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FREE TOOLS

Professional calculators for sports betting. No registration, no limits. The same tools OdinPicks uses internally to calculate EV, size stakes and analyze odds.

EXPECTED VALUE
EV Calculator
Calculate the Expected Value of any bet. Enter odds and estimated probability to see if the bet has positive mathematical edge. Formula: EV = (prob x odds) - 1.
EV% · EDGE · RECOMMENDATION
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KELLY CRITERION
Kelly Calculator
Determine the optimal size of each bet based on your edge. Compare Full Kelly, 1/2 Kelly and 1/4 Kelly. Includes 3% cap (OdinPicks method).
KELLY% · STAKE EUR · COMPARISON
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DECIMAL · FRACTIONAL · AMERICAN
Odds Converter
Convert odds between decimal, fractional and american formats instantly. Calculate implied probability and bookmaker margin. Common odds table.
3 FORMATS · MARGIN · NO-VIG
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BET SIZING TOOL
Bankroll Calculator
Enter your bankroll and risk level. Get recommended bet amounts for today's picks based on Kelly Criterion. Includes historical performance simulator.
KELLY SIZING · RISK LEVELS · SIMULATOR
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DE-VIG / TRUE ODDS
No-Vig Calculator
Remove the bookmaker margin from any odds to find true probability. Supports 2-way and 3-way markets. Proportional and Shin devig methods compared.
TRUE PROB · MARGIN · FAIR ODDS
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CLOSING LINE VALUE
CLV Calculator
Measure how much value you captured vs the closing line. Enter your entry odds and Pinnacle closing odds to see your CLV% and long-term edge estimate.
CLV% · EDGE · INTERPRETATION
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ACCUMULATOR EV
Parlay Calculator
Calculate the true Expected Value of any parlay/accumulator. See how vig compounds across legs and whether your multi-bet actually has positive EV.
COMBINED EV · VIG IMPACT · UP TO 6 LEGS
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WANT PICKS WITH POSITIVE EV?

OdinPicks uses these same tools (and much more) to select daily picks with mathematical edge. NBA and football. Public and verifiable track record.

Today's Picks →View Methodology →
OdinPicksODINPICKS
AI sports betting picks from a verified tipster. NBA and football. Closing line value tracked on every pick.
EST. 2026 · SHA-256 VERIFIED
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