Outflow VS The Roll by EyeEm

Bobby - Keep track of your subscriptions

Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.

Rocket Money - Find your paid subscriptions and cancel with one click

Gemini Photos - Clean up your Camera Roll

Trim - Manage and cancel your paid subscriptions

Cleanz - Simple and beautiful way to clean up your photo library