Use APKPure App
Get Wifi Password Hacker old version APK for Android
You can prank your friends that you can hack into their private wifi network.
Just run this tool in their house, the wifi scanner will detect all the wifi hotspots no matter whether the signal is good or not. And then select their wireless wifi id. Fake password will be displayed, but they will think that you have just broken into their network! Watch the reaction on their scared face and have a lot of fun.