OSTC Companion

0/5 stars
License: Freeware
Total downloads:3 (1 last week)
Latest version:1.134
Screenshot collage for OSTC Companion


OSTC Companion 1.134 for Mac is free to download from our application library. This free Mac app was originally designed by OSTC-Planner & HeinrichsWeikamp. The program is included in System Tools. Our built-in antivirus scanned this Mac download and rated it as virus free. The latest installer takes up 8.7 MB on disk.

From the developer:

OSTC Companion is a free, open source software, designed to handle the family of OSTC dive computers from Heinrichs Weikamp. It enables you to setup date & time, setup computer’s name, upgrade dive computer’s firmware (see supported computer and features below).

You may want to check out more Mac applications, such as OSTC Planner, Songwriter's Companion or File Storage Companion, which might be related to OSTC Companion.


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