If you want to work with two different apps at the same time then you can do it using the Easy split screen : Multi Window. This app creates dual windows on your phone screen so you can do multitasking.

Split Multitasking Dual Screen is simple app that converts your single screen to dual screen. The split screen can allow you to use 2 apps simultaneously. Change the color of floating button with your choice of color. Also get predefined apps like - calculator, file manager, video player, etc, to perform multitask quickly

Features:
- Use mulple app at a time.
- easy for multitasking
- You can add floating button on the home screen
- Not require an internet connection after downloading the app
- easy to use.
- Device Information
- Internet surfing browser
- Private browser for secure internet browsing
- Split screen dual browser for android phone