App Cloner - Clone your Android apps so you can use multiple logins.
Shelter - Isolate your Big Brother Apps
island - a free and opensource alternative to parellel space
Dual Space - It is a first application that is compatible with WhatsApp completely.
Super Clone - Super Clone – Unlimited Multiple Accounts for Parallel Space, enjoy it with multiple games, WhatsApp and Facebook accounts.
2Accounts - 2Accounts is an up-to-the-mark tool that enables its global users to enjoy multiple accounts for messaging, multi-gaming, and run a double social account for work and personal life.