Ghost Detector - troll app

Contains ads
Content rating
Teen
10K+
Downloads
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About this app

Ghost Detector is a Canvas prank EMF radar for phones, tablets, and desktops. It does not read a magnetometer, camera, or hidden hardware. You get a full-viewport green sweep, four corner orbs, and a rotating beam that lights colorful blips when the engine stays charged and you cycle Hz bands. Treat it as theater: a glowing CRT gag for parties, Halloween nights, and quiet rooms where a fake detector is the joke.

HOW IT WORKS
The field is dark CRT green with faint scanlines. A circular radar fills the safe area of the window. Rings and crosshairs stay readable in portrait and landscape. The sweep arm rotates without pause. Ghost blips bloom as bright cores in twelve tints. Higher EMF settings tend to show more activity; lower bands feel quieter. Rarity is entertainment math, not a laboratory reading.

CORNER ORBS
Sound (top-left) draws a speaker glyph when audio is on and a mute mark when off. A low drone plus short chirps play as blips appear. Language (top-right) shows a two-letter locale. Tap it to open a two-by-four picker: English, Vietnamese, Traditional Chinese, Simplified Chinese, Japanese, Spanish, Hindi, and French. Charge (bottom-left) shows engine percent with a ring. Hold or hover the orb to refill. When energy drops low, a warning triangle and a short tip explain how to charge. EMF (bottom-right) shows a Hz readout. Cycle 50, 60, 500, 600, 5000, 6000, and 20000 Hz. Hot bands glow warmer so guests can see you retune.

ENGINE AND CHARGE
The engine drains while you scan. High Hz eats power faster, so a long 20 kHz show needs more charging. If the meter falls, the sweep still turns but the gag feels weaker. A charge-guide overlay (source English: Hover the charge orb to refill energy) points at the orb with an arrow. After the page loads you can keep scanning without an account and without a network.

LAYOUT
The Canvas fills the viewport on phones, tablets, watches, and desktops. There is no letterbox panel and no rotate-device gate. Safe-area insets stay in CSS so orbs do not sit under notches. Hit targets track the pointer cursor on desktop. On Android, system Back closes the language picker or charge tip before leaving the activity.

SOUND
Web Audio supplies a low drone and brief chirps when blips appear. Mute from the sound orb in a quiet room. This is theater audio, not EMF measurement.

WHO IT IS FOR
Party hosts, Halloween nights, and anyone who wants a glowing radar gag without pretending it is lab gear. Original Tyttoot art: glossy orbs, CRT green, twelve blip colors. The same HUD ships on the web at tyttoot.com and in Android or iOS builds.

TIPS
Keep the engine above the warning band before you show friends the 20 kHz view. Cycle Hz slowly so each tint has time to bloom. Open Language if a guest prefers another locale. Charge while you talk so the meter never hits empty mid-prank. Tap the warning triangle if you forget where the charge orb sits.

Open the detector, charge the ring, tune Hz, and let the sweep do the rest. No real sensors — entertainment only.
Prank EMF radar. Charge engine, tune Hz, spot blips.
Updated on
Aug 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Comprehensive upgrades to both design and game logic, featuring a clear, seamless setting and smooth, sharp visuals to enhance the player experience.

App support

Phone number
+84968606087
About the developer
Nguyễn Bích Ly
trochoicodien@gmail.com
Vietnam

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