1
vote
4answers
285 views

iPhone 4S loses GPS accuracy

My iPhone 4S is 2 years old. Today, the accuracy of the GPS is really bad. Before, it worked very well… I tried to restart but didn't help. Is there any way to know if this is a hardware error? I ...
0
votes
1answer
980 views

iPhone 4S with GPS and GLONASS receiver

I have a little understanding of GLONASS receiver and together with GPS, it's more accurate than the phones equipped only with A-GPS. Here you have a video which compares A-GPS only iPhone 4 with ...
0
votes
1answer
239 views

Using iPhone's GPS in remote areas

I plan to go hiking in an area where I do not anticipate there being much cell coverage at all. What there is will likely be very spotty. I would like to use the All Trails app to track my progress ...
3
votes
1answer
3k views

iPhone EXIF/GPS Timestamp - Appears to be based on local settings?

I was under the impression that the iPhone received timestamps along with GPS location data. While I can't say its not true for the internal database, it seems to be for the EXIF data attached to ...
1
vote
3answers
7k views

iPhone 4S GPS accuracy [closed]

Has the GPS chip been upgraded in the iPhone 4S? How does it compare to the 4 and 3GS? As I understand it the GPS in iPhone 4 is much better than that in the 3GS.