Reefbook

Reefbook provides divers infos and tools for: nitrox, scuba signals & dive shops

Reefbook for Android is a valuable tool for all scuba divers.

Find a dive shop or base near you or your next vacation destination.

Use the integrated nitrox calculator to calculate the maximum operational depth for your mix and the relevant partial pressures. The nitrox calculator is also a great tool when you are attending a nitrox course.

Check and improve your knowledge with the scuba sign library.

Reefbook supports metric (meter,bar) and imperial units (feet,psi).

Maintaining our dive shop database is a huge effort. Should you find any incorrect, outdated or missing information please support us by sending a correction or addition with the integrated feedback function. Thank you.