The steps to hide or remove your ex's photos from those apps may vary, so I'm focusing on an app included on most Android phones sold in the U.S.—Google Photos.

Secure your private memories with these 10 expert-approved apps to safely hide photos and videos on iPhone and Android. Keep your personal content protected and confidential.

A new feature called Private Space will enable you to hide the apps you choose from prying eyes.

Want to keep your embarrassing selfies under wraps? Google Photos’ Locked Folder lets you hide them without a trace.