This is a remarkable article. Have seen sensor tower cited in the media for years. Always wondered how they got their data. Was cited in the FT and WSJ so figured it was legit.

It’s just….a vpn no one should install and some browser extensions? Far from the best browser extensions and a wholly biased sample to boot.

In particular the iOS app measurements are extremely limited. It seems that only Stayfree can track iOS apps, and it slows down your phone. Has no reviews in the Canadian App Store.