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Backrooms Society achievements, rarest first.
Every achievement in Backrooms Society, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Suburban Explorer
0.3%
of players
- Achievements
- 29
- Rarest
- 0.3%
- Ultra rare (under 5%)
- 22
- Average completion
- 6.6%
1
Suburban Explorer
Escape Level 9 with 100% exploration.
0.3%
2
Nightmare Explorer
Escape Level 0? with 100% exploration.
0.4%
3
Hedge Explorer
Escape Level 84 with 100% exploration.
0.5%
4
The Neighborhood Watch Expert
Become an expert in The Neighborhood Watch research.
0.5%
5
Lobby Explorer
Escape Level 0 with 100% exploration.
0.6%
6
Janitor Expert
Become an expert in Janitor research.
0.8%
7
Mineshaft Explorer
Escape Level 2.6 with 100% exploration.
0.9%
8
Smiler Expert
Become an expert in Smiler research.
0.9%
9
Yes, very important stuff!Hidden
Hidden achievement. Description revealed on unlock.
1.0%
10
Hound Expert
Become an expert in Hound research.
1.1%
11
Death Rat Expert
Become an expert in Death Rat research.
1.2%
12
Wretch Expert
Become an expert in Wretch research.
1.3%
13
Bacteria Expert
Become an expert in Bacteria research.
1.4%
14
Skinstealer Expert
Become an expert in Skinstealer research.
1.7%
15
Class 4 Metro-Documenter
Fully document a Class 4 Metro-level.
1.8%
16
Class 5 Metro-Documenter
Fully document a Class 5 Metro-level.
2.3%
17
Class 3 Metro-Documenter
Fully document a Class 3 Metro-level.
2.5%
18
School Explorer
Escape Level 117 with 100% exploration.
2.6%
19
Class 2 Metro-Documenter
Fully document a Class 2 Metro-level.
3.0%
20
That wasn't very nice of you!Hidden
Hidden achievement. Description revealed on unlock.
3.4%
21
It's getting seriousHidden
Hidden achievement. Description revealed on unlock.
3.8%
22
Class 1 Metro-Documenter
Fully document a Class 1 Metro-level.
4.1%
23
Cleaning dutiesHidden
Hidden achievement. Description revealed on unlock.
5.1%
24
Level 9 Expedition
Complete your very first Level 9 Expedition.
11%
25
Level 0? Expedition
Complete your very first Level 0? Expedition.
12%
26
Level 117 Expedition
Complete your very first Level 117 Expedition.
22%
27
Level 84 Expedition
Complete your very first Level 84 Expedition.
26%
28
Level 2.6 Expedition
Complete your very first Level 2.6 Expedition.
36%
29
Level 0 Expedition
Complete your very first Level 0 Expedition.
43%
Percentages are Steam's global unlock rates across all players who own Backrooms Society, refreshed daily. Under 5% is marked in the lit blue.