Gaming

Gaming Calculators

DPS, K/D ratios, XP progress, loot-drop odds, and dice rolls.

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15 tools

Betting Odds Converter

Betting odds converter: American, decimal, and fractional odds with implied probability.

Chess Elo calculator: expected score and new rating after a game using the standard Elo formula.

DPS calculator: damage per second from average hit damage and attack rate.

FPS sensitivity converter: convert mouse sensitivity between games and calculate eDPI and cm/360.

Gacha pity calculator: honest odds of pulling the featured item within N pulls.

KD ratio calculator: kill/death ratio from kills, deaths, and matches played.

Kelly criterion calculator: optimal bet size from win probability and decimal odds.

Loot box expected value calculator: what a box is really worth from drop odds and item values.

Loot drop probability calculator: chance of at least one drop after N attempts at a given drop rate.

Lottery odds calculator: jackpot odds for any 5+1 or 6-number game.

Parlay odds calculator: combined odds and implied probability for multi-leg bets.

Raffle odds calculator: win probability from tickets you hold vs total sold.

Win streak probability calculator: odds of winning N games in a row.

XP level calculator: total XP needed and progress percentage toward the next level.

XP-to-level calculator: experience needed for the next level on linear or quadratic curves.