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Ubify Financial Advisory Board
FINANCIAL ANALYSTS & CPA REVIEWERS
About This Tool
One Rep Max (1RM) Calculator is an interactive online calculator on tools.ubify.app. Calculate your One Rep Maximum (1RM) for bench press, squat, and deadlift from sub-maximal repetitions.
Fast, 100% free, private client-side processing directly in your browser with zero server data storage.
How to Use
- 1
Enter your parameter values into the input fields.
- 2
Adjust optional settings or unit parameters.
- 3
View real-time calculated metrics and breakdown statistics.
- 4
Copy the results summary or print your report for documentation.
Frequently Asked Questions
How many reps is the 1RM calculator accurate for?
Formulas are most accurate when tested between 2 and 6 repetitions. Beyond 10 reps, muscular endurance skews the calculation.