XCSoar

XCSoar is a powerful tactical glide computer for glider and paraglider pilots. Free and open-source, with no ads and no tracking. Runs on Android, iOS, Linux, macOS, and Windows. Built by an active open-source community. FEATURES - Moving map with terrain, airspace, airports, and task navigation - Built-in audio vario for acoustic climb/sink feedback - Context-sensitive InfoBoxes with altitude, navigation, glide calculations, wind, weather, and task data - Traffic display and advanced glide computer calculations - Task planning/declaration with support for many vario and logger devices - Flight analysis tools such as barograph, polar view, and OLC optimization - Thermal centering assistance and support for online thermal sources - Import support for common waypoint, airspace, and map formats (including CUP, CUPX, OpenAir, and XCM) WHY XCSOAR - No ads, no tracking, no data collection, and no account required - Works offline; your flight data stays on your device - Multi-platform: phone, tablet, PC, Kobo, and embedded computers - Open-source alternative to commercial glide computers - Supports a wide range of hardware Documentation: - User manual: https://xcsoar.org/discover/manual.html