Meaningful iOS apps, built from concept to launch and designed to respect your privacy.

Place Proof app icon

Place Proof

Turn the places you've visited into collectible stamps, verified from your own photos, kept entirely on your device.

Prosperion builds privacy-first iOS apps. No accounts, no tracking, no data leaving your device unless you choose to share it. This page is home to our apps, their privacy policies, and their support resources, with more on the way.