Here is the full list of all 100 Choco Pixel 3 achievements.
Symbol 24
Level 50
Level 49
Symbol 23
Level 48
Symbol 22
Symbol 21
Level 47
Level 46
Symbol 20
Level 45
Symbol 19
Symbol 18
Level 44
Level 43
Symbol 17
Level 42
Symbol 16
Level 41
Symbol 15
Symbol 14
Level 40
Level 39
Symbol 13
Symbol 12
Level 38
Symbol 11
Level 37
Level 36
Symbol 10
Level 35
Symbol 9
Symbol 8
Level 34
Level 33
Symbol 7
Level 32
Symbol 6
Symbol 5
Level 31
Symbol 4
Level 30
Level 29
Symbol 3
Symbol 2
Level 28
Symbol 1
Level 27
Level 26
Z
Level 25
Y
X
Level 24
Level 23
W
Level 22
V
Level 21
U
T
Level 20
Level 19
S
R
Level 18
Level 17
Q
Level 16
P
O
Level 15
Level 14
N
M
Level 13
L
Level 12
K
Level 11
Level 10
J
Level 9
I
Level 8
H
Level 7
G
F
Level 6
E
Level 5
Level 4
D
C
Level 3
Level 2
B
A
Level 1