Underworld Idle
Is Underworld Idle worth it?
Yes. Players rate it highly.
The average Coilr player has put 339h into Underworld Idle. Steam reviews are mostly positive.
339h avg71% positive
Automated estimate from Coilr-tracked playtime and Steam reviews (Coilr doesn't verify individual reviews), not a paid placement. How this is calculated
Players now
224
24h peak
224
Peak (tracked)
230
Coilr players
3
Player count
This game's player count is measured about every 10 hours. Steam allows a limited number of requests per day, so the busiest games are measured every few minutes and quieter ones less often. The shape of the curve is real, the fine detail between points isn't recorded.
Steam reviews
Mostly PositivePositive
71%
Total reviews
1,364
Pos / Neg
966 / 398
% positive by month
How long to beat
No verified owner has reported a time for Underworld Idle yet.
Sign in to be the firstPlayer retention
DormantHow many tracked owners still play, something raw concurrent counts can't tell you.
Active (2 weeks)
0%
0 of 3 owners
Played last 7 days
0
Hours trend (2wk)
▲ Rising
Last time owners played
Last 7 days · 08-30 days · 031-90 days · 090+ days · 3
Where players are
Country distribution of Coilr players who own this game.
🇪🇸ES
50%
🇧🇷BR
50%
Estimated playerbase by region
Inferred from when Underworld Idle is busiest each day. A rough estimate of the global playerbase from player-count patterns, not exact player locations.
Most active in Europe & Africa, but spread across regions.
Europe & Africa
29%
Russia & CIS
25%
Asia-Pacific
25%
Americas
21%
Players online by hour (UTC)
00h06h12h18h23h
Busiest around 19:00 with about 210 people in game — 1.4× as many as at 06:00, the quietest hour.
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More on Underworld Idle
Frequently asked about Underworld Idle
How many people play Underworld Idle?
As of September 2026, about 224 people are playing Underworld Idle on Steam right now, with a 24-hour peak of 224 concurrent players.
Is Underworld Idle worth it?
Yes. Players rate it highly. The average Coilr player has put 339h into Underworld Idle. Steam reviews are mostly positive.