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Mr. Billion is an idle life and economic simulator where you'll rise from a homeless nobody to a wealthy tycoon! Make smart choices, climb the career ladder, and build your luxury life. Tap your way to billions and live like a true money king!
Also known as: MrBillion.exe, Mr. Billion: Idle Rich Tycoon
July 31, 2025
Mr. Billion was released on July 31, 2025.
Mr. Billion is available on PC (Microsoft Windows).
No — Mr. Billion is a single-player game.