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AvareX vs FlyQ EFB: catalog facts
AvareX	FlyQ EFB
Screenshots	Screenshots
Best for: Pilots who want a free, open-source EFB on any device	Best for: North American pilots who want weather-focused planning on an iPad
Free Free and open source.	Paid Paid, with a 30-day free trial and a CFI and student offer.
Windows, macOS, Linux, Android, iOS	iOS
Runs on desktop, mobile and Raspberry Pi Free with published source code All 3 strengths for AvareX Runs on desktop, mobile and Raspberry Pi Free with published source code Actively developed successor to Avare	Engine-out glide ring and 3D profile view Wind and fuel-price optimising route planning All 3 strengths for FlyQ EFB Engine-out glide ring and 3D profile view Wind and fuel-price optimising route planning Works with more than 20 ADS-B systems
Smaller project than the commercial EFBs Few details on features outside the repository	Paid after the trial Aimed at North American pilots
Downloadable app	Downloadable app
Open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for AvareX github.com/apps4av/avarex play.google.com/store/apps/details apps.apple.com/us/app/avarex/id6502421523 Catalog checked September 23, 2026	Official website Full listing and sources Sources for FlyQ EFB seattleavionics.com Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.

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