Discover Your followers who left
100% private, zero data stored. No passwords needed.
Drop Your Files Here
Upload your Instagram data export to discover insights about your followers
Select followers_1.json and following.json
Core Features
Track Lost Followers
Identify who stopped following you with precise data analysis
Analyze Mutuals
Discover people who follow you back and build connections
View Anonymously
Analyze your data without anyone knowing you checked
Secure Export
Export your results safely in multiple formats
Why Choose Us
No Passwords
Works with Instagram data export only
100% Anonymous
Your identity stays completely private
Zero Persistence
No data stored on any servers
Instant Results
Get analysis in seconds, not minutes
Offline-First
Works even without internet connection
No Tracking
No analytics or tracking scripts used
What Our Users Say
“FollowerLost helped me clean up my following list and discover accounts that genuinely engage with my content. The mutuals analysis is a game-changer!”
Sarah Mitchell
Content Creator
“I manage multiple brand accounts and FollowerLost makes it incredibly easy to track follower changes across all of them. The privacy-first approach is exactly what we needed.”
James Chen
Social Media Manager
“Finally a tool that doesn't ask for my password! The anonymous viewing feature lets me research other profiles without leaving a trace. Highly recommend.”
Maria Rodriguez
Instagram Influencer