RTD Reference

RTD Reference

RTD & Thermistor Conversion

1 ratings
2 reviews
#95 in paid Reference
🔧 Utilities
🔍 Reference
$3.99

Details

  • Released
  • Updated
  • March 12, 2011
  • July 6, 2021

Features

RTD Reference screenshot #1 for iPhone
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About

Instantly convert resistance to temperature and vice versa for over 70 RTD types and 9 popular thermistors. This tool uses precise algorithms for accurate calculations, ideal for field technicians and engineers.

Resistance to temperature conversion
Temperature to resistance conversion
Support for 70+ RTD types
Support for 9 popular thermistor types
Uses Steinhart-Hart and Callendar-Van Dusen formulas
Accurate 64-bit double precision math
Customizable display colors and sounds
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What's New in RTD Reference

1.06

July 6, 2021

•Reworked the overall UI for better presentation consistency across devices •All views now support both portrait and landscape orientation •Added more info and options to the documents view •Added the ability to change text colors on the main view

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Charts

Top Paid

📉 95-19

Reference

This app dropped -19 positions in Reference chart.

Last updated on July 22, 2026.

User reviews

RTD References

Thanks!
Nice ang useful application.

Mark

Shocking does not work on iPad mini at all - cannot access keypad

So disappointing

Developer apps

FAQ

What is RTD Reference?

RTD Reference is a utility application designed for converting resistance values to temperature and vice versa for various RTD and thermistor types. It employs precise mathematical formulas for accurate calculations.

How many RTD and thermistor types does RTD Reference support?

RTD Reference supports over 70 types of RTDs, including Platinum, Copper, Nickel, and Nickel-Iron RTDs, as well as 9 popular types of thermistors.

What formulas does RTD Reference use for calculations?

The application utilizes the Steinhart-Hart formula for thermistors and the Callendar-Van Dusen formula for Platinum RTDs, along with similar algorithms for other RTD types to ensure accuracy.

What is the accuracy of RTD Reference calculations?

RTD Reference uses 64-bit double precision math for high resolution and accuracy. While algorithms are curve-fitting approximations, differences from manufacturer data tables are usually insignificant.

Can I customize the appearance of RTD Reference?

Yes, you can change background and text colors, as well as adjust keyclick sounds and volume through the app's settings.

What devices is RTD Reference compatible with?

RTD Reference is compatible with iPhone, iPad, and iPod devices. It has an age rating of 4+.

How often is RTD Reference updated?

The latest version of RTD Reference is 1.06, which was last updated on July 6, 2021. The app was initially released on March 12, 2011.

Does RTD Reference have ads?

No, RTD Reference is ad-free. It is a paid application available for $3.99.