Sports Tools

Free sports and scoring calculators that run entirely in your browser — bowling score and handicap, baseball batting/pitching and FIP, passer rating, fantasy points, true shooting, Pythagorean wins, games behind, darts checkout, golf course handicap and Stableford, cricket stats and net run rate. No sign-up, nothing uploaded.

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Bowling Score Calculator

Enter a ten-pin game frame by frame (X strike, / spare, 0-9, - miss) and get the running and final USBC bowling score, including 10th-frame bonus balls.

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Batting Average, OBP, SLG & OPS Calculator

Turn a hitter's box-score line into batting average, on-base percentage, slugging, OPS, total bases and ISO, shown to three decimals baseball-style.

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ERA, WHIP & K/9 Calculator

Compute a pitcher's ERA, WHIP, K/9, BB/9, H/9, HR/9 and K/BB from innings pitched (in baseball thirds notation) and counting totals.

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FIP Calculator (Fielding Independent Pitching)

Compute a pitcher's FIP, the ERA-scale sabermetric that strips out defense and luck, from HR, BB, HBP, K and innings, with an editable league constant.

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QB Passer Rating Calculator (NFL & NCAA)

Compute quarterback passer rating with the NFL capped formula (max 158.3) or the NCAA college formula from completions, attempts, yards, TDs and interceptions.

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Fantasy Football Points Calculator

Convert a player's stat line into fantasy points under Standard, Half-PPR or Full-PPR scoring, with every point value editable for custom leagues.

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True Shooting %, eFG% & Usage Calculator

Compute basketball True Shooting % and effective field goal % from a player's box score, plus usage rate when you add the team's shot and turnover totals.

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Win Percentage Calculator

Compute a team's win percentage from wins, losses and ties, and find the wins needed to reach a target win% plus the best- and worst-case final records.

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Pythagorean Expected Wins Calculator

Estimate a team's expected win% and record from points/runs scored vs allowed using Pythagorean expectation, with MLB, NBA and NFL presets.

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Games Behind & Magic Number Calculator

Compute games behind the division leader and the magic/elimination number to clinch or be eliminated, from each team's win–loss record.

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Darts Checkout Calculator (501/301)

Enter a remaining darts score and get a suggested double-out checkout route, the darts needed, and a flag for impossible bogey finishes.

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Golf Course Handicap Calculator (WHS)

Convert a World Handicap System Handicap Index into a Course Handicap and Playing Handicap for a specific tee's slope, rating and par.

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Stableford Points Calculator (Golf)

Turn hole-by-hole gross scores versus par into Stableford points and a round total, with net scoring and a Modified Stableford preset.

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Bowling League Handicap Calculator

Compute a bowler's league handicap and handicap series from their average using the standard basis-minus-average times percentage method.

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Cricket Batting & Bowling Stats Calculator

Compute cricket batting average and strike rate, or bowling economy, average and strike rate from overs in 6-ball notation, runs and wickets.

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Net Run Rate Calculator (Cricket)

Compute a team's Net Run Rate from runs and overs for and against, with the all-out rule that counts the full allotted overs.

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