Free workout tools

Simple, fast fitness calculators and timers — no sign-up, no ads. Then take your training into Hova.

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A free HIIT / interval timer with audio cues and rounds.

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Estimate calories burned by workout type, duration, and weight.

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Estimate your 1RM from any weight and rep count.

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Body mass index in metric or imperial units.

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Your total daily energy expenditure and maintenance calories.