This app describes the IALA (International Association of Marine Aids to Navigation and Lighthouse Authorities) recommended buoyage and light aids to maritime navigation using 3D views and a light rendering engine.

It features the following :
- IALA marks and lights inventory with real time 3D and light animations.
- all the rythmic characters of lights with their animations.
- the differents light types/applications as used on charts with 3D and light animations.
- the port traffic signals.
- a light renderer that enables you to render any light.
- a charts section that illustrates/renders navigation at night.
- exhaustive tests to improve your skills progressively .

The app is free with content restricted to premium users ad free and does not require an internet connection. It does not collect or share any user data.