Games like Popup Dungeon
Games like Popup Dungeon include For The King, Darkest Dungeon®, Into the Breach, The Last Spell, and Darkest Dungeon® II. We matched them by the tags players give Popup Dungeon on Steam (RPG, Strategy, Indie, Dungeon Crawler, and Turn-Based): closest matches first, and among equally close ones the better-known games.

For The King
Shared: RPG · Strategy · Turn-Based

Darkest Dungeon®
Shared: Dungeon Crawler · RPG · Roguelike

Into the Breach
Shared: Strategy · Indie · Roguelike

The Last Spell
Shared: Strategy · RPG · Turn-Based Strategy

Darkest Dungeon® II
Shared: Dungeon Crawler · Turn-Based Tactics · Roguelike

Fell Seal: Arbiter's Mark
Shared: RPG · Strategy · Indie

Slay the Spire
Shared: Strategy · Roguelike · Turn-Based

The Dungeon Of Naheulbeuk: The Amulet Of Chaos
Shared: RPG · Strategy · Turn-Based

Stoneshard
Shared: RPG · Strategy · Roguelike

Crown Trick
Shared: RPG · Roguelike · Dungeon Crawler

The Banner Saga 3
Shared: RPG · Strategy · Indie

The Banner Saga
Shared: RPG · Turn-Based · Strategy

Blackguards
Shared: RPG · Strategy · Turn-Based

Battle Brothers
Shared: RPG · Strategy · Turn-Based Tactics

Iratus: Lord of the Dead
Shared: RPG · Strategy · Indie

For The King II
Shared: RPG · Strategy · Roguelike

Warhammer 40,000: Mechanicus
Shared: Strategy · Turn-Based · Turn-Based Tactics

Shadowrun Returns
Shared: RPG · Turn-Based · Indie

Banner of the Maid
Shared: Strategy · RPG · Indie

Wildermyth
Shared: Turn-Based Tactics · RPG · Tactical RPG

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based · Turn-Based Tactics

MENACE
Shared: RPG · Strategy · Turn-Based Tactics

The Banner Saga 2
Shared: RPG · Strategy · Indie

Renowned Explorers: International Society
Shared: Strategy · RPG · Indie