Peace of mind, one scan away.
SpySense listens to Wi-Fi and wireless signals around you and points out anything suspicious. No expert knowledge needed. Works on any iPhone.
Built to be quick — and hard to misread.
Everything a nervous first-time user needs is on the first tap. Everything a curious repeat user needs is one tap deeper.
Three taps between you and a peaceful stay.
No calibration, no signup. Open the app, tap Scan, walk around. Under a minute in a normal room.
Install & open
SpySense is free on the App Store. No account setup — you can scan the room within a minute of arriving.
Tap Scan
The app listens to nearby Wi-Fi and wireless traffic and lists every device broadcasting in your vicinity.
Walk the room slowly
Move phone in a wide arc — near the ceiling, over furniture, along the walls. Signals change with distance.
Check the flagged ones
Suspicious devices are highlighted. Tap any one to see what it looks like, what it might be, and what to do next.
A quiet room can still be a noisy room.
Most consumer surveillance gear talks over Wi-Fi or Bluetooth. SpySense listens for that chatter — even when the device itself is hidden inside furniture.
Wi-Fi network audit
Lists every device broadcasting on the current network — even ones hiding behind generic hardware names.
Wireless signal radar
Detects unregistered 2.4 GHz & 5 GHz signals in real time as you move through the room.
Device fingerprinting
Groups signals by manufacturer & type to help you tell the router apart from the “smart” smoke detector.
Real-time alerts
SpySense buzzes the moment it picks up something out of the ordinary — no need to keep watching the screen.
Scan history
Every sweep is saved with time & location so you can compare rooms across your stay.
No signup needed
Nothing to register. Nothing sent to a server. Scan & move on with your day.
Consumer surveillance gear is cheaper than a coffee run.
A Wi-Fi camera costs about the price of dinner for two. It fits inside a smoke detector or an alarm clock. There is no visible sign it’s there — but there is a wireless signature.
Hotels & rentals
Short-term stays are the highest-risk category. Same nightstand, dozens of guests a month — perfect target.
Bathrooms & changing areas
Most invasive placements. Also the most reported category on Airbnb-style platforms.
Meeting rooms
Not just cameras. Wireless microphones for eavesdropping look like ordinary power strips.
Give your next stay a quick check.
Free on the App Store. No signup. iPhone only.
One minute in every unfamiliar room.
Making a habit of a 60-second scan every time you check into a new place is easier than you think.
Vacation rentals
Scan on arrival, before you unpack. Compare rooms if the listing has more than one bedroom.
Hotels
Bedside area, in-room safe, bathroom counter, TV console. Move slowly around each one.
Business trips
Meeting rooms with hot-desks are worth a quick sweep — especially at co-working spaces.
Rented cars
Aftermarket trackers show up as unregistered BLE transmitters. A pre-drive scan takes 30 seconds.
Changing rooms
Scan before you change. If anything anonymous is broadcasting inside a small enclosed space — worth investigating.
Long-term apartments
New apartment or sublet? Do a full scan the day you move in. Add a monthly re-check for peace of mind.
What travelers say.
Verified App Store reviews from real users. All names shown with permission.
“Found an unregistered Wi-Fi transmitter in an Airbnb bathroom within a minute. Money back, host removed. Cannot recommend enough.”
“I travel weekly for work. SpySense is now the first app I open at every hotel. Reassuring in a way no other tool has been.”
“Really simple interface. My mum was able to use it on her own without any tutorial. The alerts are the killer feature.”
“Solid at what it does. Would love to see BLE scanning added in a future release — otherwise 5 stars.”
“The scan history feature helped me realise the same suspicious device followed me across two hotel rooms. Reported it, hotel investigated.”
“Free, fast, no signup, no ads in the scanner. Everything an app should be. Bought the annual as a thank-you.”
Scan free. Upgrade when you need history.
Core scanning is always free. Premium adds scan history, real-time alerts and priority Wi-Fi analysis. 3-day free trial on all annual plans.
Free
- Wi-Fi network audit
- Wireless signal detection
- Manual walk-through mode
- Last scan only
Annual
- 3-day free trial
- Full scan history
- Real-time alerts
- Priority signal analysis
- No ads
Prices in USD. Subscriptions auto-renew unless cancelled at least 24 hours before the end of the period.
Common questions
Does SpySense need any special hardware?
No extra hardware. SpySense uses the Wi-Fi and Bluetooth radios already built into your iPhone. If your phone can join Wi-Fi, it can scan.
Do I need to create an account?
Nope. Download the app and start scanning within a minute. There is no signup wall, no email confirmation, no profile to fill out.
What if a suspicious device is actually the smart TV?
Devices are labelled with their manufacturer where possible. Tap any flagged device to see hints — for example, a device tagged “Samsung TV” on a hotel LAN is almost certainly the room TV, while an unlabelled anonymous transmitter facing the bed deserves a closer look.
Can SpySense find cameras that don’t transmit?
SpySense specialises in wireless detection. Purely local recording devices with no transmission are not detectable through radio signals — for those, a manual visual inspection is still the right approach (we have a full guide in the blog).
Is the free plan really free?
Yes. Core scanning is available without any payment. The Premium tier just unlocks history, alerts and priority analysis for repeat users.
Ready to feel at home in every room?
Free on iPhone. Set up in under a minute. Trusted by travelers worldwide.
About SpySense — a Wi-Fi & wireless scanner for iPhone
SpySense is a free iPhone app that turns your phone into a wireless signal scanner. The app inspects Wi-Fi network activity and listens for stray wireless transmitters in the room around you — the kind of signature that a discreet surveillance device would give off.
Unlike lens-based scanners that rely on catching a reflection, SpySense works on radio: any device that transmits over Wi-Fi or Bluetooth becomes visible, regardless of whether it’s hidden inside a smoke detector, an alarm clock or a picture frame. That covers the vast majority of consumer-grade covert cameras on the market today.
The app is designed to be used by anyone. No configuration, no calibration, no jargon. Open it, tap Scan, walk around the room — the app takes care of the interpretation. For repeat travelers there’s Premium, which adds scan history and real-time alerts on suspicious signals.
Want to learn more about signal-based detection? Our blog covers everything from the physics behind Wi-Fi scanning to practical checklists for hotel arrivals.