Followly

Followly turns your Instagram data export into clear, private insights - no login, no servers.
What you get:
Users you follow who don’t follow you back
Top chat partners and message stats (sent, received, totals)
Most liked and most commented profiles
Quick insights: followers, following, likes, comments, messages.
Open profiles in Instagram to manage your follows
How it works:
1) Instagram → Settings → Account Center → Your information & permissions → Download or transfer information → Create export
2) Choose Export to device, JSON, All time; include Followers & following, Likes, Comments, and Messages
3) Download the ZIP and upload it in Followly
Privacy:
Processing happens entirely on your device
No data leaves your phone; no accounts, analytics, or servers
Works offline; delete everything anytime in the app
Disclaimer: Followly is not affiliated with Instagram or Meta.