GlorpMath

gleep glorp.

Get to Know Us

About UsSubmit a GameBlog

Help & Support

ContactPrivacy CenterTermsDMCA

Popular

Action GamesCasual GamesMultiplayer GamesPuzzle GamesAll Games

© 2026 GlorpMath. All rights reserved.

GlorpMath is not affiliated with any school or educational institution.

Eagle Craft

Eagle Craft

BitLife

BitLife

Among Us

Among Us

Gun Spin

Gun Spin

Escape Road City 2

Escape Road City 2

Friday Night Funkin

Friday Night Funkin

Undertale Yellow

Undertale Yellow

by Community

Undertale Yellow

by Community
Fleeing The Complex

Fleeing The Complex

Hole.Io

Hole.Io

Bacon May Die

Bacon May Die

Volley Random

Volley Random

Race Survival Arena King

Race Survival Arena King

Stickman Destruction

Stickman Destruction

Snake

Snake

Deadly Descent

Deadly Descent

Fruit Ninja

Fruit Ninja

Velocity Rush

Velocity Rush

Flappy Bird

Flappy Bird

Five Nights At Freddys 4

Five Nights At Freddys 4

OvO 2

OvO 2

Super Star Car

Super Star Car

Obby But Youre On A Bike

Obby But Youre On A Bike

Super Mario 64

Super Mario 64

Geometry Escape

Geometry Escape

Burrito Bison

Burrito Bison

Ultimate Flash Sonic

Ultimate Flash Sonic

Fancy Pants Adventures World 1

Fancy Pants Adventures World 1

Space Waves

Space Waves

Ovo

Ovo

Time Shooter 2

Time Shooter 2

Wheelie Bike

Wheelie Bike

Stickman Gta City

Stickman Gta City

Pico Racer

Pico Racer

Bloxorz

Bloxorz

Tanuki Sunset

Tanuki Sunset

Drift King

Drift King

COD Zombies Portable

COD Zombies Portable

Electric Man 2

Electric Man 2

Choppy Orc

Choppy Orc

Browse by Category

💥action🎮casual🌐3d👾2d♟️strategy👥multiplayer⚔️rpg🧩puzzle⚽sports🏎️driving⚡flash🍄platformer🥊fighting👆clicker🧠brain👻horror🔫fps🌍io🏃stickman💤idle🎲2-player🍕food🟩roblox🤯brainrot⛏️minecraft💅girls🕹️emulator

You Might Also Like

ULTRAKILL

ULTRAKILL

Moto X3m

Moto X3m

Bob The Robber 4

Bob The Robber 4

Gun Spin

Gun Spin

Escape Road City 2

Escape Road City 2

Geometry Vector

Geometry Vector

Cluster Rush

Cluster Rush

Real Flight Simulator

Real Flight Simulator

  1. Home
  2. /Action
  3. /Undertale Yellow

About Undertale Yellow

Multiple story endings to unlockBullet-hell dodge mechanicsFull original soundtrack includedFan-made Undertale prequel story

How to Play Undertale Yellow

Controls

Frequently Asked Questions

Is Undertale Yellow the same as the original Undertale?

Undertale Yellow is a fan-made prequel, not the official Undertale game. It features a new protagonist named Clover and takes place before the events of the original, but it uses the same gameplay mechanics and universe that fans love.

Does Undertale Yellow have multiple endings?

Yes, Undertale Yellow features multiple endings depending on the choices you make throughout the game. Like the original Undertale, your decisions to fight or spare monsters significantly impact the story's outcome.

Who is the main character in Undertale Yellow?

The main character in Undertale Yellow is Clover, a human child who falls into the Underground. Clover is the sixth human to fall before Frisk from the original Undertale, making the story a prequel to those events.

How can I play Undertale Yellow for free?

You can play Undertale Yellow for free right here on GlorpMath. No downloads, sign-ups, or payments required. Just click play and start having fun instantly!

Does Undertale Yellow work on school Chromebooks?

Yes! Undertale Yellow runs directly in your browser and works great on Chromebooks, laptops, tablets, and phones. No installation needed.

Is Undertale Yellow unblocked?

GlorpMath hosts Undertale Yellow directly on our servers, making it accessible from most school and work networks. Just visit GlorpMath and start playing!

BitLife

BitLife

Super Liquid Soccer

Super Liquid Soccer

Red Ball 4

Red Ball 4

Plants vs Zombies

Plants vs Zombies

Funny Shooter 2

Funny Shooter 2

Baldis Basics

Baldis Basics