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Click the atom, earn particles, evolve through all 118 elements of the periodic table. A free idle/clicker game with a deep skill tree, prestige system, and Steam achievements.
PC (Microsoft Windows) · Aug 14, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
15 achievements available.

Unlock all 118 elements on the periodic table.
LockedSteam

Purchase any branch capstone node.
LockedSteam

Purchase Chain Reaction on the Proton path.
LockedSteam

Unlock Tin, element #50.
LockedSteam

Make your first click.
LockedSteam

Perform your first prestige.
LockedSteam

Purchase all 51 skill tree nodes.
LockedSteam

Unlock Neon, the first noble gas.
LockedSteam

Purchase the Nucleus and unlock the skill tree.
LockedSteam

Accumulate 100,000,000 particles in a single run.
LockedSteam

Accumulate 10,000,000 particles in a single run.
LockedSteam

Accumulate 1,000,000,000 particles in a single run.
LockedSteam

Accumulate 1,000,000 particles in a single run.
LockedSteam

Purchase Quantum Tunneling on the Neutron path.
LockedSteam

Purchase Superposition on the Electron path.
LockedSteam
Community notes