Games like Rope-Kun Adventure
Games like Rope-Kun Adventure include Zup! S, World of Goo, Donut County, Baba Is You, and There Is No Game: Wrong Dimension. We matched them by the tags players give Rope-Kun Adventure on Steam (Puzzle, Singleplayer, Top-Down, Physics, and Action): closest matches first, and among equally close ones the better-known games.

Zup! S
Shared: Puzzle · Casual · Physics

World of Goo
Shared: Puzzle · Singleplayer · Physics

Donut County
Shared: Puzzle · Casual · Indie

Baba Is You
Shared: Puzzle · Singleplayer · Indie

There Is No Game: Wrong Dimension
Shared: Puzzle · Indie · Singleplayer

Zup!
Shared: Puzzle · Casual · Physics

Zup! 2
Shared: Puzzle · Casual · Physics

Plants vs. Zombies GOTY Edition
Shared: Singleplayer · Casual · Puzzle

Unpacking
Shared: Puzzle · Casual · Singleplayer

Portal
Shared: Puzzle · Singleplayer · Physics

Pikuniku
Shared: Puzzle · Indie · Casual

Zup! 8
Shared: Puzzle · Casual · Physics

Gunpoint
Shared: Puzzle · Singleplayer · Indie

Turnip Boy Commits Tax Evasion
Shared: Puzzle · Top-Down · Cute

Zup! 3
Shared: Puzzle · Casual · Physics

Zup! F
Shared: Puzzle · Casual · Physics

Peggle Deluxe
Shared: Puzzle · Singleplayer · Casual

BEEP
Shared: Singleplayer · Puzzle · Indie

Scribblenauts Unlimited
Shared: Puzzle · Singleplayer · Casual

OneShot
Shared: Puzzle · Indie · Singleplayer

Zup! 5
Shared: Puzzle · Casual · Physics

Zup! X
Shared: Puzzle · Casual · Physics

Haunt the House: Terrortown
Shared: Indie · Puzzle · Action

Gang Beasts
Shared: Physics · Action · Singleplayer