Games like Love Letter
Games like Love Letter include UNO, Tabletop Simulator, Rento Fortune: Online Dice Board Game (大富翁), Richman10, and Talisman: Digital Classic Edition. We matched them by the tags players give Love Letter on Steam (Strategy, Card Game, Board Game, Multiplayer, and Casual): closest matches first, and among equally close ones the better-known games.

UNO
Shared: Card Game · Multiplayer · Board Game

Tabletop Simulator
Shared: Board Game · Tabletop · Multiplayer

Rento Fortune: Online Dice Board Game (大富翁)
Shared: Strategy · Board Game · Casual

Richman10
Shared: Strategy · Multiplayer · Casual

Talisman: Digital Classic Edition
Shared: Strategy · Board Game · Multiplayer

Gremlins, Inc.
Shared: Board Game · Card Game · Strategy

100% Orange Juice
Shared: Board Game · Strategy · Multiplayer

THE GAME OF LIFE 2
Shared: Board Game · Multiplayer · Card Game

Wingspan
Shared: Card Game · Board Game · Strategy

Splendor
Shared: Strategy · Board Game · Card Game

THE GAME OF LIFE
Shared: Board Game · Multiplayer · Casual

Through the Ages
Shared: Strategy · Board Game · Card Game

Bogos Binted?
Shared: Strategy · Multiplayer · Casual

Carcassonne - Tiles and Tactics
Shared: Strategy · Board Game · Multiplayer

GWENT: The Witcher Card Game
Shared: Card Game · Strategy · Multiplayer

Bloons TD 6
Shared: Strategy · Multiplayer · Casual

Liars Bar
Shared: Multiplayer · Casual · Tabletop

Slay the Spire 2
Shared: Card Game · Strategy · Multiplayer

Root
Shared: Strategy · Board Game · Tabletop

Exploding Kittens® 2
Shared: Card Game · Multiplayer · Board Game

Just Go
Shared: Strategy · Casual · Board Game

Ticket to Ride®
Shared: Strategy · Board Game · Card Game