Roblox Game Idea Generator

The Roblox Game Idea Generator is a free one-click tool for Roblox creators who are staring at a blank Studio project. Pick a genre — Obby, Tycoon, Simulator, RPG, Horror, and about fifteen more — hit Generate Idea, and you get a specific game concept with a core loop, a monetization plan with suggested Robux prices, a retention hook, and a realistic scope.

You can lock the parts you like and reroll the rest, and the site keeps going beyond the generator: there is an idea of the day, a weekly build challenge, a name generator, a hall of fame for finished games, and short guides on turning an idea into a first playable build.

It was built by Nick Castro, who says plainly that he is a non-coder — he started building with AI in 2025 and this site was his first project, built with Claude, Replit, and Grok for planning, code, and content, then moved from Replit to free Vercel hosting with a Neon Postgres database so it costs nothing to run. The weekly challenge was on round 10 for November 2–8, and the site has about 45 pages indexed by Google.

Be realistic about what you get: these are starting points, not finished games, and the site is still small — by the author's own Search Console numbers it had 8 clicks and 194 impressions in early October. The Robux prices and monetization plans are suggestions to work from, not a promise of earnings.