Apps like Wave to Lock/Unlock Screen

Here are some great alternatives to Wave to Lock/Unlock Screen by Jivubaa Developer :
Easy Unlock - Screen on/off
Easy Unlock - Screen on/off
★3.9
No Pause Lock
No Pause Lock
★4.1
WaveUp
WaveUp
★4.2
Voice Screen Lock
Voice Screen Lock
★4.6
Double Tap
Double Tap
★3.5
Screen lock and off - Sensors
Screen lock and off - Sensors
★3.7
Easy Smart Cover - ScreenOnOff
Easy Smart Cover - ScreenOnOff
★3.6
Lock It: Screen Off
Lock It: Screen Off
★4.0
Smart Screen off: Double tap t
Smart Screen off: Double tap t
★3.4
Screen Lock
Screen Lock
★4.0
Screen Lock Pro
Screen Lock Pro
★4.6
Touch Photo Lock screen
Touch Photo Lock screen
★5.0
Close It (Power Button Helper)
Close It (Power Button Helper)
★4.4
Knock lock screen - Applock
Knock lock screen - Applock
★4.2
Voice Screen Lock - Voice Lock
Voice Screen Lock - Voice Lock
★4.3
Voice Screen Lock: Voice Lock
Voice Screen Lock: Voice Lock
★4.2