Alien: Isolation
50 achievements
Ultra Rare×5
Very Rare×5
Rare×24
Uncommon×8
Common×8
About Alien: Isolation's achievements
Alien: Isolation has 50 Steam achievements, 5 of them ultra-rare — unlocked by under 5% of players. The rarest is "One Shot", earned by just 1.9% of players. Across 19 SteamVault hunters who reached 100%, full completion takes a median of about 37 hours. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.
Rarest achievement
1.9%
of players earned "One Shot"
SteamVault 100%s
19
members fully completed it
Median to 100%
37h
typical time to full completion
Community Ratings
No ratings yetDifficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
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All Alien: Isolation achievements
50 achievements
Ultra Rare1.9%
Ultra Rare2.1%
Ultra Rare2.4%
Ultra Rare2.9%
Ultra Rare3.9%
Very Rare6.8%
Very Rare7.3%
Very Rare8.0%
Very Rare9.2%
Very Rare10.6%
Rare17.7%
Rare18.5%
Rare18.8%
Rare20.1%
Rare20.1%
Rare20.1%
Rare20.7%
Rare21.2%
Rare21.5%
Rare21.5%
Rare22.2%
Rare22.5%
Rare22.9%
Rare23.4%
Rare23.5%
Rare23.9%
Rare24.1%
Rare27.0%
Rare27.2%
Rare27.7%
Rare27.9%
Rare28.7%
Rare28.8%
Rare29.1%
Uncommon30.1%
Uncommon31.6%
Uncommon33.8%
Uncommon34.6%
Uncommon41.9%
Uncommon44.5%
Uncommon46.4%
Uncommon49.1%
Common50.1%
Common52.3%
Common58.1%
Common68.5%
Common72.0%
Common72.4%
Common89.3%
Common92.9%