From: Tim Watts <>
Subject: Re: Geotagging app
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From: Tim Watts <>
Subject: Re: Geotagging app
Date: Sun, 5 Nov 2017 22:47:58 +0000
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On 04/11/17 14:55, PeterN wrote:
> On 11/3/2017 7:00 PM, Alan Browne wrote:
>> On 2017-11-03 17:39, Alfred Molon wrote:
>>> Caan anybody recommend an Android app which records position and 
>>> altitude, and later you can add that data to the exif of JPEGs and
>>> RAWs?
>> Any trail logger that saves (or exports) date in .kml, .kmz, .gpx, 
>> .log (NMEA sentences) should do the trick.  But do check that it 
>> supports altitude, esp. NMEA files as many do not record altitude.
>> Google Play is the source.
>> This looks promising:
>> I use a German product called "Trails" on my iPhone - alas not 
>> available for Android.
>>> I'm using O.I.Share for the E-M1 II but it doesn't record the
>>> altitude.
>> As a stopgap you could snap a photo with the Android camera and (if 
>> properly set) that data would be saved in the snap for later transfer 
>> to the other photos. (tedious).
>> Pretty much any "trail logger" can be used for what you want to do and 
>> usually the "tagging" can be made automated in post process.  You do 
>> need to know the offset from "real time" to your camera's time in 
>> order to do that - no big deal using exiftool.  (ie: your time zone 
>> and the difference between "correct" time and the camera's time 
>> (unless you sync'd it all before going out).
>> Important note: GPS altitude ≠ altitude above sea level of where you 
>> are as the GPS ellipsoid is not referenced to sea level.
> I do it the easy way. I take a snap of the location with my iPhone. All 
> relevant information is recorded.

Yes - I do that too. A manual step, but in some ways simpler than 
running weird geotag apps.