CCRtools

Sports

Free

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.

Ratings & Reviews

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Minor fixes in Sensor Log

Version 1.3

The developer, Kai-Uwe Sattler, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Kai-Uwe Sattler
    Size
    • 1.3 MB
    Category
    • Sports
    Compatibility
    Requires iOS 18.2 or later.
    • iPhone
      Requires iOS 18.2 or later.
    • iPad
      Requires iPadOS 18.2 or later.
    Languages
    • English and German
    Age Rating
    4+
    Copyright
    • © 2026 Kai-Uwe Sattler
  • Privacy Policy

    • More by Kai-Uwe Sattler

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