Sports Calculators and Tournament Tools

Archery Score Sheet Score a World Archery round arrow by arrow: X, 10 to 1 and misses, with each end highest first, the running total and the Xs and 10s for a tie.

Badminton Score Counter Count a badminton match rally by rally: games to 21, a two-point lead at 20-all, a 30-point cap and best of three games, under BWF Laws. Nothing is stored.

Balanced Team Generator Split a list of players into balanced teams. Give each player a skill number, choose the number of teams or the team size, and get teams with close totals.

Barbell Plate Calculator Enter the weight you want on the bar. Get plates per side, the nearest weight if plates cannot make it exactly, a drawing and the IPF colour of each disc.

Baseball Stats Calculator Work out batting average, on-base, slugging and OPS, and pitching ERA, WHIP, K/9 and BB/9, from the counting stats, with innings typed as 6.1 or 6.2 thirds.

Basketball Shooting Efficiency Calculator Work out a basketball player's effective field goal % and true shooting % from points, field goals, threes and free throws, with each step shown.

Bicycle Power Calculator Power for a road speed, or speed for a power, from rolling resistance, air drag (CdA), gradient, mass and drivetrain loss, with a table by gradient.

Bike Gear Calculator Enter the front and rear sprocket teeth, the wheel diameter and your cadence to get the gear inches, the distance per crank turn and your speed, with each step.

Bowling Score Calculator Score a bowling game from its rolls, X for a strike, / for a spare and - for a miss, frame by frame, with running totals and the highest possible score.

Caffeine Calculator List your coffee, tea, cola and energy drinks. See the caffeine in mg, mg per kg of bodyweight, the EFSA 2015 limits and how much is left by each hour.

Carb Loading Calculator Get the daily carbohydrate for the 36 to 48 hours before your event, at 10 to 12 g per kg of body mass, and the grams per hour to take during it.

Climbing Grade Converter Convert a rope grade (YDS, French, UIAA, British E or Ewbank) or a boulder V-grade to the other systems, from the full comparison table, with the ranges kept.

Creatine Dosage Calculator Enter your bodyweight for the creatine loading dose (0.3 g per kg a day for 5 to 7 days) and the maintenance dose from the ISSN position stand on creatine.

Darts Checkout Calculator Every way to finish a darts leg from 2 to 170 with up to three darts, the last on a double or the bull, with the bogey numbers that cannot be checked out.

Darts Scorer Score a 301 or 501 darts match by the WDF rules: visits of three darts, busts, a double finish, and the checkout for the score left, all in your browser.

Elo Rating Calculator Calculate the expected score and the new Elo rating of two players after one game, with the K factor you choose, and the rating change over a whole tournament.

FFMI Calculator Enter your weight, height and body fat. Get your fat-free mass, FFMI and the normalized FFMI of Kouri et al. (1995), with the working shown.

FIFA Ranking Points Calculator See how many FIFA World Ranking points a national team gains or loses after one match, with the expected result and every step of the SUM formula.

Football Lineup Builder Put eleven players into a formation to get a printable lineup with shirt numbers and positions for 4-4-2, 4-3-3, 3-5-2 or 4-2-3-1. Substitutes are listed.

Football Tactics Board Set two teams on a football pitch drawn to scale. Drag the numbered players, choose 4-4-2, 4-3-3, 3-5-2 or 4-2-3-1, and download the board as a PNG image.

Golf Handicap Calculator Type your recent rounds and get each score differential, your Handicap Index from the best of 20 rounds and the course handicap, with the working shown.

GPX Viewer Open a GPX track in your browser for its distance, time, climb and descent, and an elevation profile. The file stays on your device.

Group Stage Draw Simulator Simulate a group stage draw from pots: one team from each pot in every group, and no two teams from one country in a group. Impossible draws are reported.

Heart Rate Zone Calculator Estimate your maximum heart rate from your age, then see the beats per minute at 50 to 90 percent intensity by the Karvonen method or as a percent of maximum.

Heat-Adjusted Running Pace Calculator Find how much heat and humidity will slow your run. Enter the air temperature, dew point and planned pace to get the slower pace range for the day.

Hiking Time Calculator (Naismith and Tobler) Estimate how long a hike takes from its distance, climb and descent, with Naismith's rule, Langmuir's descent correction and Tobler's hiking function.

K/D Ratio and KDA Calculator Work out your K/D and KDA ratios from kills, deaths and assists, and see how many more kills you need to reach a target K/D if you do not die again.

League Table Calculator Build a league table from match results typed as Home 2-1 Away. Set the points for a win, a draw and a loss, then choose the tie-break order for the standings.

Magic Number Calculator Work out a team's magic number from the games in the season, its wins and its nearest rival's losses, and see how many more results clinch the place.

Marathon Time Predictor Predict 5K, 10K, half marathon and marathon times from one race with Riegel's formula. See the pace per km and why short races predict marathons too fast.

Match Length and End Time Calculator See how long a football, basketball, rugby, handball or American football match lasts under its rules, with breaks, and when it ends from your start.

Net Run Rate Calculator Work out a cricket team's net run rate from the runs and overs of each match, with overs written as in cricket and the all-out rule applied.

Official Ball Size Chart Official ball size, circumference and weight for football, basketball, volleyball and handball, by age group and category, with the rule each figure comes from.

One-Rep Max Calculator Enter a weight and reps. Get your one-rep max from six formulas (Epley, Brzycki, Lombardi, Mayhew, O'Conner, Wathan), their average and a percentage chart.

Penalty Shootout Tracker Track a penalty shootout between two teams. Record each kick as a goal or a miss, and the page stops when one team cannot catch up, as the Laws of the Game say.

Per 90 Minutes Calculator Turn any football total into a rate per 90 minutes. Enter the minutes played and each stat, and compare players who have had different amounts of playing time.

Playing Time Calculator Work out the average minutes each squad member plays, from match length, players on the field and squad size, with the working shown.

Prize Pool Distribution Calculator Split a tournament prize pool between places using a preset or your own percentages, with each amount rounded to cents and the rest going to first place.

Required Run Rate Calculator Work out the runs a cricket chase still needs per over and per ball, from the first innings total, the runs scored and the overs bowled in cricket notation.

Round-Robin Fixture Generator Make a round-robin fixture list from your teams. Each team meets every other once or twice, with balanced home and away matches and a bye for odd numbers.

Running Pace Calculator Work out your running pace per km and per mile, your finish time or the distance. Get speed in km/h and mph and a split table with even or negative splits.

Snooker Scoreboard Score a snooker frame by the WPBSA rules: each red, colour, foul and miss, with the points left on the table and the snookers the trailing player needs.

Sports Field Dimensions Official playing dimensions for football, basketball, volleyball, handball, American football, rugby and baseball, with the rule for each figure and area.

Sports Scoreboard A full-screen scoreboard for two teams: change the scores with buttons or keys, count the clock up or down, and move through the periods. Nothing is stored.

Steps to Kilometres Calculator Turn your steps into kilometres or miles with your own step length, or turn a distance into steps. See a table of common step counts with their distances.

Swim Pace and CSS Calculator Work out your swim pace per 100 m or 100 yd from any distance and time. Add your 400 m and 200 m times for critical swim speed, training paces and splits.

Swiss System Pairing Generator Next-round pairings for a Swiss tournament: players are paired by points, with no rematches and colours balanced if possible. A bye shows for odd numbers.

SWOLF Calculator Work out SWOLF for each length (seconds plus strokes), the average strokes and the pace per 100 m or yd from a set of lengths of a swim.

Team Name Generator Generate team names for football, basketball, volleyball or handball from colour, place or spirit words, as a list to copy or download. No name repeats.

Tennis Score Tracker Score a tennis match point by point: Love, 15, 30, 40, deuce and advantage, games, sets and the tie-break, under the ITF rules. Nothing is stored.

Tournament Bracket Generator Draw a single-elimination bracket for 2 to 64 teams, seeded as listed or at random. Byes go to the top seeds, and a click on a name moves it through the rounds.

Treadmill Pace and Incline Calculator Turn a treadmill speed and incline into pace per kilometre and mile, the outdoor flat-road pace of the same effort, and the oxygen cost and METs.

Triathlon Split Time Calculator Predict your triathlon finish time from swim pace, bike speed and run pace. Choose sprint, Olympic, 70.3 or 140.6 and see every split with its elapsed time.

VO2max Calculator Estimate your VO2max in ml/kg/min from a Cooper 12-minute run, a 1.5-mile run, a Rockport one-mile walk or your heart rates, with the working shown.

Volleyball Hitting Percentage Calculator Work out a volleyball hitting percentage from kills, attack errors and total attacks, as statistics sheets do. The steps of the calculation are shown too.

Watts per Kilogram (W/kg) Calculator Divide your FTP by your body weight to get watts per kilogram, from a known FTP or a 20-minute test, with the seven power zones in watts.

Weight Class Finder Enter your weight and pick a sport. Find your weight class and upper limit in kg and lb for pro and Olympic boxing, MMA, wrestling, judo and taekwondo.

Wilks and IPF GL Strength Score Compare powerlifters of different weights. Enter bodyweight, sex, lift and total for Wilks (1994), Wilks2 (2020) and IPF GL points, with sources shown.

Win Rate Calculator with Target Work out a team's win rate from its wins, draws and losses, and see how many wins in a row it needs to reach the win percentage it is aiming for.

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