This might be the best 69p you spend
↪ Apple iOS > http://10ws.co/1jC8RxK
Or try http://10ws.co/1nROjJE and http://10ws.co/1nROsfV which are both free but we’ve not used them
↪ Android alternative > http://10ws.co/1jCagVi
Free 2 week trial
OR http://10ws.co/1nRO29m which is free
Also we urge everyone who uses a computer (especially in the evening) to try f.lux http://10ws.co/1jCaJ9K
It will help you get to sleep. You can install on iOS but has to be jailbroken phone. Android alternative > http://10ws.co/1jCb0d0