Tap the core!
Nuclear Reactor Idle drops you into a glowing reactor control room and dares you to build the most powerful energy empire on the web. It all starts with a single tap on the core: each press mints a little Energy, and Kee…
1. Tap or click the core (or press Space) to earn your first Energy.
2. Open the Buildings tab and buy Little Operators to start earning Energy automatically.
3. Reinvest into stronger helpers like Turbo Operators and Cosmic Operators as costs climb.
✦ Most powerful energy theme set in a glowing reactor control room
✦ Five upgradeable helpers from Little Operators to Cosmic Operators, each with its own boosts
✦ Idle income that keeps earning while the tab is closed, with capped offline catch-up