Our website provided a free download of OSTC Planner 2.70.5 for Mac. The program lies within Business Tools, more precisely Vertical Market Apps. This free Mac app was originally developed by OSTC-Planner & HeinrichsWeikamp.
From the developer:
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.
You may want to check out more Mac applications, such as Project Planner, Lesson Planner Advanced or Project Planner Viewer, which might be similar to OSTC Planner.
Vertical-Market-Apps
Bookkeeping-Cataloging