Lumiri Lab · ChallengesEvery achievement.
Every achievement.
How hard is 100%?
Compare completion difficulty from the global unlock rates each store publishes. The rarest achievement shows at most how many players have completed everything.
7,084 store listings with at least 5 achievements and global unlock rates
BACK*SPACE
Steam 18 achievements · rates observed 2026-11-07 UTC- Rarest
- 8.1%Hidden achievement
- Average unlock
- 20.5%
- Rare
- 0under 5% of players
Lovely Planet Arcade
Steam 9 achievements · rates observed 2026-11-12 UTC- Rarest
- 8.1%Hidden achievement
- Average unlock
- 13.2%
- Rare
- 0under 5% of players
Last Bullet
Steam 20 achievements · rates observed 2026-11-13 UTC- Rarest
- 8.0%The Completionist
- Average unlock
- 55.7%
- Rare
- 0under 5% of players
My Recycling Center 2
Steam 20 achievements · rates observed 2026-11-10 UTC- Rarest
- 8.0%Highly attractive
- Average unlock
- 51.3%
- Rare
- 0under 5% of players
Frog Climb
Steam 38 achievements · rates observed 2026-11-09 UTC- Rarest
- 8.0%Level 50
- Average unlock
- 41.9%
- Rare
- 0under 5% of players
Desktop Explorer
Steam 23 achievements · rates observed 2026-11-04 UTC- Rarest
- 8.0%Hidden achievement
- Average unlock
- 32.5%
- Rare
- 0under 5% of players
Sneaky Bimbuls
Steam 15 achievements · rates observed 2026-11-06 UTC- Rarest
- 8.0%10 Bimbul Wins
- Average unlock
- 30.4%
- Rare
- 0under 5% of players
Anime vs Evil: Apocalypse
Steam 16 achievements · rates observed 2026-11-02 UTC- Rarest
- 8.0%A good customer!
- Average unlock
- 30.1%
- Rare
- 0under 5% of players
You Within Me
Steam 10 achievements · rates observed 2026-11-13 UTC- Rarest
- 8.0%Seen It All
- Average unlock
- 29.8%
- Rare
- 0under 5% of players
Basketball Club Story
Steam 6 achievements · rates observed 2026-11-12 UTC- Rarest
- 8.0%In times of crisis, your legs will extend.
- Average unlock
- 28.4%
- Rare
- 0under 5% of players
Kill The Nova
Steam 44 achievements · rates observed 2026-11-08 UTC- Rarest
- 8.0%Administrator
- Average unlock
- 24.5%
- Rare
- 0under 5% of players
Amnesia: A Machine for Pigs
Steam 7 achievements · rates observed 2026-11-10 UTC- Rarest
- 8.0%Hidden achievement
- Average unlock
- 17.8%
- Rare
- 0under 5% of players
Rewrite+
Steam 43 achievements · rates observed 2026-11-10 UTC- Rarest
- 8.0%Rewrite+
- Average unlock
- 16.1%
- Rare
- 0under 5% of players
ScreenCade
Steam 8 achievements · rates observed 2026-11-13 UTC- Rarest
- 8.0%Causality Break
- Average unlock
- 13.0%
- Rare
- 0under 5% of players
Skillshot City
Steam 40 achievements · rates observed 2026-11-10 UTC- Rarest
- 8.0%Challenges Completed
- Average unlock
- 12.8%
- Rare
- 0under 5% of players
Lucky Duckies
Steam 18 achievements · rates observed 2026-11-07 UTC- Rarest
- 8.0%Quack Up
- Average unlock
- 8.2%
- Rare
- 0under 5% of players
Half-Life 2: Episode Two
Steam 23 achievements · rates observed 2026-11-03 UTC- Rarest
- 7.9%Get Some Grub
- Average unlock
- 44.1%
- Rare
- 0under 5% of players
The Mageseeker: A League of Legends Story™
Steam 53 achievements · rates observed 2026-11-14 UTC- Rarest
- 7.9%Hidden achievement
- Average unlock
- 40.1%
- Rare
- 0under 5% of players
Seek Girl Ⅶ
Steam 39 achievements · rates observed 2026-11-14 UTC- Rarest
- 7.9%Pass level 15 perfectly
- Average unlock
- 39.6%
- Rare
- 0under 5% of players
A-Train9 TRAIN CONSTRUCTION
Steam 11 achievements · rates observed 2026-11-10 UTC- Rarest
- 7.9%TRAIN CONSTRUCTION Master
- Average unlock
- 37.9%
- Rare
- 0under 5% of players
AI: The Somnium Files
Steam 45 achievements · rates observed 2026-11-11 UTC- Rarest
- 7.9%AI: THE SOMNIUM FILES
- Average unlock
- 35.5%
- Rare
- 0under 5% of players
Cyberdimension Neptunia: 4 Goddesses Online
Steam 50 achievements · rates observed 2026-11-12 UTC- Rarest
- 7.9%4 Goddesses Online Master
- Average unlock
- 31.9%
- Rare
- 0under 5% of players
Atelier Ryza: Ever Darkness & the Secret Hideout DX
Steam 49 achievements · rates observed 2026-11-07 UTC- Rarest
- 7.9%Atelier Ryza
- Average unlock
- 28.7%
- Rare
- 0under 5% of players
Faery - Legends of Avalon
Steam 12 achievements · rates observed 2026-11-10 UTC- Rarest
- 7.9%Envoi of Oberon
- Average unlock
- 19.0%
- Rare
- 0under 5% of players