Originally Posted by m3rr
I hear that k9 and MailDroid but use up a lot of processor in the background?
K9 has an app specifically to kill the Background Data..
If I may - Is this true?
Does it cause a lag on the system?
You can set the polling in MailDroid from 5 minutes up.
I have mine set to two hours.
No, it doesn't eat CPU or battery, no more than the OEM app does.