Calculate hold-over time fast and easy with the HOTCalculator! With this app you can find the hold-over time in a few seconds. No more searching for the right page and table in your paper manuals. Very handy tool for all pilots during winter ops.

The perfect tool to include in your Electronic Flight Bag!

- Support for Type I, Type II, Type III and Type IV de-icing and anti-icing fluids.
- Use °C or °F as appropriate.
- Usable in flight mode, when you need it the most.

What’s New

Version 3.4.2

Corrections to new fluid.

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

Eu pilot ,


Waste of time and money

App Privacy

The developer, Johan Bergsee, 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 Linked to You

The following data may be collected but it is not linked to your identity:

  • Diagnostics

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


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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