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About
This utility app provides quick and accurate conversions between resistance, potential, and temperature for various thermocouples and RTDs. It supports offline use, temperature recording with export, and offers an intuitive interface for field technicians and engineers.
What's New in TC
1.0.7
April 27, 2026
1 Range conversion supports custom upper and lower limits
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Developer apps
FAQ
What is TC-RTD Reference?
TC-RTD Reference is a utility application designed for quick and accurate conversions between resistance, potential, and temperature for various common temperature sensors like thermocouples and RTDs. It simplifies temperature measurement processes for professionals.
What types of sensors does TC-RTD Reference support?
TC-RTD Reference supports thermocouple types B, E, J, K, N, R, S, T, C, D, G, and RTDs such as PT1000, PT100, PT500, PT800, PT10, CU50, CU100, Ni100, Ni120, and Ni1000. The conversion formulas are derived from NIST thermocouple tables and ITS-90 standards.
Can TC-RTD Reference be used without an internet connection?
Yes, TC-RTD Reference offers offline availability. It can be queried in field environments without requiring network access, making it a reliable tool for on-site use.
Does TC-RTD Reference allow for data recording and export?
Yes, TC-RTD Reference supports temperature recording and displays temperature curves. Users can export records and charts to Excel with a single click, facilitating on-site data entry and analysis.
How much does TC-RTD Reference cost?
TC-RTD Reference is a paid application, priced at $1.99. This one-time purchase provides access to all its conversion and data logging features.
What devices is TC-RTD Reference compatible with?
TC-RTD Reference is designed for iOS devices, including iPhone, iPad, and iPod. It requires iOS 4+ and is optimized for these platforms.
How often is TC-RTD Reference updated?
The application is regularly updated to maintain the latest industry standards. The last update was on April 27, 2026, indicating a commitment to ongoing support and improvements.
What is the age rating for TC-RTD Reference?
TC-RTD Reference has an age rating of 4+, making it suitable for a broad audience including younger users who may be learning about temperature measurement.








