PCGame

Grandpa High on Retro

Retro third-person shooter with crude humor and neighborhood combat

Ashnell Games · Published by Ashnell Games · Released Feb 6, 2025

ActionAdventureIndie

AI-generated content disclosed

Reviews
Very Positive
89% of 2,207
Recent reviews
Very Positive
88% of 35 in 30 days
Players
5
daily peak, Nov 7, 2026
Steam Deck
Verified
Last update on Steam
2 months ago
Sep 3, 2026
Minimum PC
GeForce GTX 970
8 GB RAM · 20 GB disk
Full requirements

What is Grandpa High on Retro?

A single-player, retro-styled third-person shooter set in Grandpa's neighborhood. You fight enemies across semi-open, linear levels as Grandpa searches for his mistress after an unexpected phone call.

For you if...

  • +you enjoy crude jokes alongside third-person shooting
  • +you like retro visuals and short campaigns

Not for you if...

  • −you avoid sexual jokes and offensive humor
  • −you prefer open-world exploration to linear levels

What players say

89% of 2,207 reviews are positive · 88% of 35 in the last 30 days

Players praise the crude humor, with some also liking the story and retro look. They complain about bugs, awkward controls and shooting, short length, repetitive enemies, and AI-generated voices. Some say recent updates improved controls but removed jokes and made melee combat less enjoyable.

Screenshots and trailer

Grandpa High on Retro screenshot 1

Grandpa High on Retro system requirements

Minimum: GeForce GTX 970, 8 GB RAM, 20 GB of disk space.

As published by the developer.

Can my PC run Grandpa High on Retro?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS
Windows 10
Processor
Intel Core i5, AMD Ryzen 3 or equivalent (64 bit)
Graphics
NVIDIA GeForce GTX 970 or higher
Memory
8 GB RAM
Storage
20 GB available space
DirectX
Version 11
Notes
DirectX 11 with support for Shader Model 5 (SM5)

Recommended

OS
Windows 10
Processor
Intel Core i5, AMD Ryzen 5 or equivalent (64 bit)
Graphics
NVIDIA GeForce GTX 1080 or higher
Memory
16 GB RAM
Storage
20 GB available space
Notes
DirectX 11 with support for Shader Model 5 (SM5)

Does Grandpa High on Retro have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Does Grandpa High on Retro run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck
  • External controllers are not supported for the primary player

PC version details

DRM
None declared on Steam
Controller
Full controller support
Platforms
Windows
Steam features
Family Sharing
Languages
Full audio: English.

Does Grandpa High on Retro use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

I use AI voice on some npc character voices due the lack of funds to hire another voice actor.

The statement mentions: Voices

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam

Tags

Recent updates

Games like Grandpa High on Retro