1BIT CASTLE
Minimalist tower defense against monsters with different strengths and weaknesses
kantal collective · Released Oct 25, 2019
- Reviews
- Mostly Positive
- 76% of 122
- Recent reviews
- Not enough recent
- Players
- 0
- daily peak, Oct 28, 2026
- Steam Deck
- Untested
- Last update on Steam
- 6 years ago
- Oct 30, 2019
What is 1BIT CASTLE?
A free, single-player 2D tower defense game about protecting a castle from monsters. You use four hero types, split between melee fighters and spellcasters, to defend it.
For you if...
- +you enjoy practicing defensive strategies to survive later waves
Not for you if...
- −you want a story-driven game with extensive content
What players say
76% of 122 reviews are positive
Players praise the retro pixel art. The most common complaint is that spaces cannot be reused after defenders die; players also criticize having to click quickly to collect currency.
Screenshots and trailer
1BIT CASTLE system requirements
Minimum: GTX 660, 2 GB RAM, 0.1 GB of disk space.
As published by the developer.
Can my PC run 1BIT CASTLE?
Tell us your graphics card once and every game page will answer this for you.
Set up my PC →Minimum
- OS
- Windows 7
- Processor
- i5 - 3470
- Graphics
- GTX 660
- Memory
- 2 GB RAM
- Storage
- 70 MB available space
Does 1BIT CASTLE have co-op or multiplayer?
No: single-player only, no multiplayer modes declared.
Does 1BIT CASTLE run on Steam Deck?
Untested Not yet tested by Valve on Steam Deck.
PC version details
- DRM
- None declared on Steam
- Controller
- Keyboard and mouse
- Platforms
- Windows
- Achievements
- 9
- Steam features
- Family Sharing
- Languages
- Text only: English.
Does 1BIT CASTLE use AI-generated content?
No AI-generated content is disclosed on the game's Steam page.
Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam
Tags
1 DLC available.
