Free poker tools built by players, for players.
HoldemInside was built by poker players who got tired of bloated, ad-covered poker sites that take 10 seconds to load a simple odds calculation. We believe poker tools should be fast, free, and focused on what matters — helping you make better decisions at the table.
Every tool on this site runs entirely in your browser. No server round-trips, no accounts, no data collection. When you use our poker odds calculator, the Monte Carlo simulation runs on your device in milliseconds. Your cards, your calculations, your privacy.
Every strategy article is based on established poker theory and mathematical principles. We reference pot odds formulas, equity calculations, and ICM models that have been used by professional players for decades. When we make a claim about hand strength or strategy, we back it with the math — and our calculators let you verify it yourself.
Questions, suggestions, or found a bug? Reach out at contact@holdeminside.com.