Oudie 2 is made for gliding. It is a simple and effective portable flight navigation device.
Read more about Oudie IGC and Oudie 2 here:
All versions of Oudie use a variation of the same software.
Note: Oudie is a standalone device, but works great in a seamless package with SeeYou: https://naviter.com/seeyou-makes-you-a-better-pilot