Games like Heave-Ho: Uphill
Games like Heave-Ho: Uphill include PEAK, How to Fish, Content Warning, RV There Yet?, and R.E.P.O.. We matched them by the tags players give Heave-Ho: Uphill on Steam (Online Co-Op, Indie, Difficult, Physics, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

PEAK
Shared: Online Co-Op · Physics · Adventure

How to Fish
Shared: Online Co-Op · Indie · Physics

Content Warning
Shared: Online Co-Op · Physics · Indie

RV There Yet?
Shared: Online Co-Op · Physics · Adventure

R.E.P.O.
Shared: Online Co-Op · Physics · Comedy

Getting Over It with Bennett Foddy
Shared: Difficult · Physics · Indie

Gamble With Your Friends
Shared: Online Co-Op · Physics · Adventure

Escape the Backrooms
Shared: Online Co-Op · Psychological Horror · Multiplayer

Clustertruck
Shared: Action · Parkour · 3D Platformer

Don't Starve Together
Shared: Online Co-Op · Adventure · Difficult

Human Fall Flat
Shared: Physics · Adventure · Indie

I Am Bread
Shared: Difficult · Physics · 3D Platformer

Noita
Shared: Physics · Difficult · Indie

Super Battle Golf
Shared: Online Co-Op · Physics · Multiplayer

Chained Together
Shared: Online Co-Op · Adventure · 3D Platformer

Ben and Ed
Shared: Action · Indie · 3D Platformer

Magicka
Shared: Online Co-Op · Action · Comedy

Mr.President!
Shared: Indie · Action · Physics

HELLDIVERS™ 2
Shared: Online Co-Op · Action · Multiplayer

Wobbly Life
Shared: Adventure · Indie · Action

Biped
Shared: Online Co-Op · Physics · Adventure

PUBG: BATTLEGROUNDS
Shared: Online Co-Op · Action · Multiplayer

Gorilla Tag
Shared: Psychological Horror · Parkour · 3D Platformer

Ravenswatch
Shared: Online Co-Op · Action · Difficult