Dice Probabilities Calculator

Build any dice pool. Get instant probabilities. Make smarter decisions at the table. Dice Probabilities is a fast, elegant calculator for board gamers and game designers. Mix and match dice types — 2d6, 1d10, 3d8, whatever your game needs — set a target number, and instantly see the exact probability of hitting it. FEATURES - Mixed dice pools: combine d4, d6, d8, d10, d12, and d20 in any combination - Three comparison modes: Exactly, At Least, or At Most your target - Instant results with percentage, simplified fraction, and plain-English description - Save your favourite dice pools to the library for quick access - Clean visual display with animated probability chart - Light and dark mode support - No ads. No account required. No internet needed. PERFECT FOR - Board gamers settling odds debates mid-game - RPG players weighing risky rolls - Game designers balancing mechanics - Maths students exploring probability - Anyone who's ever wondered "what are my chances?" The probability engine uses exact convolution — no simulation, no approximation. Every result is mathematically precise.