The best free alternative to Hordes.io is Agar.io. If that doesn't suit you, our users have ranked more than 50 alternatives to Hordes.io and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Hordes.io are Slither.io (Freemium), Runescape (Freemium), Neverwinter (Freemium) and Diep.io (Free).
"Slay.one" is a free multiplayer top-down shooter which you can play directly in your browser - no install required! Features the game modes Deathmatch, Team Deathmatch, Ranked, Zombie Deathmatch, & Capture the Flag!
Welcome to Metin2, Oriental Action MMORPG! Step into an eastern fantasy world with picturesque towns and impressive landscapes. Dangerous battles await you! Become a master of martial arts and protect the country from the dark influence of the Metin stones.
Agma.io is an online MMO game where cells eat cells to grow larger and dominate the map. Agma has a wide variety of features and new gamemodes, like battle royale, infection, zombie vs human, powerups and items, shop and minions, skins, wears, & more.