Small, private apps for iPhone and iPad.

Kontrail is an independent studio. Every app works without an account, shows no ads, and keeps your data on your devices.

Apps

A plane-spotting logbook. Add your spotting photos, and Aerodex works out the airport, the airline and the aircraft, then keeps your fleet.

Coming soon to the App Store, for iPhone and iPad.

Visit the Aerodex site

How to tell lookalike airliners apart, with marked-up photos: the A320 and 737, the 787 and A350, and more. It’s also built into Aerodex.

Free on the web.

Open the guide

More apps are on the way.

No accounts: Open the app and start. There’s nothing to sign up for.
No ads, no tracking: Nothing in the app watches what you do or sells your attention.
Your data stays yours: It lives on your devices and syncs through your own iCloud.