instagram analyzer flutter android and ios

I want advanced analyzer and stalker application for instagram. android and ios flutter.
Please contact those who have done this kind of project before.

example:

https://play.google.com/store/apps/details?id=com.analyzer.inprofile
https://play.google.com/store/apps/details?id=com.app.reportspro
https://play.google.com/store/apps/details?id=com.magictouch.xfollowers&hl=tr&gl=US