Are these hacker pranks safe?

Yes! All our hacker pranks are 100% safe and do not cause any harm to your computer or data. They are pure JavaScript simulations that don't modify system files or install anything.

Do I need technical skills to use these pranks?

No technical skills are required. Just pick a prank, click the button, and enjoy the reactions. All pranks work with a single click.

Can I use these pranks on mobile devices?

Yes. Most of our pranks work on both desktop and mobile devices with a web browser. Some visual pranks like BSOD are optimized for desktop screens.

How do I stop a prank once it starts?

Simply refresh the page or close and reopen the browser tab. All pranks are non-persistent and disappear when you refresh.

Will these pranks work on Mac and Windows?

Yes! Our pranks work on any modern web browser on Windows, Mac, Linux, and mobile operating systems.

Is it legal to use these pranks?

Our pranks are designed for harmless fun between friends. However, always get permission before pranking colleagues or use them in appropriate contexts. Never use them to frighten or distress others.

Do the pranks work in fullscreen mode?

Most visual pranks work best in a standard browser window. Some like the BSOD and system error screens can be displayed in fullscreen mode for maximum effect.

Can I customize the prank messages?

Currently, our pranks use preset messages for simplicity. However, you can create similar effects using custom code or contact us for enterprise customization options.

Do these pranks work on Zoom or video calls?

Yes! You can share your screen during video calls and trigger a prank. Make sure to set your status to 'Do Not Disturb' first to avoid interruptions.

Are these pranks suitable for workplace use?

Our pranks are workplace-safe when used appropriately. The fake login and hacking simulation pranks are popular for office pranks on April Fools' Day or during team events.

WELCOME TO THE UNDERGROUND

Realistic hacking simulations & tech pranks. 100% harmless, zero installation — just open and prank.

🛡️ 100% Harmless 🔒 No Data Collected ⚡ Press F11 for Fullscreen

⭐ Featured

⌨️

Hacker Typer

Type anything and look like a Hollywood hacker! The ultimate fake coding simulator.

Start Hacking

🟢

Matrix Rain

The iconic Matrix digital rain effect. Pure hacker aesthetic.

Enter Matrix

💀 System & Crash Pranks

🖥️

Blue Screen Generator

Authentic Windows BSOD fake crash. Maximum scare factor!

Trigger Crash

⛔

System Error Prank

Fake critical system failure with hacking animations and escalating alerts.

Execute Prank

🔄

Fake System Update

Realistic Windows update screen with fake installation progress.

Deploy Update

🍎

macOS Update

Fake Apple-style update screen with progress bar.

Update Now

🚔

FBI Warning

Fake FBI/law enforcement warning screen. Classic scare prank!

Activate Alert

🔒

Ransomware

Fake ransomware screen showing encryption progress. Totally harmless!

Activate Ransomware

💻

Terminal Simulation

Multiple fake hacker terminals running realistic commands.

Initiate Hack

🌍

Cyber Attack Map

Fake live cyber attack visualization across the globe.

View Map

🛡️

Antivirus Scan

Fake antivirus scan finds terrifying malware! Quarantine failed!

Scan System

🎭 Screen & Visual Effects

👻

Ghost Typist

Mysterious invisible typing. Messages appear as if a ghost hacker is typing!

Start Ghost

🖱️

Mouse Movement

Freaky cursor that moves on its own. Ultimate office prank!

Start Prank

🔐

Fake Login

Realistic password prompt that reveals their "hacked" password!

Capture Password

⏳

Infinite Loading

Progress bar stuck at 99% forever with funny status messages!

Start Loading

🌈

RGB Glitch

Mind-bending screen distortion with color splitting effects!

Glitch Out

🏆

Fake You Won

Endless flood of "You Won!" prize popups with sounds!

Claim Prize

❄️

Screen Freeze

Fake frozen computer with spinning wheel of death!

Freeze Screen

🔍 Surveillance & Privacy Scares

👤

Face Recognition

Fake face detection scan with escalating alerts.

Scan Face

📍

Location Tracked

Your location is being tracked! Fake GPS warning with map.

Track Location

📷

Webcam Hacked

Someone is watching through your webcam! Multi-phase scare.

View Alert

🤖

Deepfake Detected

AI deepfake detection warning with analysis animation.

Run Analysis

🔑

Password Leaked

Your password has been compromised! Fake breach database.

Check Password

🌐

VPN Leaked

Your real IP is exposed! Fake VPN leak with location mapping.

Check VPN

⌨️

Keyboard Hacked

Your keyboard is possessed! Every key types something else.

Hack Keys

📺

Fake Screen Share

Someone is viewing your screen! Fake remote desktop alert.

Share Screen

📜

Browser History Leaked

Your embarrassing browsing history has been exposed! Fake data leak.

View History

🧪 Advanced Threats

🤖

AI Gone Rogue

An AI assistant goes rogue and takes control of your screen!

Chat Now

⛏️

Cryptominer Detected

Secret cryptocurrency mining detected! CPU at 100%!

Scan System

📡

WiFi Hijacked

Unknown devices are stealing your WiFi! Network compromised!

Check Network

👁️

Stealth Monitor

Hidden surveillance detected! Camera, mic, and keylogger all active!

View Monitor

🏠

Smart Home Hacked

Your IoT devices are compromised! Thermostat spiking, doors unlocking, cameras streaming!

View Dashboard

🏦

Bank Account Compromised

Unauthorized transactions draining your account! Multiple banks compromised!

View Alert

🎮 Games & Fun

👾

Doom Console

Fake retro game console running in browser. Classic gaming prank!

Launch Game

🕹️

Retro Arcade

Fake arcade cabinet with classic games!

Insert Coin

🎯 Realistic Looks & feels like the real thing

🛡️ 100% Safe Browser-only, no installs or damage

🖱️ One-Click No skills needed, just open & prank

📱 Works Everywhere Desktop, tablet, phone — any browser

💰 Completely Free No subscriptions, no hidden costs

LATEST_BLOG_POSTS

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[April 30, 2026] [4 min]

The EvilTokens Kit: How 7 Million Device Code Phishing Attacks Bypassed MFA in Four Weeks

The phishing kit that doesn't need your password — because it asks for something far more dangerous: your trust. In...

[April 30, 2026] [4 min]

CVE-2026-32202: The Incomplete APT28 Patch That Leaked Credentials

Here's a nightmare scenario: You install the patch. Microsoft marks the vulnerability resolved. Your system is safe....

[April 30, 2026] [4 min]

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# Rust's 'Ghost-Buffer' Exploit: When the 'Safe' Language Betrays You **What if the programming language designed to...

[April 30, 2026] [5 min]

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VIEW ALL POSTS

⭐ Featured

Hacker Typer

Matrix Rain

💀 System & Crash Pranks

Blue Screen Generator

System Error Prank

Fake System Update

macOS Update

FBI Warning

Ransomware

Terminal Simulation

Cyber Attack Map

Antivirus Scan

🎭 Screen & Visual Effects

Ghost Typist

Mouse Movement

Fake Login

Infinite Loading

RGB Glitch

Fake You Won

Screen Freeze

🔍 Surveillance & Privacy Scares

Face Recognition

Location Tracked

Webcam Hacked

Deepfake Detected

Password Leaked

VPN Leaked

Keyboard Hacked

Fake Screen Share

Browser History Leaked

🧪 Advanced Threats

AI Gone Rogue

Cryptominer Detected

WiFi Hijacked

Stealth Monitor

Smart Home Hacked

Bank Account Compromised

🎮 Games & Fun

Doom Console

Retro Arcade

LATEST_BLOG_POSTS

The 389% Ransomware Surge: What Fortinet's 2026 Threat Report Reveals About AI-Enabled Cybercrime

The EvilTokens Kit: How 7 Million Device Code Phishing Attacks Bypassed MFA in Four Weeks

CVE-2026-32202: The Incomplete APT28 Patch That Leaked Credentials

Rust's 'Ghost-Buffer' Exploit: When the 'Safe' Language Betrays You

ClawWorm: The First Self-Propagating AI Agent Worm — And Why Your Agent Is Already the Attack Vector

Negative Seven Days: When AI Fixes Your Vulnerabilities Before You Know They Exist

Wait! Don't Go!