Games like reactOmatic
Games like reactOmatic include To The Core, Keep on Mining!, Planes, Bullets and Vodka, Nodebuster, and Garry's Mod. We matched them by the tags players give reactOmatic on Steam (Casual, Arcade, Shooter, Incremental, and First-Person): closest matches first, and among equally close ones the better-known games.

To The Core
Shared: Casual · Incremental · Arcade

Keep on Mining!
Shared: Casual · Incremental · Arcade

Planes, Bullets and Vodka
Shared: Casual · Arcade · Retro

Nodebuster
Shared: Casual · Incremental · Arcade

Garry's Mod
Shared: Casual · First-Person · Singleplayer

Timberman
Shared: Casual · Arcade · Indie

Warhammer 40,000: Boltgun
Shared: Shooter · Retro · Arcade

Cookie Clicker
Shared: Casual · Incremental · Indie

Geometry Wars: Retro Evolved
Shared: Arcade · Casual · Retro

Berry Bury Berry
Shared: Incremental · First-Person · Casual

Shelldiver
Shared: Casual · Incremental · Arcade

Leaf it Alone
Shared: Casual · Incremental · First-Person

Dead Bits
Shared: Casual · Shooter · Indie

Razortron 2000
Shared: Casual · Arcade · Retro

Space Rock Breaker
Shared: Casual · Arcade · Incremental

HROT
Shared: Shooter · Retro · First-Person

OutDrive
Shared: Casual · Retro · Arcade

How to Fish
Shared: Shooter · First-Person · Indie

Deep Space Cache
Shared: Casual · Incremental · Indie

MUSYNX
Shared: Casual · Arcade · Indie

A Game About Feeding A Black Hole
Shared: Casual · Incremental · Indie

UpGun
Shared: Casual · Shooter · Arcade

Vampire Survivors
Shared: Casual · Arcade · Indie

BioShock Infinite
Shared: Shooter · First-Person · Singleplayer