Is Black Book worth it?
Yes. Players rate it highly.
The average Coilr player has put 5h into Black Book, and at $24.99 that's about 5.00 per hour. Steam reviews are very positive.
$5.00/hr5h avg92% 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
26
24h peak
26
Peak (tracked)
82
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
Very PositivePositive
92%
Total reviews
6,732
Pos / Neg
6,207 / 525
% positive by month
Value
What players actually get for the price, based on real tracked playtime.
Cost per hour
$5.01
at $24.99
Avg playtime
5 h
across 3 players
Total tracked
15 h
Player 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.
🇺🇸US
33%
🇵🇱PL
33%
🇬🇧GB
33%
Estimated playerbase by region
Inferred from when Black Book is busiest each day. A rough estimate of the global playerbase from player-count patterns, not exact player locations.
Most players look to be in Europe & Africa (~29%).
Europe & Africa
29%
Russia & CIS
27%
Asia-Pacific
26%
Americas
18%
Players online by hour (UTC)
00h06h12h18h23h
Busiest around 15:00 with about 75 people in game — 6.8× as many as at 06:00, the quietest hour.
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More on Black Book
Frequently asked about Black Book
How many people play Black Book?
As of September 2026, about 26 people are playing Black Book on Steam right now, with a 24-hour peak of 26 concurrent players.
Is Black Book worth it?
Yes. Players rate it highly. The average Coilr player has put 5h into Black Book, and at $24.99 that's about 5.00 per hour. Steam reviews are very positive.
How much does Black Book cost?
Black Book costs $24.99 on Steam (USD). The average Coilr player has put 5 hours in, about 5.00 per hour.