StressCalc
Minimal RPE calculator for lifters
StressCalc launched on January 11, 2022 with 13 votes, #1,036 of 2,891 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 4 years on.
What it does
A beautiful, simple, user-centric app to calculate Rating of Perceived Exertion (RPE) for lifters. Designed to be fast, no-frills, and to get the job done. Completely free, with no ads. Support for lbs & kg
Rahul Goel
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