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Size Matters achievements, rarest first.
Every achievement in Size Matters, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Chemical Reverter Expert!
4.4%
of players
- Achievements
- 57
- Rarest
- 4.4%
- Ultra rare (under 5%)
- 12
- Average completion
- 14%
1
Chemical Reverter Expert!
Use Chemical Reverter for more than 10 minutes!
4.4%
2
Pickups Pro!
Find ALL pickups in ALL laboratories!
4.5%
3
Pickups Laboratory 3!
Find all pickups in Laboratory 3!
4.6%
4
Alien Encounters
Find an alien creature!
4.6%
5
Pickups Laboratory 2!
Find all pickups in Laboratory 2!
4.7%
6
Not giving up on mistakes!
Win the round when you have reverted 5 or more ingredients!
4.8%
7
Restorer Expert!
Use Restorer for more than 10 minutes!
4.8%
8
Pickups Laboratory 5!
Find all pickups in Laboratory 5!
4.8%
9
The Lab Equipment Needs An Upgrade!
Finish the level with all "Processing Time" sliders to the max!
4.8%
10
Pickups Laboratory 6!
Find all pickups in Laboratory 6!
4.9%
11
Professional Drawer Opener
Open drawers and cabinets more than 1000 times!
4.9%
12
Not Good For Your Health
Get hit by ~microwaves~!
4.9%
13
Spooky Scary Skeletons
Check out the HUMAN SKELETON!
5.0%
14
True Expert
Win at least one round on all available laboratories!
5.0%
15
Breaker of Plates and Mugs!
Break all plates and mugs in the Kitchen!
5.1%
16
Croissant!
Enlarge 3 or more objects in a single round!
5.3%
17
Cracked Television!
Destroy the TV in Laboratory 3!
5.4%
18
Pickups Laboratory 1!
Find all pickups in Laboratory 1!
5.4%
19
Spring Cleaning!
Empty out the fridge!
5.5%
20
True Winner
Win 10 or more rounds!
5.6%
21
PLASTIC GREEN BIN
Get inside the green plastic bin!
5.9%
22
Pickups Laboratory 4!
Find all pickups in Laboratory 4!
6.3%
23
Find Love!
Find love in the kitchen!
6.3%
24
Tiny Chemist!
Complete a round on "Tiny" mode
6.4%
25
So fast! Whoa
When breakable flasks are enabled, break at least one at very high speed!
7.2%
26
Whoa, that was close!
You saved yourself in the last minute!
7.3%
27
Kill the Big Brother!
(x_x)
7.3%
28
I Thirst!
Have 10 concurrent water flasks!
7.5%
29
You stink!
Take a shower!
8.1%
30
Gravity... It always seems to let us down
Complete a round on "Low Gravity" mode!
8.1%
31
Klutz
Maybe try being a bit more careful? :(
8.3%
32
Professional Chemist
Complete a round on crazy difficulty!
9.5%
33
Microwave Expert!
Use Microwave for more than 10 minutes!
10%
34
Code Combiner Expert!
Use Code Combiner for more than 10 minutes!
10%
35
The Restorer
Successfully use the Restorer!
11%
36
You airplane now
Spend more than 5 seconds in air without touching ground
12%
37
Whoops...
Shrink until you're too small!
12%
38
That's so sweet!
Consume one cupcake!
13%
39
Uhhh... what are you looking for?
Open the same drawer 10 times!
14%
40
Proficient Chemist
Complete a round on hard difficulty!
15%
41
Must. Not. Jump.
Finish the level without jumping!
16%
42
No Object - No Problem
Win a round without picking up any object other than ingredients
17%
43
Is the floor dirty?
Finish the level without formulas and ingredients touching the floor!
17%
44
Snooping around?
Open all drawers in the laboratory at least once!
19%
45
Chemical Processor Expert!
Use Chemical Processor for more than 10 minutes!
20%
46
So many choices!
Spend more than 1 minute in the play menu!
20%
47
I AM SPEED
Win a round in under 7 minutes!
21%
48
Beginner Chemist
Complete a round on normal difficulty
24%
49
Open the door!
Open drawers and cabinets more than 100 times!
24%
50
Uhmm, okay?
You mixed the wrong ingredients, luckily nothing blew up!
28%
51
Baby Chemist
Complete a round on beginner difficulty! Baby Steps!
35%
52
I don't need that!
Save yourself without having to use the Reverter!
37%
53
Do you even shrink?
Finish the level with 1.5 meters height left or more!
39%
54
Ingredient hunter!
Find all ingredients in 30 seconds or faster!
43%
55
****
Enter a correct code into the Code Combiner!
48%
56
Aspiring Chemist!
Use Chemical Processor successfully for the first time ever!
51%
57
Thank you! <3
A thanks from developer for playing Size Matters!
63%
Percentages are Steam's global unlock rates across all players who own Size Matters, refreshed daily. Under 5% is marked in the lit blue.