Read about our Swimming Split Calculator before you proceed.

I have raced :  
In a time of : Hrs Mins Secs
Calculate predicted Swim time of :  
Swimming time prediction : Hrs Mins Secs
Target split time : Mins Secs per
* Based on Peter Riegel's formula

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Our free calculators are digital gadgets that were built to perform specific calculations for various tasks and actions. They were designed to work just like regular devices with two goals in mind to provide you with the necessary information and to help you to make wiser decisions in life.