Games like Drop Alive
Games like Drop Alive include Transformice, Pikuniku, Hollow Knight, Hollow Knight: Silksong, and Toki Tori. We matched them by the tags players give Drop Alive on Steam (Free to Play, Cute, Indie, Platformer, and Casual): closest matches first, and among equally close ones the better-known games.

Transformice
Shared: Free to Play · Platformer · Cute

Pikuniku
Shared: Indie · Cute · Casual

Hollow Knight
Shared: Platformer · Indie · 2D

Hollow Knight: Silksong
Shared: Indie · Difficult · Platformer

Toki Tori
Shared: Indie · Cute · Platformer

Bongo Cat
Shared: Free to Play · Cute · Casual

Celeste
Shared: Indie · Platformer · Difficult

LIMBO
Shared: Indie · Platformer · 2D

Donut County
Shared: Indie · Cute · Casual

Rain World
Shared: Indie · Difficult · Platformer

BEEP
Shared: Indie · Platformer · Adventure

Scribblenauts Unlimited
Shared: Casual · Adventure · Family Friendly

Slime Rancher
Shared: Cute · Adventure · Singleplayer

FEZ
Shared: Platformer · Indie · Adventure

Varenje
Shared: Free to Play · Indie · Adventure

Carto
Shared: Cute · Indie · Adventure

Plants vs. Zombies GOTY Edition
Shared: Casual · 2D · Singleplayer

Brawlhalla
Shared: Free to Play · Casual · Platformer

Cat Goes Fishing
Shared: Cute · Indie · 2D

Geometry Dash
Shared: Difficult · 2D · Platformer

Iron Snout
Shared: Free to Play · Indie · 2D

Squishy the Suicidal Pig
Shared: Indie · Platformer · Adventure

Hidden Folks
Shared: Indie · Casual · Cute

GRIS
Shared: Indie · Adventure · Platformer