download keepsafe to join over 50 million people who have entrusted more than a billion pictures to keepsafe: the most popular photo vault & album locker app on android. keepsafe secures personal photos and videos by locking them down with pin protection, fingerprint authentication, and military-grade encryption. it’s the best place for hiding personal pictures and videos. with keepsafe, you can protect your privacy, secure your photos, and save phone space. keepsafe lets you: