All tools
Strength
1RM calculator
Estimate your one-rep max from a set you already performed.
These tools provide general fitness estimates only and are not medical advice.
Try ThriveX
Your first 30 days are free.
Try ThriveX
Your first 30 days are free.
Strength
Estimate your one-rep max from a set you already performed.
These tools provide general fitness estimates only and are not medical advice.