Games like The 11th Hour
Games like The 11th Hour include The Room 4: Old Sins, The Room, The Curse of Monkey Island, I Have No Mouth, and I Must Scream, and Riven (1997). We matched them by the tags players give The 11th Hour on Steam (Adventure, Point & Click, FMV, Horror, and Puzzle): closest matches first, and among equally close ones the better-known games.

The Room 4: Old Sins
Shared: Point & Click · Adventure · Puzzle

The Room
Shared: Point & Click · Puzzle · Adventure

The Curse of Monkey Island
Shared: Point & Click · Adventure · 1990's

I Have No Mouth, and I Must Scream
Shared: Adventure · Point & Click · Horror

Riven (1997)
Shared: Adventure · Point & Click · Puzzle

Amanda the Adventurer
Shared: Horror · Puzzle · 1990's

Poppy Playtime
Shared: Horror · Puzzle · Singleplayer

The Room Two
Shared: Point & Click · Puzzle · Adventure

Endacopia
Shared: Adventure · Point & Click · Horror

Harvester
Shared: Point & Click · Horror · Adventure

Day of the Tentacle Remastered
Shared: Adventure · Point & Click · Classic

Grim Fandango Remastered
Shared: Adventure · Point & Click · Classic

Myst: Masterpiece Edition
Shared: Adventure · Point & Click · Puzzle

The Secret of Monkey Island: Special Edition
Shared: Adventure · Point & Click · Classic

Chants of Sennaar
Shared: Adventure · Puzzle · Point & Click

Fran Bow
Shared: Point & Click · Adventure · Horror

Stray
Shared: Adventure · Puzzle · Singleplayer

Sanitarium
Shared: Point & Click · Adventure · Horror

The Room Three
Shared: Adventure · Point & Click · Puzzle

The Dark Eye: Memoria
Shared: Adventure · Point & Click · Puzzle

Amanda the Adventurer 2
Shared: Adventure · Point & Click · Puzzle

Little Nightmares II
Shared: Adventure · Horror · Puzzle

Monkey Island™ 2 Special Edition: LeChuck’s Revenge™
Shared: Adventure · Point & Click · Classic

The Forest
Shared: Horror · Adventure · First-Person