Stack the light.
Reach the sky.

A calm, endless 3D stacking game. One tap drops a glowing slab — line it up dead-center for a perfect, slice the overhang, and climb through twilight as high as you dare.

Free, with ads · No account · Works offline · Launching soon on iOS & Android.

Spire app icon — a glowing isometric tower of stacked slabs

Simple to play. Hard to put down.

No tutorials, no clutter. Just one tap, perfect timing, and a tower that never stops climbing.

🧱

One tap to drop

A slab slides across the top of your tower. Tap anywhere to drop it — whatever hangs over the edge is sliced clean away.

🎯

Chase the perfect

Land it dead-center for a PERFECT: keep your full width and grow a combo. Miss, and the next slab gets narrower.

🗼

Endless climb

The palette shifts through twilight as you rise. There's no finish line — only your next best height.

🌙

Calm by design

Soft 3D, no timers, no pressure. Play for ten seconds or ten minutes. Fully offline, free to play.

See it in motion

Real twilight 3D — slabs, light, and a tower that grows with every perfect stack.

Spire gameplay — a tall glowing tower with score 47 Spire gameplay — a slab sliding in to drop Spire gameplay — chasing a perfect combo Spire gameplay — climbing high into twilight