Use arrow keys / WASD on desktop, or the on-screen pad on mobile. Eat the orbs, don't hit yourself.
Neon Snake is a free browser version of one of the oldest and most enduring video game concepts around: guide a constantly-moving snake around a grid, eat glowing orbs to grow longer, and avoid crashing into your own body or the edge of the arena. It's rendered with a glowing neon-arcade look on an HTML5 canvas, runs entirely in the browser with nothing to install, and plays equally well with a keyboard or with on-screen touch controls.
Desktop: steer with the arrow keys or WASD — the snake turns instantly in the direction you press, and it can't reverse straight into itself, so pressing the opposite direction of your current heading is simply ignored. Mobile: use the on-screen directional pad below the play field, or swipe on the canvas itself in the direction you want to go. The snake moves continuously on its own at a steady pace; your only control is which direction it turns at each step. Press Start Game on the opening screen to begin, and the run ends the instant the snake's head touches its own body or the wall around the arena.
Each glowing orb you eat adds one segment to the snake's length and one point to your score, so your score and your snake's length always move together — the longer you survive, the bigger and more dangerous your own body becomes to navigate around. A new orb spawns in a random open cell as soon as the previous one is eaten, so there's no downtime between pickups and no way to stall; every second of play is spent either closing in on the next orb or maneuvering to avoid the walls you've built out of your own tail. Your best score is saved locally on your device, so the game-over screen always shows you exactly what you're trying to beat on your next attempt.
Early in a run, when the snake is short, it's tempting to beeline straight for every orb — that's fine, but it's worth starting to think about the shape you're tracing across the grid even then, since the habits you build early carry over once the board gets crowded. As your snake grows, favor routes that hug the outer edges or trace wide, open loops rather than cutting diagonally across the middle of the arena, since a long body coiled loosely around the edges leaves far more safe space to maneuver in than one tangled through the center. Try to always have an escape route in mind — a direction you could turn that doesn't immediately trap you against your own tail or the wall — rather than committing to the shortest path to the next orb if that path closes off your options. Late in a long run, slowing your mental pace rather than your reflexes helps: think one or two turns ahead instead of reacting only to the very next cell, since a snake that's grown long enough can box itself in several moves before the collision actually happens.
Snake is one of the most widely cloned game concepts in computing history, going back to arcade and early mobile phone versions long before browser games existed, and it has stuck around because the rules are learnable in seconds while the skill ceiling — planning routes several moves ahead on a board you're actively filling up with your own obstacles — keeps rewarding practice indefinitely. Neon Snake keeps that exact core loop intact and simply wraps it in a modern glowing visual style and touch-friendly controls, so it plays just as well as a two-minute break on a phone as it does as a longer high-score chase at a desktop keyboard.
The on-screen directional pad only appears when it's needed, so desktop players get a clean, uncluttered arena while touch players get large, easy-to-hit buttons positioned exactly where a thumb naturally rests. The canvas automatically fits itself to the available space so the game looks sharp whether you're on a small phone screen or a wide desktop monitor, and there's no separate mobile version to load — the same page adapts to whatever device opens it. Because nothing needs to be installed and no account is required, you can close the tab mid-session and pick it back up later with your best score exactly where you left it, saved locally in your browser.