Single-player games like Castlebound
Below are 13 single-player Steam games similar to Castlebound, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Castlebound page.
Ranked picks
- 1
HEXED DELTA
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
You are a triangle. The world scrolls. Don't fall behind. HEXED DELTA is a fast-paced infinite platformer where everything - the player, the platforms, the enemies, the effects - are made from raw geometric shapes. No sprites. No textures. Just polygons, lines, and math.
- 2
Dark Scrolls
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Dark Scrolls is a fantasy-themed action platformer that fuses shmup-style chaos with roguelite progression and is packed with charm, challenge, and secrets.
- 3
GAARL! - Gabe's Action Arcade RogueLike
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
GAARL! is a roguelike action platformer. Wield your chain gun to fight monsters in frantic arcade combat, or fire it into walls to climb through handcrafted arenas. Buy upgrades, create wacky builds, get good health insurance, and unlock the mysteries of GABE'S ACTION ARCADE ROGUELIKE!
- 4
Oathbreak Dungeons
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Oathbreak Dungeons is a frantic 2D action-platformer roguelite where light is a privilege and chaos is your only way out. Plunge through 50 floors of a procedurally generated abyss, collecting reality-bending cards and facing biomechanical horrors alone or with up to 4 friends!
- 5
DRAGUN
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action with Castlebound.
Run-and-gun roguelike about shooting through an army of dragons and their shadowy organization with an array of weapons, upgrades, and characters in randomized stage layouts.
- 6
Friend of a Slime
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Friend of a Slime is a horde survivor game in which your best weapon is your slime companion. Fight against hordes of enemies in short 10-minute dungeons, collect coins and fruits to unlock new weapons and purchase powerful artifacts for yourself and your slime companion.
- 7
Shard Squad
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Form a squad of elemental creatures and face hordes of challenging enemies! Choose your Shards according to their synergies to gain new abilities, and equip relics that will make the winds blow in your favor! Survive through different environments and save your lands!
- 8
Storm Lancers
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Adventure with Castlebound.
Storm Lancers is a roguelite, metroidvania-inspired 2D action platformer where you and a friend crash-land on a dying alien world of unstable magic. Bond with Stormhearts to unleash new powers, carve through evolving hordes, and grow ever stronger. Face the Storm in chaotic co-op or brave it solo.
- 9
A Tiny Sticker Tale
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Indie and Adventure with Castlebound.
A Tiny Sticker Tale is a cozy miniature adventure about changing the world, using the power of stickers!
- 10
Lonesome Village
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Indie and Adventure with Castlebound.
Relaxing puzzle-solving and life-sim meet in a cozy, no-combat, coyote adventure. Uncover the mysterious, magical past of Lonesome Village and save this town from the hands of evil.
- 11
Hidden in my Paradise
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Indie and Adventure with Castlebound.
Hide objects, decorate, and complete missions in this cozy hidden-object game where you can create little paradises and share them with the world!
- 12
Glory Hunters
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Glory Hunters is an all-new action-adventure RPG using retro handheld graphics with a unique and original twist: you progress through the game by obtaining achievements.
- 13
Jumper Jon
Single-player alternative to Castlebound — playable solo, no multiplayer required. Shares Action and Indie with Castlebound.
Jumper Jon is a 30-second metroidvania-style platforming adventure!