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.
App Cloner - Clone your Android apps so you can use multiple logins.
Dual Space - It is a first application that is compatible with WhatsApp completely.
island - a free and opensource alternative to parellel space
Multiple Accounts - Multiple Accounts: Parallel App is a free to use mobile app that helps you to run multiple accounts of the same application at the same time over a single phone.
Dual Space Lite - Dual Space Lite – Multiple Accounts and Clone App is a light version of the world’s most potent multi-account app that provides the lightest installation package, saves more system resources, and runs much faster.