Games like AstroMole
Games like AstroMole include Momodora: Reverie Under The Moonlight, Afterimage, Prince of Persia The Lost Crown, Anomaly Agent, and Touhou Luna Nights. We matched them by the tags players give AstroMole on Steam (Exploration, Side Scroller, 2D Platformer, Collectathon, and Roguelite): closest matches first, and among equally close ones the better-known games.

Momodora: Reverie Under The Moonlight
Shared: Side Scroller · 2D Platformer · Exploration

Afterimage
Shared: 2D Platformer · Side Scroller · Exploration

Prince of Persia The Lost Crown
Shared: Exploration · 2D Platformer · Side Scroller

Anomaly Agent
Shared: Side Scroller · 2D Platformer · Platformer

Touhou Luna Nights
Shared: Side Scroller · Exploration · Platformer

A Hat in Time
Shared: Collectathon · Cute · Exploration

30XX
Shared: Side Scroller · 2D Platformer · Roguelite

Webbed
Shared: 2D Platformer · Exploration · Cute

20XX
Shared: 2D Platformer · Platformer · Roguelite

Castlevania: Belmont's Curse
Shared: 2D Platformer · Female Protagonist · Platformer

Rabi-Ribi
Shared: Exploration · Female Protagonist · Side Scroller

Mina the Hollower
Shared: 2D Platformer · Action-Adventure · Platformer

Touhou Hero of Ice Fairy
Shared: Side Scroller · Roguelite · Female Protagonist

Timespinner
Shared: Side Scroller · Exploration · 2D Platformer

Bō: Path of the Teal Lotus
Shared: Side Scroller · Exploration · 2D Platformer

MARSUPILAMI - HOOBADVENTURE
Shared: Exploration · Side Scroller · 2D Platformer

Well Dweller
Shared: Action-Adventure · Exploration · 2D Platformer

Ori and the Will of the Wisps
Shared: Platformer · Exploration · Action-Adventure

Tomb Raider Game of the Year
Shared: Exploration · Female Protagonist · Adventure

Akatori
Shared: Exploration · 2D Platformer · Platformer

Nyaruru Fishy Fight
Shared: Exploration · 2D Platformer · Cute

Bloodstained: Ritual of the Night
Shared: Side Scroller · Female Protagonist · Platformer

Tomb Raider I-III Remastered Starring Lara Croft
Shared: Exploration · Action-Adventure · Female Protagonist

Frontier Hunter: Erza’s Wheel of Fortune
Shared: Side Scroller · 2D Platformer · Female Protagonist