IGInsights

This tool can calculate the total sum of likes, plays, watch-time, etc. on all your Instagram posts over their entire lifetimes!
This tool uses Facebook APIs and all you need to do is:

Results can also be downloaded as a .csv file!!!

This tool also only works for public Instagram profiles that are associated with a professional Business or Creator account.
...and so if that sounds like you, please enjoy this tool!

 

Info regarding insights calculated can be found here.


Demo: