Free Unit Size Calculator for Sports Betting

Determine your unit size based on bankroll and risk tolerance.

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Unit Size Calculator

Determine your unit size based on bankroll and risk tolerance.

A "unit" is a fixed percentage of your bankroll that you use as your standard bet size. Enter your bankroll below to see your unit size and a full bet sizing guide.

Your Bankroll

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$

Recommended — best balance of growth and bankroll safety for most bettors

Enter your bankroll to calculate your unit size.

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