
Mope.io
surviv.io
starve.io
Diep.io
Vertix Online
Zombs Royale
Krunker.io
a game of defense against other players to see who can get the best armor and most gold.

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Which is more popular?
Based on our record, MooMoo.io seems to be more popular. It has been mentioned 149 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | moomoo.io | opalstack.com |
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What each product offers, as listed by its team.


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Share your experience with using MooMoo.io and Opalstack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Moomoo.io is game for coder not for the power of friendship LOL. Source: about 3 years ago
Moomoo.io is a great game. And im sad that it full of hackers and shit like this I started playing this game probably like 3-5 years ago I love this game but somethimes I just rage a group of 3-4 hackers comes and raids you base preety... Source: over 3 years ago
Don't say that about the developer. He works on many games and moomoo.io is not his priority. The developer truly cares about the game, He just does not have time to work on it. He has done some stuff for the game and has told me... Source: over 3 years ago
Tracking Opalstack since Sep 2023.
When comparing MooMoo.io and Opalstack, you can also consider the following products.

Start as a mouse, eat other players and climb the food chain in this Agar.io alternative.
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Diep.io is a multiplayer action game available for web browsers, Android, and iOS, created by Brazilian developer Matheus Valadares. Players control tanks and earn points by destroying shapes and killing other players in a 2D arena.
Compare Diep.io to MooMoo.io or Opalstack:
Multiplayer Team Based Arena Shooter.
Compare Vertix Online to MooMoo.io or Opalstack:

100 player 2D real-time massive multiplayer Battle Royale game in your browser, inspired by PUBG/Fortnite
Compare Zombs Royale to MooMoo.io or Opalstack: