Pick by what your three actually want
A hard game to beat together. Elden Ring Nightreign, then Helldivers 2 on a higher difficulty. Both need voice chat and a group that enjoys losing on the way to winning.
Something free tonight. Apex Legends. Three-player squads, full crossplay, no purchase. Fortnite also works, though its squads are four.
A reliable weekly session. Deep Rock Galactic. Scales properly to three, asks nothing between sessions, and discounts often.
Chaos and laughing.Overcooked, Human: Fall Flat, or Shredder's Revenge. All three are cheap, all three take three players without complaint, and none of them require any skill to enjoy.
One long shared campaign. Monster Hunter Wilds or Borderlands 3. Both take four, both are fine with three, and both give everyone a character that gets stronger over months - see our co-op RPG page.
Same room, three people, one console
If all three of you are on the same sofa, the maths changes: you need a game with three-player localsupport, and there are fewer than you would think. Overcooked and Shredder's Revenge both do it. Sackboy handles two to four locally on PlayStation. Mario Kart and Mario Party seat four on a Switch and are perfectly happy with three, so a trio is never short-changed there - our couch co-op page has the full local list.
Watch the controller count. Three players means three controllers, and one Switch or PS5 ships with one. That is a real cost people forget when they buy a local multiplayer game for a group.
Difficulty scaling: what actually happens with three
In most four-player co-op games, enemy health and count scale with the party, so three players do not simply face 33% more work each. What does not scale is coverage. Deep Rock Galactic has four classes because four jobs need doing; with three, one job goes part-time. Helldivers 2 expects four sets of stratagems covering four roles; with three, you carry less firepower into the same objectives.
The practical advice is to drop one difficulty tier from whatever your group would pick with four. That single adjustment turns most "this feels unfair with three" complaints into a normal, winnable evening.
When the third person is the newcomer
A very common trio is two regulars plus one friend who does not usually play. In that case ignore everything above about difficulty and pick from the friendliest end: Fall Guys, Human: Fall Flat, Overcooked, or Shredder's Revenge, all of which someone can join with no explanation. Our games for friends who don't play games guide is built for exactly this situation, and how to host a game night covers the running order that keeps a new player involved.
Crossplay for a trio
Three people are more likely to be on three different systems than two people are, so check crossplay before anything else. Apex Legends, Fortnite, Overcooked! All You Can Eat, Human: Fall Flat, and Monster Hunter Wilds all bridge platforms. Elden Ring Nightreign, Borderlands 3, Sackboy, and Shredder's Revenge do not. Deep Rock Galactic bridges PC and Xbox but keeps PlayStation separate. The badges on every pick above say which is which, and the crossplay hub filters the whole site that way.
The short version
If your three are on the same platform and want a challenge, buy Elden Ring Nightreign. If you are split across platforms, play Apex Legends tonight for free and buy Deep Rock Galactic or Overcooked when you want something premium. If one of you barely plays games, start with Human: Fall Flat and nobody will feel out of place.