Quests are in-game achievements in Goat Simulator awarded for doing tricks or completing special objectives. They can be viewed by pressing Esc. One quest can be displayed on the HUD at a time.

Some quests overlap with Steam achievements, but not all.

GoatVille and Goat City Bay quests are all available at the start of the game. For a list of quests from those two maps, see Goat City Bay or GoatVille Quests.

Goat MMO Simulator quests are presented in the style of an MMO game. You must talk to specific NPCs to initiate quests, and some quests have multiple segments or give a item on completion. For a list of quests from Goat MMO Simulator, see MMO Quests.

There are 2 kinds of quests in GoatZ. There are normal ones, which you can complete whenever you want, and after outbreak only quests. One of these will be randomly chosen and the timer will start. If the player completes the quest before the time is up, they will recieve health and/or food. For a list of quests from GoatZ, see GoatZ Quests

In Goat Simulator: Waste of Space, quests are renamed to missions. Missions function the exact same as basic quests. For a list of missions in Waste of Space, see Waste of Space Missions

In Goat Simulator: PAYDAY, quests have been replaced by Pranks. Pranks involve doing certain tasks. Pranks can be located using BAAA Machines.