Here is the full list of all 19 MEMETYPER achievements.
Open 900 memes in encyclopedia
Open 500 memes in encyclopedia
Type 50 memes in a row in survival mode
Type 40 memes in a row in survival mode
Type 30 memes in a row in survival mode
Type 20 memes in a row in survival mode
Type 10 memes in a row in survival mode
Open 80 memes in encyclopaedia
Open Survival Mode
Open "How to play"
Pass level 20
Open 50 memes in encyclopaedia
Open “Meme encyclopaedia”
Pass level 15
Open 10 memes in encyclopaedia
Pass level 10
Pass Level 1
Press “Play”
Type 9001 memes in the game