Games like Grandma's Last Stand
Games like Grandma's Last Stand include Yet Another Zombie Survivors, Vampire Survivors, BALL x PIT, Megabonk, and Deep Rock Galactic: Survivor. We matched them by the tags players give Grandma's Last Stand on Steam (Casual, Arcade, 2D, Top-Down Shooter, and Top-Down): closest matches first, and among equally close ones the better-known games.

Yet Another Zombie Survivors
Shared: Bullet Heaven · Top-Down Shooter · Arcade

Vampire Survivors
Shared: 2D · Roguelite · Casual

BALL x PIT
Shared: Arcade · Roguelite · Top-Down Shooter

Megabonk
Shared: Bullet Heaven · Roguelite · Indie

Deep Rock Galactic: Survivor
Shared: Bullet Heaven · Top-Down Shooter · Roguelite

Boneraiser Minions
Shared: 2D · Roguelite · Casual

Brotato
Shared: Bullet Heaven · Singleplayer · Roguelite

Razortron 2000
Shared: Casual · Arcade · 2D

A Dance of Fire and Ice
Shared: 2D · Arcade · Indie

Timberman
Shared: Casual · 2D · Arcade

Cyberhunt
Shared: Casual · Arcade · Indie

Space Rock Breaker
Shared: Casual · Arcade · Top-Down

To The Core
Shared: Casual · 2D · Arcade

Peggle Deluxe
Shared: Casual · Arcade · 2D

Apocalypse Party
Shared: Casual · Top-Down Shooter · Singleplayer

Heretic's Fork
Shared: Bullet Heaven · 2D · Arcade

Rogue Legacy 2
Shared: Arcade · Roguelite · Indie

Cursorblade
Shared: Arcade · Bullet Heaven · 2D

The Spell Brigade
Shared: Bullet Heaven · Roguelite · Top-Down Shooter

Time Wasters
Shared: Bullet Heaven · 2D · Roguelite

SNKRX
Shared: Top-Down Shooter · Roguelite · Arcade

Be My Horde
Shared: Bullet Heaven · Indie · Arcade

Halls of Torment
Shared: Roguelite · Arcade · Bullet Heaven

Astro Prospector
Shared: Casual · Roguelite · Bullet Heaven