Games like I/O, ranked by tags and themes. Prices included.

1
Oik
90%positive
PLN 4.49
2
Oik 2
93%positive
PLN 4.49
3
Square Logic
98%positive
PLN 9.99
4
Oik 3
87%positive
PLN 4.49
5
OxU
99%positive
PLN 8.99
6
Colors!
83%positive
PLN 4.49
7
Linked
91%positive
PLN 17.99
8
Tile Slider
PLN 4.49
9
Isotiles - Isometric Puzzle Game
89%positive
PLN 7.19
10
Oik Memory 3
90%positive
PLN 4.49
11
Oik 5
89%positive
PLN 4.49
12
Leaf's Odyssey
98%positive
PLN 67.99
13
Platformity
90%positive
PLN 10.99
14
Insipid
25%positive
PLN 2.75
15
Oik 4
84%positive
PLN 4.49
16
Oik Memory
86%positive
PLN 4.49
17
Oik Reloaded
92%positive
PLN 4.49
18
IIN
68%positive
PLN 3.89
19
Cryptigma
100%positive
PLN 22.99
20
IWA Retro Adventure
100%positive
PLN 20.00
21
IFO
85%positive
PLN 17.99
22
Iris.Fall
88%positive
PLN 53.99
23
Oik Memory: Endgame
93%positive
PLN 4.49
24
Increlution
85%positive
PLN 17.99
25
My Simple Puzzle
100%positive
PLN 22.99
26
SquareCells
90%positive
PLN 13.49
27
Ichi
85%positive
PLN 4.11
28
InnerCube
82%positive
PLN 5.22
29
I hate this game
93%positive
PLN 7.68
30
CrossCells
84%positive
PLN 13.49
31
Eklips
90%positive
PLN 8.99
32
Puzzlerio
50%positive
PLN 8.99
33
Bounce95
PLN 13.49
34
Square Brain
PLN 8.99
35
Itsy
100%positive
PLN 13.49
36
Be touch-and-go
50%positive
PLN 8.99
37
Pixel: The Challenge
PLN 21.49
38
Pixel of Memory
93%positive
PLN 13.49
39
Boxed In
100%positive
PLN 8.99
40
interLOGIC
74%positive
PLN 17.99
41
Pure Logic
95%positive
PLN 19.90
42
Disjoint
60%positive
PLN 10.99
43
EXIT
92%positive
PLN 12.57
44
OXXO
95%positive
PLN 8.99
45
Ib
99%positive
PLN 46.99
46
System.Execute
50%positive
PLN 27.50
What games are like I/O?

The closest matches to I/O right now are Oik, Oik 2, Square Logic, Oik 3, OxU. The ranking compares 47 games by shared tags, theme and review quality, each with its cheapest price across official stores and keyshops.