Cobalt Cave Network

Dig to start!

What is it?

Play Cobalt Cave Network free — a maze of blue-streaked tunnels, then branching tunnels multiply finds. Hire diggers and watch passive Cobalt grow even…

How to play

1. Dig the glowing centre to earn your first Cobalt.

2. Open the Crew tab and buy your first Diggers to start earning automatically.

3. Spend on Boosts to multiply taps and specific crew output.

Why you'll love it

✦ Signature Mining Empire scene — a maze of blue-streaked tunnels.

✦ Six tiers of crew from Diggers to Magma Tap.

✦ WebAudio sound with mute, haptics, reduced-motion — plays instantly, no download.

Play Cobalt Cave Network free

No download. No sign-up. Just dig and play.