Generator
RandomFake Virus Scan Generator
Free fake virus scan prank that runs 100% in your browser — no download, totally safe. Norton, McAfee and Avast themes with one-tap exit on any device.
Preview
Live
Choose a theme to generate preview
Tips- Use the McAfee or Norton theme for the most recognisable look
- Set Total Threats high (e.g. 47) for maximum dramatic effect
- Press ESC at any time to exit fullscreen and end the prank
Have feedback? Report bugs, suggest features, or share your thoughts — we read them allWhat is the Fake Virus Scan Generator?
The Fake Virus Scan Generator is a browser-only prank tool that mimics the look of a major antivirus product running a full-system scan. It animates a progress bar from 0 to 100 percent over your chosen duration, rotates through realistic file paths like C:\Users\Documents\report.docx, and increments a Threats Found counter as the scan progresses. When the bar reaches 100 percent it switches to a dramatic Critical Threats Detected alert with fake Quarantine and Upgrade buttons clearly labelled as prank. Nothing is scanned, nothing is touched on disk. For a cross-platform prank kit, pair it with our Fake XP BSOD — same one-click realism on a different OS.
Key Features
- Four authentic antivirus themes: Norton, McAfee, Avast, Generic
- Rotating realistic Windows file paths during the scan
- Threats Found counter that grows proportionally with the bar
- Configurable total threats (1-9999) and scan duration (0.5-60 minutes)
- Final Critical Threats Detected alert screen with fake CTA buttons
- Every fake button shows a (prank) badge and pops a clear PRANK toast on click
- Browser-only — no actual scan, no system access, ESC always exits
How to Use
- Pick an antivirus theme that matches what your victim usually sees
- Set Total Threats to a high number (47 is the classic scary value)
- Set Scan Duration in minutes — 1 to 5 minutes is most realistic
- Click Start Prank Scan to enter fullscreen with the rotating file paths
- Watch the threat counter climb and the bar fill, then the alert screen appears
- Press ESC at any time to exit fullscreen and reveal the prank
Common Use Cases
- Office pranks on coworkers who panic about computer security
- TikTok and YouTube comedy sketches about antivirus pop-ups
- Showing family members what fake virus scam pages look like (education)
- Halloween or April Fools jokes among Windows-using friend groups
- Mockups for cybersecurity awareness training presentations
- Pretending your machine is busy to skip a meeting (see also our Fake Android Update)
Frequently Asked Questions
Yes on both counts. The tool is completely free with no sign-up, no payment and no limits. Once the page has loaded it runs entirely in your browser, so it keeps working with no internet connection — the rotating file paths, threat counter and alert screen are all generated locally in JavaScript. Nothing is downloaded, installed or sent to a server, which is exactly why it is safe to use as a harmless joke.
Yes — it works on any modern phone or tablet browser. To make it safe on touch devices there is an always-visible Exit button in the top-right corner of the fake scan: just tap it to close the prank instantly. On desktop you can also press ESC at any time. Because the Exit button is part of the overlay itself, you are never trapped on the fake screen, even without a keyboard.
Yes. Use the Custom Brand Name field to override the header text and the Upload Custom Logo option (PNG, JPG or SVG up to 4MB) to show your own image next to it — perfect for a custom or made-up antivirus brand. When your setup looks right, click Copy Share Link to generate a URL that encodes the theme, brand, threat count, duration, speed and starting progress, so a friend opens the exact same prank you configured.
Yes — completely safe. No scan happens, no file is read, no executable is downloaded, no network call is made beyond loading this page. Every file path you see in the prank is hard-coded sample text rotating in a JavaScript array. The Quarantine and Upgrade buttons are clearly marked (prank) and only show a notification saying PRANK — this button does nothing. Closing the tab ends the joke instantly with zero side effects.
Real scareware tries to trick you into installing malware, paying money to a fake support number, or granting remote access via TeamViewer. This tool does none of that — it has no payment processor, no phone number, no remote-access link and no installer. The fake CTA buttons are inert by design and labelled (prank). We built it explicitly to be educational and entertaining, never to defraud anyone. Use it among friends who will appreciate the joke.
Tap the always-visible Exit button in the top-right corner of the fake scan — it works on phones and tablets where there is no ESC key. On desktop you can also press ESC. Browsers always permit ESC to exit fullscreen and never let webpages override that, by Fullscreen API specification. You can additionally force-quit the browser, close the laptop, or switch apps with Alt+Tab — all of those end the prank immediately.
Real antivirus scanners typically find threats progressively as they walk through the filesystem, which is what we mimic. If you set Total Threats to 47 and the bar is at 60 percent, the counter shows roughly 28. By the time the bar reaches 100 percent the counter reads 47 of 47 and the screen switches to the dramatic Critical Threats Detected alert with fake action buttons.
The current version uses a fixed list of 20 realistic Windows file paths covering Users\Documents, Program Files, Windows\System32, ProgramData and AppData locations. These rotate every 350 milliseconds for a convincing live-scan effect. Custom paths are not currently editable in the UI, but the JavaScript file is unminified and a developer can add or replace entries in the PATHS array near the top of Tool.js.
It runs in any modern browser on any OS, but the file paths shown are Windows-style (C:\Users\...) because that is what most fake antivirus scares look like. For maximum authenticity on a victim using a Mac, you can still run it — the antivirus branding (Norton, McAfee, etc.) is recognisable across platforms and the dramatic alert screen still works as a joke. ESC always exits regardless of OS.
No. Chrome Safe Browsing, Microsoft SmartScreen and Firefox Tracking Protection only flag pages that try to install software, request credentials, or impersonate real services for fraud. This tool does none of those — it is pure HTML and CSS with no installer, no form, no impersonation. The branded themes are visual references for a prank, not phishing pages. If your browser does warn, it is a false positive and you can safely continue.
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