Free
About
Volt Verify is the go-to app for fire alarm technicians using the New Silent Accelerated Test method.
Time your test, enter the final voltage, and get an instant pass/fail result. The battery capacity calculator determines the required battery size and gives you an instant pass/fail result based on your system values — no notebook or calculator is needed. Easily save and share test results for quick documentation and reporting.
Built to support compliance with the new CAN/ULC-S536/S537-19 battery testing standards, Volt Verify helps technicians stay accurate, consistent, and code-compliant.
Fast, silent, and accurate battery testing, all in your pocket.
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What's New in VoltVerify
1.7
July 4, 2026
[NEW] Failed Test Button - will stop the test so we can just enter the values. Because sometimes the battery fails immediately, and then I have to sit through the five minute timer. [CHG] Accelerated Test now has blanks for Batteries Rated Capacity in Volts and Battery App Hours(AH) [CHG] Buttons to run the test do not show up unless you fill out the BRC and AH [DEL] Reset Button for Test
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