Full list of all 57 Size Matters achievements. It takes around 0-1 hour to unlock all of the achievements in the base game on Windows.
The base game contains 6 achievements, and there are 4 DLC packs containing 51 achievements.
You saved yourself in the last minute!
Take a shower!
(x_x)
You mixed the wrong ingredients, luckily nothing blew up!
Use Chemical Processor successfully for the first time ever!
A thanks from developer for playing Size Matters!
Complete a round on "Low Gravity" mode!
Use Chemical Reverter for more than 10 minutes!
Use Restorer for more than 10 minutes!
Complete a round on "Tiny" mode
Use Code Combiner for more than 10 minutes!
Use Microwave for more than 10 minutes!
Win the round when you have reverted 5 or more ingredients!
Use Chemical Processor for more than 10 minutes!
Open drawers and cabinets more than 100 times!
Check out the HUMAN SKELETON!
Consume one cupcake!
Find all ingredients in 30 seconds or faster!
Open drawers and cabinets more than 1000 times!
Win at least one round on all available laboratories!
Win 10 or more rounds!
Open all drawers in the laboratory at least once!
Enlarge 3 or more objects in a single round!
Win a round without picking up any object other than ingredients
Win a round in under 7 minutes!
Find an alien creature!
Find ALL pickups in ALL laboratories!
Find all pickups in Laboratory 6!
Find all pickups in Laboratory 5!
Find all pickups in Laboratory 2!
Find all pickups in Laboratory 3!
Shrink until you're too small!
Find all pickups in Laboratory 1!
Break all plates and mugs in the Kitchen!
Find all pickups in Laboratory 4!
Empty out the fridge!
Find love in the kitchen!
Spend more than 5 seconds in air without touching ground
Open the same drawer 10 times!
Maybe try being a bit more careful? :(
Successfully use the Restorer!
Spend more than 1 minute in the play menu!
Enter a correct code into the Code Combiner!
Finish the level with all "Processing Time" sliders to the max!
Finish the level without jumping!
Get inside the green plastic bin!
Get hit by ~microwaves~!
Finish the level without formulas and ingredients touching the floor!
Finish the level with 1.5 meters height left or more!
Complete a round on crazy difficulty!
Complete a round on hard difficulty!
Complete a round on normal difficulty
Have 20 concurrent water flasks!
Save yourself without having to use the Reverter!
Complete a round on beginner difficulty! Baby Steps!
When breakable flasks are enabled, break at least one at very high speed!
Destroy the TV in Laboratory 3!