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CCRtools

Kai-Uwe Sattler

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About this app

CCRtools is application for closed-circuit rebreather (CCR) divers. CCRtools helps you prepare for dives safely with checklists, gas blending calculations, O₂ sensor tracking, and standard diving calculators. Checklists can be downloaded, created or modified and can contain checks, values to enter and timers. The sensor log supports up to five O₂ sensors displaying the trend of linearity.

What's new

Version 1.4 · Sep 24, 2026

Minor bug fixes.

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