Project Unknown
30 achievements
Ultra Rare×17
Very Rare×10
Rare×3
About Project Unknown's achievements
Project Unknown has 30 Steam achievements, 17 of them ultra-rare — unlocked by under 5% of players. The rarest is "The Only Thing They Fear Is You", earned by just 0.1% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.
Rarest achievement
0.1%
of players earned "The Only Thing They Fear Is You"
Community Ratings
No ratings yetDifficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
Want to rate Project Unknown? Sign in with Steam — one rating per person.
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All Project Unknown achievements
30 achievements
Ultra Rare0.1%
Ultra Rare0.3%
Ultra Rare0.4%
Ultra Rare0.6%
Ultra Rare0.6%
Ultra Rare0.7%
Ultra Rare0.7%
Ultra Rare0.7%
Ultra Rare0.7%
Ultra Rare0.9%
Ultra Rare1.0%
Ultra Rare1.2%
Ultra Rare1.8%
Ultra Rare2.1%
Ultra Rare2.1%
Ultra Rare3.2%
Ultra Rare4.2%
Very Rare6.2%
Very Rare6.6%
Very Rare7.2%
Very Rare7.5%
Very Rare9.5%
Very Rare12.0%
Very Rare12.6%
Very Rare13.2%
Very Rare13.7%
Very Rare14.8%
Rare15.7%
Rare17.3%
Rare17.6%