GeometryJump is a fast-paced free online arcade game where you control a block and jump across elevated platforms while a deadly wall of jagged spikes chases you from behind. Time your leaps perfectly — one wrong move and the spikes catch up and end your run. The core challenge is simple: keep moving forward or get destroyed.

The game gives you two jump options — a short hop for tight gaps and a long jump for wider platform crossings. Knowing when to use each is the key to surviving longer and racking up more points. As your score climbs, the pace increases, so reaction speed matters more and more. There are no power-ups or checkpoints to rely on — just your timing and focus. Every run is quick, which makes it incredibly easy to say 'one more try' and keep going for a better score.

GeometryJump is a great pick for fans of geometry-style runner games, single player arcade challenges, and reflex-based browser games. If you enjoy games like Geometry Dash or endless runner games where survival depends on sharp timing, this one fits right in. It's a solid free online jump game you can play instantly with no download, perfect for quick sessions during a break. Search terms like 'block jump arcade game', 'free geometry runner game online', and 'spike dodge jump game' all lead right here.