Did you forget your wifi password?
And you can't see it in your phone ?

Wifi Password Reminder shows your wifi passwords which you saved before. It is free!

Attention: This program only works rooted phones.

WHAT IS ROOT?
-"Rooting" your device means obtaining "superuser" rights and permissions to your Android’s software.n-With this permissions you can use special features of your device and reach system files.
-Rooting your device voids your warranty!
-Every device has its own rooting steps.
-You can search how to root your device on internet.