Quote Originally Posted by osiris4isis View Post
I had a horrible time trying to get GPS locked on a low end android phone that I don't have service (airplane mode) nor seldom have wifi connection (no internet). For example, Primo took over 15mins to get a locked (although Sygic took much less time, don't know why)
So I did a little digging and found that a key element of GPS satellite lock is syncing the phone time with atomic clock (from Satellites or NTP server). Smart Time Sync Pro (need root access) does that and I can get satellites locked within seconds instead of minutes!!

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For me it works, and i dont have root om my Asus Memopad 7 , thank you