Betting

πŸ“‰ Closing Line Value (CLV)

Measure how much better your odds were than the closing line.

Result
β€”
How it works

The formula

CLV % = (taken/close βˆ’ 1) Γ— 100. Positive = you beat the market.

Example: Took 2.10, closed 1.95 β†’ +7.7% CLV.

FAQ

Questions

Why does CLV matter?

Consistently beating the closing line is the strongest predictor of long-term betting skill.

Is CLV a guarantee?

No, but positive CLV over many bets strongly correlates with profitability.

More tools

Related calculators

πŸ”

Odds Converter

Convert decimal, fractional, American, Hong Kong & implied probability instantly.

πŸ“ˆ

Expected Value (EV)

Find the true EV, edge and ROI of a single bet.

βœ‚οΈ

Vig Remover / True Odds

Strip the bookmaker margin to reveal fair odds and true probability.

🎯

Parlay / Accumulator

Combine up to 20 legs into one payout with combined odds.

For entertainment & education only. OSOTOTO does not offer gambling. Results are mathematical estimates β€” variance means real outcomes differ. 18+. Need support? Self-check.