My LoopCal: 4-20mA Calibration
Loop Calculator & PDF Reports
About
Streamline 4-20mA loop checks with guided calibration worksheets and instant signal conversion. Generate PDF reports, manage instrument history, and perform loop power calculations offline. Designed for field technicians.
What's New in My LoopCal
1.3.4
November 1, 2026
Fixed a few bugs.
Subscriptions & In-App Purchases
Annual
Saved worksheets, exports, and templates.
Developer apps
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FAQ
What is My LoopCal?
My LoopCal is an offline utility app designed for instrumentation and calibration technicians. It helps streamline 4-20mA loop checks by generating calibration worksheets and performing signal conversions. The app runs entirely on your device, ensuring privacy and no network requirements.
Does My LoopCal have ads?
No, My LoopCal is designed to be private by design and does not include any advertisements. It also does not require an account, tracking, or network access, providing a focused experience for field technicians.
What types of calibration checks does My LoopCal support?
My LoopCal supports guided three-point, five-point, and custom checks ranging from 2 to 21 points. It records as-found and as-left readings, calculates errors, and determines pass/fail status at each point.
Can My LoopCal convert different signal types?
Yes, My LoopCal can convert various signal types including 4-20 mA, 0-20 mA, 0-10 V, 1-5 V, and custom signal endpoints. It also handles direct-acting and reverse-acting ranges, as well as linear and square-root transfer functions.
What kind of reports can I generate with My LoopCal?
You can generate clean PDF worksheets with your company name and logo in US Letter or A4 format. The app also provides CSV files for your records, making documentation and data management efficient.
Does My LoopCal help manage instrument calibration history?
Yes, My LoopCal allows you to save instruments with their ranges and calibration history. It can remind you before the next calibration is due and allows you to reopen saved instruments to start new checks without retyping range information.
What are the subscription options for My LoopCal?
My LoopCal offers a monthly subscription for $2.99 and an annual subscription for $9.99. These subscriptions unlock premium features and allow for ongoing use of the app's advanced functionalities.
Is My LoopCal available on all devices?
My LoopCal is currently supported on iPhone and iPad devices. It is designed to run offline, providing a reliable tool for technicians regardless of their location or network connectivity.
