Video Game Data

castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.

Developer: Soy Boy Games

Publisher: Soy Boy Games

Release Date: Nov. 3, 2025

Genres: Casual Strategy

Tags: 2D Arcade Casual Clicker Colorful Cute Idler Indie Management Minimalist Pixel Graphics Relaxing Resource Management Roguelite Short Simulation Singleplayer Strategy Tower Defense

Reviews: 24 (Positive)

Price: Free

Platforms: Windows Mac

Languages: English, French, German, Spanish - Spain, Japanese, Portuguese - Brazil, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Latin America, Polish, Korean

Steam Achievements: 9

castle idler demo on Steam

Categories: Custom Volume Controls Game demo Mouse Only Option Save Anytime Single-player Steam Achievements Steam Cloud