SIMPLE WAY TO ROOT YOUR ANDROID WITHOUT A COMPUTER

The best and simplest way to ROOT any ANDROID phone without a pc is to use FRAMAROOT.
It supports alot of android devices ranging from Tecno, Lg, Htc, Lenovo, Sony, Pantech, Samsung, Motorola and many more.
REQUIREMENTS:
Download The Framaroot APK here and install it to your phone.
Go to Settings => Security => and check/click “Unknown Sources“
Enable USB Debugging on your phone Go to Settings => Applications => Development => tick/check USB debugging .
Note: Some android before you can see the development option you have to first Goto Settings=>About phone=> then below it tap/click on Build number for 7 Times to enable the development option comes up, after that go and tick the USB debugging.

Steps to Root Your Android Phone with Framaroot
1. Open the installed Framaroot application on your phone.

2. Choose Install Superuser

3. You will now see few options available (exploits) on the screen just click on the first one.

4. If you get a message that says “Failed … Try another exploit if available” then repeat step 3 choosing another exploit.

5. If you get a message that says Success … Superuser and su binary installed, You have to reboot your device. 

6.  You have successfully rooted your phone, now download Rootchecker from Playstore to confirm it.

Note: with Framaroot you can also unroot back your android devices.

All thanks to xda team