On Wednesday, March 7, 2018 at 9:02:45 PM UTC-5, Mike Schumann wrote:
SeeYou Recorder is a free iPhone app that works with OLC.
I'm not sure if it can be used for badge flights.
The only down side is that it doesn't have an engine monitor,
so it can't be used with motorgliders.

Motor-glider owners are by definition less concerned with super low cost ;-(