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Hell of a Birthday

Hell of a Birthday

IT’S YOUR BIRTHDAY!!! and nobody came to celebrate with you… Hell of a Birthday is a First-Person comedic horror game where you play as the Birthday Boy trying to survive your special day. From the maker of Bite Night and Invasion of the Halloween Fiends comes another unique adventure.

Released Feb 21, 2025 Developer MyGrandfather Games Platforms Windows AdventureCasualInteractive FictionWalking SimulatorImmersive Sim
View on Steam ↗ $3.99 (US · as of 2026-05-19)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

96.2%positive104 reviews
Recommended · 6 found this helpful

“I loved this goofy little game. It's just pure silliness and really brightened my day. Short but worth it for the laughs.”

— a player, Steam review · 2 hrs played
Recommended · 1 found this helpful

“grandpa games pls never change i love yall”

— a player, Steam review · 1 hrs played
Recommended · 0 found this helpful

“Best game ever for someones birthday, talking from experience 10/10”

— a player, Steam review · 1 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

11achievements
84.4%median completion
13.5%rarest: Fool of The Quicktime Events
95.8% of players 91.3% of players 89.5% of players 87.9% of players 86.4% of players 84.4% of players 83.8% of players 83.8% of players 29.0% of players 20.5% of players 13.5% of players 95.8% 0% most earned rarest
Almost everyone has
95.8%Didn’t Get Sucked Into The Void — Survive The Void
91.3%Reunion With Friends — Regather your stuffed animals
89.5%She's Still Real To Me Dammit — Talk To Britnay Anime on The Phone
Rarest badges of honor
13.5%Fool of The Quicktime Events — Get less than 50% of the Quicktime Events
20.5%Mouse Hunter — Collect all 10 Mice In a Single Playthrough
29.0%Thunderstruck — Activate Tin Foil Mans Special Ability

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Feb 27, 2025
V1.03 SUBTITLE UPDATE!!!

I've added English subtitles to Hell of a Birthday to help make the game a little more accessible. Hope you all enjoy!

Feb 24, 2025
Update V1.02

Another small bug fix update -Fixed the pause menu being able to open during the main menu which led to more problems

Feb 23, 2025
Update V1.01

Thank you everyone who has played my game so far. The reception has been amazing. I did come across a few bugs that needed to be fix so this is what the update is about. - Fixed option menu cursor bei

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAdventure, Casual, Indie
Player tagsAdventure · Casual · Interactive Fiction · Walking Simulator · Immersive Sim · 3D · Cute · First-Person · Horror · Parody · Indie · Psychological Horror (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Family Sharing
LanguagesEnglish * *
Achievements11
Minimum system requirements (PC)

Minimum: OS: Windows 10 64 bits Processor: Intel core i5 Memory: 4 GB RAM Graphics: Nvidia GTX 750 TI 2 GB DirectX: Version 11 Storage: 2 GB available space