Barbell calculator + rest timer

IronClock

Calculate barbell loading, check plate setup, and run a simple rest timer without opening separate apps.

Calculator

Barbell loading

Enter the target weight, choose the bar, and adjust plate availability.

Bar weight

Bar not selected. Current bar weight: 0kg.

Collars

Quick plate availability

Closest load 0 kg
Unset

Select a bar and enter a target weight.

Select bar
Per side: no plates selected
Timer

Rest timer

Use preset rest times or enter your own.

03:00

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Rest timer
03:00