Based on our record, AppLock (FOSS) seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Https://f-droid.org/packages/io.github.subhamtyagi.privacyapplock/. But it's been a long time since last update. Source: about 1 year ago
I use this, works well for me. https://f-droid.org/packages/io.github.subhamtyagi.privacyapplock/. Source: about 2 years ago
KeepSafe - Keep your entire photo library safely stored in an encrypted private cloud.
App Lock and Gallery Vault - Wish you could simply lock all your private apps on your smartphone with just a click?
Hexlock - Security app locker keeps apps private with smart profiles for any situation
Applocker - You can use AppLocker as part of your overall security strategy for the following scenarios:
Photok - A safe place for your photos. It stores your photos encrypted on your device and hides them from others.
Lynx Privacy-Hide photo/video - Lynx is a professional app designed to protect a hide mobile privacy.