Free browser Minesweeper with classic and custom boards, a safe first click, and logic-verified no-guess mode. Learn through interactive lessons and pattern exercises, or use a solver that explains its deductions. Desktop and mobile; no download or account required.

A clean, free online Sudoku for beginners and experts alike. Unlimited puzzles with four difficulty levels, smart notes, hints and instant mistake checking. No download, no registration - just open and play. Part of iQiQGame, a growing library of free browser puzzles and brain games.

Brisk is a free daily puzzle game in the browser. Everyone gets the same six questions at midnight UTC, covering maths, words and number patterns; correct answers rank first, then time, and explanations appear afterwards. There are also 14 puzzle games with daily and unlimited play. No sign-up needed.

Merge pond creatures, build your run, and unlock new creatures, upgrades, power-ups, quests, achievements, and skins. Puddlebounce is a free casual browser game playable on desktop and mobile.

PCB Defense is a fast, circuit-board-themed roguelike tower defense built for one more run. Plant turrets on glowing pads, upgrade them tier by tier, chain kills into escalating combo multipliers, and keep the core's energy grid alive while the swarm gets smarter every level.

Play FreeCell online for free with unlimited games, undo, hints and no signup. Try the Daily Challenge, replay classic Microsoft numbered deals, tackle rescue puzzles, and explore deal difficulty rankings—all instantly in your browser.

Free HTML5 oddly-satisfying extraction clinic. Play in the browser: Clinic, Zen, Gallery, and Challenges. Relaxing casual simulation, still in development (AI-assisted).

Build your Hold, recruit heroes and explore the Reach in this persistent multiplayer fantasy strategy game. Train armies, research Lore and join a Banner to help allies. Construction and journeys continue while you are away. Free to play on our website, with optional Crown purchases. No download required.

A brutal grid puzzle where every move changes the board—and you don't choose your color. Draw red or blue, place your tile, and flip opposing tiles directly beside it. Adapt to what you're given, manage the board, and own the majority when the game ends. 9-level free demo.

Test your sense of scale in **Scale It** — a visual guessing game where you place things at the size you think they should be. Estimate the scale of animals, objects, landmarks, planets and more, then see how close you were to the real answer. The closer your estimate, the better your score. Some are obvious. Others are much harder than they

Test your sense of scale in Which Is Bigger? — a quick visual game where you choose which of two things is larger. From animals and landmarks to planets, vehicles and microscopic objects, each round challenges your intuition about the size of the world around you.

Checkerso is a free, ad-free checkers and draughts game that runs in the browser and installs as a PWA. Works offline, no sign-up. Play American, 10×10 International, Pool, Anti, Italian, Brazilian, Spanish, Russian, Turkish, German, French and Dutch rules vs the computer at 3 strengths, with undo, hints and a daily puzzle. No online multiplayer.

Free browser logic puzzles: Sudoku, Futoshiki, Killer Sudoku, Binary, and more. Play instantly — no download, no account required.

Free mystery-object guessing game: identify genuine archive objects, get scored on accuracy, and play daily challenges with streaks and leaderboards. No signup, no ads.

Fjordfall is a free downhill skateboarding game that runs in the browser. You ride downhill through a Norway inspired by two trips I took there and look around at your own pace. It's an early hobby project I make with my kids, and it still needs work. Much of the code and many of the assets were made with AI.

Daily Five is a free shared five-letter word game: solve one new puzzle each day in six guesses, with unlimited practice on FiveLetterWords.io. Independent project; not affiliated with The New York Times or Wordle.

Free browser flags quiz. Guess country flags, learn geography, play solo or 1v1. No download.

A daily logic game based on Euler diagrams. Work out how different categories relate, then build the correct diagram step by step.