Idle Online Universe

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Party with other players to defeat giant monsters!
Fishing, wood cutting, mining, expeditions - mini-games out the wazoo!
Train and level up your own minion pets!
Upgrades. So many upgrades.
Feb 7, 2017


Battle Monsters with friends, become the top guild, perform woodcutting, space expeditions and plenty more in this ever growing first of its kind Online Idle MMORPG


Explained in-game

Recent Edits

  • Console Thumbnail
    The console is an area in IOU where the player can enter commands to be executed. Some commands...
  • Guild Thumbnail
    Guilds are groups of players arranged to facilitate the contact between them and help the...
  • Pet Arena Thumbnail
    Pet Arena
    The Pet Arena is a place to have your pets fight Monsters to gain Pet Points, Pet Food, and...
  • Codes Thumbnail
    Codes were often randomly generated alphanumeric strings of 30 characters, but now they are...
  • Woodcutting Upgrades Thumbnail
    Woodcutting Upgrades
    Woodcutting Upgrades can be bought with Wood or AP, and affect several aspects of Woodcutting.

Popular Articles

  • V0.80e-c
    v0.80c eta - Jul 4, 2016 -ADD: Level display on Energy Event research upgrades -ADD: Ability to...
  • Infinite World Challenge
    The Infinite World Challenge is the first and only Series Challenge. The challenge has an...
  • Energy
    Energy, or NRG, determines how many times you can cut trees and mine stone blocks. Mining and...
  • V0.86c
    v0.86c - Oct 24, 2016 -ADD: Event - New'Easy Heal' button for healing all characters HP/ MP with...
  • V0.83
    v0.83 - Aug 17, 2016 -ADD: New Lineage System! (Check Character Window) -ADD: New Challenge...
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