If you can't reconnect to your WiFi until you reboot your device, Wifix (lite) will problably help you.
Just click the "Reassign" button and about 8 seconds later you will be reconnected to you WiFi. You can use "Reconnect" if it doesn't work for you.
There is also a "Keep Connection" ckecbox that prevents your wifi connection from been unactived.
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Requires Google Play and/or account:
Requires third-party libraries:
Requires 'rooted' device:
Target Android version:
Minimum Android version:
Minimum screen width:
Access network state
, Access wifi state
, Change wifi state
, Wake lock