IO games like Agar.io — and how Vampire Feast differs
By the Vampire Feast team at Orivexsystems · Updated
.io games are free browser multiplayer games you join instantly with no download and no account — Agar.io started the genre in 2015 and Slither.io took it mainstream. Vampire Feast sits in that lineage: you eat to grow and bigger beats smaller. What it adds is a progression ladder, real abilities, and an endgame the whole server plays against.
Free in your browser · no download · desktop & mobile
What every .io game shares
- Instant play in a browser — no download, no install, no account.
- One shared arena, dozens of players, a leaderboard.
- A simple growth rule you understand in ten seconds.
- Permadeath per run: die and you start again, which keeps rounds short and stakes high.
How Vampire Feast compares
| Agar.io | Slither.io | Vampire Feast | |
|---|---|---|---|
| Growth | Eat pellets and smaller cells | Eat orbs and crashed snakes | Drink essence, mortals and rival vampires |
| Progression | Size only | Length only | 10 forms, each with a new power |
| Abilities | Split, eject | Boost | A signature power per form, plus Shadow Pounce |
| PvE | Viruses | None | The Holy Order — waves, bosses, a war with an outcome |
| Endgame | Top the board | Top the board | Crimson King, the Archangel duel, Dracul |
| Teamplay | Informal | Informal | Covens with party codes and mass-feeding |
Which should you play?
Play Agar.io for the purest form of the idea — nothing but size, splitting and nerve. Play Slither.io if you prefer a game about lines and cutting people off rather than raw mass. Play Vampire Feast if you have played both and wished a run could build to something: an evolution ladder with real abilities, a PvE faction that fights back, and a crown that turns one player into the whole server's problem.
It is free, it runs on a phone, and a round takes minutes. Enter the night and try it.
Is Vampire Feast an .io game?
Yes — it is a real-time multiplayer browser game in the Agar.io lineage, playable instantly with no download. It is also on the heavier end of the genre: a run has stages, and the arena has a story running underneath it. See how to play for the two-minute version.
Frequently asked questions
What are .io games?
.io games are free browser-based multiplayer games you can join instantly with no download or account. The genre is named after the .io domain used by Agar.io, which popularised it in 2015.
Is Vampire Feast like Agar.io?
It shares Agar.io's core rule — eat to grow, bigger beats smaller — but adds ten evolution forms with distinct abilities, a Shadow Pounce dive, an AI Holy Order faction, and a Crimson King endgame the whole server plays against.
Can I play Vampire Feast on mobile?
Yes. Vampire Feast runs in a mobile browser with on-screen thumb controls, and mobile and desktop players share the same arenas.
Join a live arena in seconds.