Folder Lock - Folder Lock is a security software that helps you to password protect files, shred files, clean history, encrypt the personal documents and much more.

island - a free and opensource alternative to parellel space

Vov Hide Files - Lock your files and folders from prying eyes.

App Cloner - Clone your Android apps so you can use multiple logins.

Wise Folder Hider - Wise Folder Hider is a free file/folder hiding tool.

Parallel Space - Parallel Space – Multiple accounts and Two-Face is free to use mobile app that helps you clone or run multiple accounts of the same app simultaneously, and use themes to style your unique space.