Proximity Evidence Technology

Give any object
artificial memory.

Every phone, watch, and earbud broadcasts a signal. Digital Tripwire is your silent witness. When something you protect is touched, moved, or taken, it logs every device that was there — encrypted, timestamped, court-ready.

0+
devices detected in most scans
0ft
indoor scanning range
Built-in cellular
works anywhere, no Wi-Fi needed
The Commercial · Proximity Evidence Technology

Be less Watson.
More Holmes.

Sherlock solved cases by spotting the clue everyone else walked past. Digital Tripwire hides that clue in everything you own — and it never blinks.

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Since 1887, the clue was always there.
The Problem

Your AirTag found the bag.
It can't find the thief.

The moment someone pulls the tracker off and tosses it, you're tracking a trash can. Location isn't evidence. Presence is.

Where.

GPS trackers give you a dot on a map. They can't tell you who picked your item up, when it was touched, or prove any of it later. The chain of evidence ends the second the tracker is found.

Who.

Digital Tripwire logs the MAC address, signal strength, distance, and timestamp of every device within range the instant your item is disturbed. The thief's own phone becomes the witness against them.

84%
of stolen property is never recovered
87%
of stolen vehicles vanish without a trace
56%
of violent crimes go unsolved
84%
of home burglaries result in no arrest
The Lineup

Two silent witnesses.
One forensic network.

Digital Tripwire Home

The command center
for everything you own.

A wedge of glass on your counter that watches everything. The live dashboard shows every device near your home, maps your grain-of-rice sensor nodes room by room, and logs it all to the forensic chain. If someone gets close to what's yours, you'll know exactly who.

DisplayFull-color LCD · live proximity dashboard
Node networkRoom-by-room placement map · 200+ colors
ConnectivityLTE-M direct to cloud · BLE + Wi-Fi scan
PowerUSB-C sentry mode · always on
Logging1-second interval · AES-256 · hash-chained
$189.99+ $2.99/mo cloud service
Pre-Order Digital Tripwire Home
Digital Tripwire Mobile compact glass device with loop, screen listing nearby devices with distances
Digital Tripwire Mobile

Evidence that fits
on a keychain.

Clip it to your bag, drop it in your car, slide it into a jacket pocket. Digital Tripwire Mobile sleeps until something moves it, then wakes and captures every device nearby. Dormant for years on one battery. Watching the entire time.

Form factorCompact glass · integrated carry loop
Battery3–5 years · no charging, ever
TriggerAccelerometer wake · forensic-grade scan
HeartbeatLocation ping every 15 minutes
VerificationHidden UV QR · registered ownership
$189.99+ $2.99/mo cloud service
Pre-Order Digital Tripwire Mobile
How It Works

Three steps. Zero effort.

No configuration. No charging. No tech skills. Place it and forget it — until the day you need it.

STEP 01

Place it

Your car, your bag, your kid's backpack, behind the TV. Scan the QR code to register it to your account. Done in ninety seconds.

STEP 02

Forget it

The device sleeps, sending a heartbeat ping every 15 minutes. Years of battery. No maintenance. It just watches.

STEP 03

Know who

Something happens? Open the app. Every device that was near your item is logged with time, distance, and signal. Export it. Hand it to police.

Your Personal Proximity Network · Interactive Demo

Your home. Protected
from the inside.

Every tracker ships with 10 grain-of-rice nodes. Hide them in what matters — a disturbed node silently wakes your tracker, which logs every device in range. Tap a node to see what it protects, or run the demo and watch a break-in get logged in real time.

nodes sleep until touched · or tap one
GARAGE LIVING ROOM KID'S ROOM KITCHEN OFFICE MASTER KID'S ROOM
Intrusion event log● LIVE
✓ 5A:C9:E1:44:B2:07 logged by 5 nodes · one device, room by room · chain exported
Personal Safety

She didn't check in
after work.

Before leaving the office, she set a 15-minute check-in. One tap in the app. Dark parking garages. Late night walks. Anytime she wants someone watching her back.

If she doesn't confirm she's safe within 15 minutes, her 5 trusted contacts are notified instantly — with her location and full proximity logs, ready to export to police.

  • One-tap check-in timer
  • 5 trusted emergency contacts
  • Auto-alert with location + proximity data
  • Full log export for law enforcement
  • Works without Wi-Fi via LTE-M
Woman checking her phone in a dark parking garage at night, a figure in the distance behind her
Ownership Verification

They can strip it.
They can't erase it.

Phone scanning a hidden UV QR code on a stripped car in a chop shop, showing ownership verified

They chopped your car into parts. Changed the VIN. Sold it piece by piece at three different shops across two states. None of that matters.

Every Digital Tripwire device has a hidden UV-reactive QR code, invisible to the naked eye. Shine a blacklight, scan it with any phone, and it pulls up the registered owner, the full proximity log, and a chain of custody that holds up in court.

The parts don't need to be whole. They just need to be yours.

  • Invisible UV QR tied to your account
  • Works on individual parts, not just whole items
  • Links directly to the proximity evidence log
  • Scannable by any phone with a blacklight
Forensic Architecture

Evidence they can't erase.
A chain they can't break.

Every scan is cryptographically linked to the one before it. Alter a single byte and the chain flags it. This is what makes a log admissible instead of arguable.

EVENT #8545
triggerheartbeat
devices3
time02:14:07Z
sha256: a91f…c27e
EVENT #8546
triggermotion
devices7
time02:31:44Z
prev: a91f…c27e
sha256: 4be2…91aa
EVENT #8547
triggertaken
devices2
nearest4 ft · -35 dBm
prev: 4be2…91aa
sha256: f30c…d881
EXPORT
formatCSV / JSON
custodyverified
integrity✓ intact
chain of custody: complete
AES-256 encrypted before transmission
Hash-chained, tamper-evident logs
Court-ready chain of custody export
Validated by former FBI, prosecutor & judge
Expert Validation

What actually holds up
in court?

We asked former FBI forensics investigators, federal prosecutors, and family court judges. They'd never seen BLE proximity data used as evidence. Until now.

Nizar Balil

Nizar Balil

Former FBI & Interpol Digital Forensics Investigator. 20+ years in digital evidence analysis and courtroom testimony.
VERIFIED EXPERT
Lisa Pyle

Lisa Pyle

Former NYC Criminal Prosecutor & Federal Ethics Attorney
VERIFIED EXPERT
Marquis Jones

Marquis Jones

Former Family Court Judge & Deputy Attorney General
VERIFIED EXPERT
The Difference

Not a tracker.
A different category entirely.

Feature
Digital Tripwire
AirTag
Tile
Battery life
3–5 years
1 year
Charging
Logs nearby devices
Check-in monitoring
Encrypted evidence logs
Court-admissible design
Chain of custody export
CSV / JSON
Cellular direct to cloud
LTE-M
Price
$189.99
$29
$25
Global Coverage

Global coverage.
Local intelligence.

Wherever your asset goes, Digital Tripwire keeps building the one thing GPS trackers can't: a memory of who and what came near it. Quietly connected. Always protecting.

Show:
Tap any country to see how Digital Tripwire supports recovery
Plans

Choose your protection.

Hardware plus cloud service. No hidden fees. Cancel anytime.

Protection
$2.99
per month + $189.99 device
  • One device, full app access
  • Auto-saved proximity logs
  • CSV / JSON evidence export
  • Check-in monitoring
  • 15-minute heartbeat pings
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Most popular
Protection Plus
$19.99
per month + $189.99 per device
  • Everything in Protection
  • Manage up to 20 devices
  • One centralized dashboard
  • Priority alert routing
  • Family location sharing
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Enterprise
Custom
volume pricing available
  • Everything in Plus
  • Unlimited devices
  • API integrations
  • Custom alerting rules
  • Dedicated support
Contact sales
FAQ

Questions, answered.

AirTags and Tile are finders — they tell you where something is. Digital Tripwire is an evidence device — it tells you who was near your item when it was disturbed. It logs every Bluetooth and Wi-Fi device in range, encrypts the data, and uploads it via LTE-M direct to the cloud. No phone relay required.

Every scan captures MAC addresses of nearby BLE and Wi-Fi devices, signal strength for distance estimation, device type classification, GPS coordinates, and precise timestamps — all cryptographically chained and encrypted before transmission.

Digital Tripwire captures publicly broadcast wireless signals — the same BLE and Wi-Fi advertisements every device around you is already transmitting. Data is collected passively, encrypted, and hash-chained for integrity verification. The forensic architecture is designed to meet requirements for digital evidence admissibility.

Yes. Digital Tripwire uses LTE-M cellular connectivity to transmit data directly to the cloud. No phone relay, no Wi-Fi, no Apple or Google network. Completely independent — which is exactly what makes it reliable as evidence.

Your data is your data. You control it, you export it, you decide who sees it. If you choose to share logs with law enforcement, the chain-of-custody export provides forensic-standard documentation. There is no backdoor access for anyone.

Your Personal Proximity Network · The Walkthrough

The Case of
the Misplaced Hat.

Holmes returns home. The hat hangs on the wrong hook. The jacket is creased where it shouldn't be. The magnifying glass sits an inch from where he left it. Someone was here — and every object remembers who. Watch Holmes reconstruct it, minute by minute, node by node.

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Elementary.