For base builders: Zombs.io and YORG.io
Choose Zombs.io if you enjoy active base defense against zombie waves. Try YORG.io for supply-chain planning and production-dependent defensive strategy.
Not every .io title plays the same way. Here is a practical guide to strategy, shooting, arena and multiplayer games with links to their original publishers.

Read about the game here, then follow the publisher's own play link.

Defend a base through zombie waves.
Game guide →
Find loot and compete in 2D battle royale matches.
Game guide →
Build supply chains to support defenses.
Game guide →
Fast multiplayer FPS built around movement.
Game guide →
Quick browser shooting matches.
Game guide →
A multiplayer shooter with egg characters.
Game guide →
Top-down tank upgrades and arena survival.
Game guide →
Gather resources and construct defenses.
Game guide →
Grow in a competitive browser arena.
Game guide →
Guide a snake in a real-time arena.
Game guide →Choose Zombs.io if you enjoy active base defense against zombie waves. Try YORG.io for supply-chain planning and production-dependent defensive strategy.
ZombsRoyale.io is built around scavenging equipment, positioning and being the last remaining player rather than protecting a persistent base.
Krunker and Venge emphasize fast aiming and multiplayer combat; Diep.io takes a different top-down approach with tank upgrades and survival in an arena.
Agar.io and Slither.io are simple to learn, but positioning and anticipating opponents can remain challenging. They are good options when you prefer short, lightweight sessions.

Learn the resource and defense loop.
Read guide →
Plan a more compact, defendable base.
Read guide →
Common errors and better priorities.
Read guide →
Which survival style suits you best?
Read guide →
Build better decks and trade elixir.
Read guide →
Map positioning and team objectives.
Read guide →YORG.io is a close fit if your favorite part of Zombs.io is building a base and optimizing defenses.
Online game availability can change. Each listing links to the publisher, where the current status can be checked.