I love #FreeSoftware: It took me and #GPSCorrelate only 9 minutes to precisely batch geotag 784 pictures with 6,4 GB by using 14 different tracks, that I recorded with #Osmand during my last vacation.
Find a how to use it here: http://blog.3rik.cc/2018/02/how-to-batch-geotag-your-photos-using-free-software-and-openstreetmap/