IO and Multiplayer Browser Games – Page 3

Formerly Surviv.io — 2D battle royale still going strong and free.

3D browser shooter with vehicles, helicopters and large open maps.

Enhanced Agar.io with power-ups, virus mechanics and extra game modes.

Underwater stab-fest; impale fish before they impale you.

Worm arena with special abilities, hazards and a real-time leaderboard.

Post-apocalyptic survival .io with crafting, building and raiding.

Browser-based social deduction MMO — work together or betray your crew.

Tame animals, build a base and fend off other players in a survival world.

Create and play custom multiplayer browser games with a built-in editor.

Top-down shooter with fast movement, weapon drops and global ranked play.

Evolve your creature through the food chain by eating and surviving.

Control a growing train, collect passengers and ram into rival trains.

Eat food, grow gigantic, then swallow smaller players whole.

Build walls and battle — browser Fortnite-inspired battle royale.

Competitive online Tetris with matchmaking, replays and ranking system.

Ultra-competitive Tetris multiplayer with bots, custom modes and live sprints.

Micro-organism battle arena — absorb nutrients to grow and devour rivals.

Underwater territory grab — Paper.io meets the ocean floor.

Ninja-themed arena brawler with wall-jumping and tight melee combat.

Be the shark or flee the shark in this asymmetric ocean multiplayer.

Overhead battle royale with simple controls and a shrinking play zone.

Ultra-minimalist 2D physics football with keyboard controls. Legendary.

Capture hexagonal tiles, connect to your base, and outlast opponents.

Collect cubes and throw them at rivals to knock them off the platform.

Merge 2048 tiles as a 3D cube. Roll into same-numbered cubes to grow.

Side-scrolling ninja action arena — throw stars, plant bombs, respawn fast.

Electric arena brawler — zap rivals with your current before they zap you.

Build a city and compete with other players for the biggest skyline.

Eat fish smaller than you, avoid bigger ones. Classic browser multiplayer.

Play the bluffing card game Coup free online with friends or strangers.