Guides
Straight answers to common iPhone photo and storage problems. Most of them do not need an app, and each guide says so when that is the case.
iPhone Duplicates album not showing? Why it happens and what to do
The Duplicates album only appears once your iPhone has indexed your library and found duplicates. How to check, what Apple says, and what to try.
How to delete similar photos and burst shots on iPhone
Pick the best frame of a burst in Photos, clear retakes by hand, or use an app that groups similar shots. What each way does, and where it stops.
iPhone storage still full after deleting photos? Check these first
Deleted photos stay in Recently Deleted for 30 days, and Optimize iPhone Storage can mean less space comes back. What to check, in order.