) with 2,500 monthly credits. Pro: $499/year (≈$41.58/month) with 7,000 monthl Not given
Key features
  • Instagram Story Viewer
  • Instagram Likes Viewer
  • Instagram Follower Viewer
  • Instagram Follower Tracker
  • Instagram Unfollow Tracker
  • AI Analyzer for tracked accounts
  • Follower export to CSV
  • Email alerts for detected changes
  • REST API and CLI access
  • ChatGPT plugin and MCP server
  • Compare two exports to see who unfollowed or who is new
  • Local browser analysis with no password required
  • Support for Instagram and Threads exports
  • Works with JSON and HTML export formats
  • Search follower lists for specific accounts
  • Optional account sync across devices
  • Works on mobile browsers and can be added to home screen
  • Analyze multiple accounts
What makes it different
  • No Instagram password required; uses email or Google sign-in
  • Tracks changes with exact dates, not just final counts
  • Priced per scan, not per subscription week
  • Works across web, mobile apps and AI assistants with one account
  • No password or app installation needed
  • Analysis runs entirely in your browser
  • Free manual checks without sign-up
  • Works with official Meta exports only
  • Supports both Instagram and Threads platforms
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)1 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)1317
Referring domains (Majestic)210

4 details filled in for both companies.

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