Estimate remaining time for medical oxygen cylinders using your phone's camera. Set reminders and name multiple cylinders for easy tracking. Includes instructions for specific valve products.
2.1.2
December 2, 2025
Bug fixes and improvements
The app is compatible with UK & Ireland BOC Integral Valve products including Oxygen: CD, ZD, HX, ZX, DD, ZH, and Heliox: HX. It is not compatible with Entonox packages or other medical/non-medical valves.
The app provides an estimate of remaining cylinder content based on your stated flow rate and camera input. It is an assistive aid and does not negate the user's responsibility to ensure correct oxygenation. Always check the content gauge on the cylinder.
Yes, you can give each cylinder a reference or 'name' within the app, allowing you to track multiple cylinders simultaneously.
No, the BOC Remaining Time Estimator does not contain advertisements.
The app is supported on iPhone, iPad, and iPod devices.
The app was last updated on December 2nd, 2025, indicating ongoing development and maintenance by the developer, Linde GmbH.
The app has an age rating of 4+, making it suitable for a wide range of users.
You can access the app's tutorial at any time by navigating to Menu > Help > Help with the app.
