Ultimate Level Maker / Builder vs Captain Willie's River Run

This app gives you the tools you need to create fantastic 2D platforming levels and share them with everyone. Build tricky obstacle courses, crazy contraptions, or even longer adventure-style levels. The choice is yours! Features: • Make all sorts of levels, big or small! • Select from 13 different level theme options to suit your mood. • Hundreds of blocks, enemies, and objects to place in each level. • Decoration blocks and sloped ground tiles to create more detailed environments. • Several powerups including upgrades to the player's armor and jump height. • Place blocks in the foreground and background. • Add a sub-area to your levels. • Electricity can be conducted by metal blocks to power pistons and more. • Dynamic fire spreading (wooden blocks can burn, and ice blocks melt!) • Create world maps to compile your levels into a story or adventure! • Share your levels and world maps online, and download those uploaded by other players. • Tackle the classic challenge mode to unlock cool new hats to wear!

Captain Willie’s River Run is a playful tribute to the 1928 animated Public Domain short film (Steamboat Willie) that launched a global era of cartoon storytelling — now in the public domain. This endless platformer captures the charm of early animation with bouncing rubber-hose characters, bold black-and-white visuals, and classic cartoon sound design. Your mission? Jump from platform to platform, dodge flying and crawling enemies, collect extra lives, and climb the global leaderboard! Easy to pick up, hard to master — the perfect nostalgic challenge. Inspired by 1920s public domain animation Charming vintage art style and music Endless jumping gameplay with increasing difficulty Global leaderboards Designed for quick, fun play sessions