This app displays all the WiFi passwords you have entered when connecting to secure networks. Very handy if you forgot a password and need to connect another device, or tell a friend the password for a coffee shop without asking that embarrassing question again. Tap hold on the password to copy it to the clipboard.

WiFi-Passwords alternatives

Wifi Widget - See, Test, Share

Who Uses My WiFi? (WUMW) Protect your network from intruders