OSTC Planner

OSTC Planner is a dive planning software program based on Bühlmann and Gradient Factor decompression model.

The application uses the widely-used and approved implementation source-code from the OSTC mkII and 2n dive computers. With OSTC Planner, you can easily plan nitrox or trimix, open-circuit or rebreather dives, using up to 5 mix of air, oxygen, nitrogen, and helium.