Idle Miner Tycoon
Dig shafts, hire miners, ride the elevator: Kolibri Games' genre-defining mining idle.
by Kolibri Games (originally Fluffy Fairy Games) · 2016 · iOS / Android
Every mine-shaft idle on your phone descends from this one: Idle Miner Tycoon launched in 2016 from Kolibri Games, then a student team called Fluffy Fairy Games, and grew into the Ubisoft-owned Berlin studio's flagship and one of the best-known idle games ever released, a mining and tycoon simulation whose elevator-shaft rhythm has been copied across the app stores ever since. The premise became the template the genre still follows: dig shafts, hire miners, automate everything, prestige the mine and start again deeper.
What the loop feels like
A new shaft opens and the workers pile in, hauling cash and gold up the elevator while you decide where the next hire goes. Close the game and the mine keeps producing; the loop is built around income that accrues between sessions and a pile of money waiting for reinvestment when you return. Shafts deepen, elevators fill, and the operation stretches from a single dig site toward an industrial empire, each new layer a bigger version of the same compounding promise. That's Idle Miner Tycoon.
The deeper game is management: hire managers to automate the mine's individual operations, expand shaft after shaft, and keep the whole industrial machine compounding. When growth stalls, prestige rolls your progress into a faster next dig, and the cycle starts over one layer down. That's Idle Miner Tycoon.

How it actually works
The named systems are idle progression, automation through hired managers, a cash-and-gold resource economy, and prestige. Veteran advice is the classic rhythm: keep every layer of the mine compounding, automate bottleneck operations the moment you can afford the manager, and prestige on the stall rather than hoarding a plateau. Because the game has been updated continuously since release, later systems stack on top of that original shaft-and-manager core.
Where it stumbles
This entry was rewritten from a lean research file without a dedicated criticism pass, so this section stays broad rather than invented. It is free-to-play with in-app purchases, and a decade of continuous live-service updates means the usual scaffolding of timers, boosts and convenience purchases sits alongside the core loop. As a management sim it is deliberately light: the real decisions live in build order and prestige timing rather than in deep simulation, and players wanting heavier systems should look to PC management games instead.
Playing it today
It is free on iOS and Android, with an official site at idleminertycoon.com, still shipping updates as of August 2026. For other digging loops, To The Core takes the drill to a planet's mantle, and Idling to Rule the Gods scales the same compounding to cosmology.
The verdict
The genre's mainstream breakthrough and still one of its best-built examples: if you have ever wondered where the shaft-and-manager prestige formula came from, it came from here.
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