Showcasing the beauty of Nixie tubes that were used from the 1950's and are still available until today.

Features of Nixie Calculator:

• Paper tape to display what you have entered. Can be copied or shared
• Copy and paste entries

Settings available:
• Color schemes
• Rounding options
• Use classic Nixie font for the display
• Separators embedded with the digits
• Classic pyramid and illuminated thousand separators
• Classic red filter

The calculator is a rounding or truncating type to fit numbers into the fixed display.

Please enjoy this calculator that combines one of the first display technologies with state of the art in phone and tablet technology.

What’s New

Version 1.69

Fix to improve the visual contrast in settings.

New setting to display fixed decimals - an accounting mode.

Calculations as well as entries can now be erased by swiping to the right with your finger on the display.

You can access the settings menu by pressing the action button at the bottom of the calculator or by long pressing the display when in portrait mode.

The settings menu has been redone to make it easier to use.

Ratings and Reviews

4.7 out of 5
7 Ratings

7 Ratings

judge2005 ,

Love it

Works great on both my iPad and iPhone.

Cellman99 ,

Visually boring

It Is a calculator, but the nixie display is far less realistically displayed than they were in actuality.

Developer Response ,

Since last year I have added a number of settings to better copy the original displays including a red mask. This has been a work in progress.

App Privacy

The developer, UNB SYSTEMS PTY LTD, 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


  • Family Sharing

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

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