Gaggle is a Vario & GPS for hang glider, paraglider and sailplane pilots. GPS based flight information such as logging, mapping, IGC file upload and glide calculations.
Vario functions are only supported on devices with barometer hardware. This new feature is in beta test, please post on our forum with your feedback.
This application is completely free, but there is an optional "donate" button. If you can afford to do so, please donate to support further development.
Please post feedback/see release notes/product plans in our forum: "Menu->About->Support"