Best Surveillance Detector Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated November 2026

Out of 250+ surveillance detector apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Surveillance Detector Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nearby Device Detector: ScanNearby Device Detector: ScanFree4.5★ (2.5K)NoYesNov 2026
2Detector:Find Lost/Spy DeviceDetector:Find Lost/Spy DeviceFree4.6★ (558)YesNoNov 2026
3Hidden Spy Camera Finder ProHidden Spy Camera Finder ProFree4.4★ (12K)NoYesNov 2026
4SpyDetectSpyDetectFree4.7★ (3)YesNoOct 2026
5Covert Detector: Device & CamCovert Detector: Device & CamFree5.0★ (1)YesYesOct 2026
6CamClue Hidden Camera DetectorCamClue Hidden Camera DetectorFree—NoYesAug 2026
7Surveillance ProSurveillance ProFree4.1★ (215)NoYesOct 2026
8CamRadar: Spy Camera DetectorCamRadar: Spy Camera DetectorFree5.0★ (1)NoYesOct 2026

Top Picks for Surveillance Detector

Nearby Device Detector: Scan#1

Nearby Device Detector: Scan by Teguh Prasetia

Device Detector and Spy Finder
Editor's Choice
🌟 Lifestyle
4.5😞(2.5K ratings)
FreeIn-App Purchases
Nearby Device Detector: Scan screenshot 1
Nearby Device Detector: Scan screenshot 2
Nearby Device Detector: Scan screenshot 3
Nearby Device Detector: Scan screenshot 4
Nearby Device Detector: Scan screenshot 5

Scan your current network for suspicious devices and identify hidden cameras or bugs using advanced AI and Wi-Fi scanning. Protect your privacy in hotels, public spaces, and more by ensuring your environment is safe.

What We Love

  • 🚀 Satisfactory and useful
  • 🔒 Extraordinary intelligence and accurate tracking methods

Room to Improve

  • 🐛 Useless
  • 🐛 Doesn't work
  • 🐛 Waste of money and time
  • 🐛 Misleading subscription info
  • 🐛 No way to contact developer
  • 🐛 Minimal information provided
Detector:Find Lost/Spy Device#2

Detector:Find Lost/Spy Device by 长金 胡

Find The Lost or Spy Devices
Strong Contender
🔧 Utilities
4.6😊(558 ratings)
FreeAds
Detector:Find Lost/Spy Device screenshot 1
Detector:Find Lost/Spy Device screenshot 2
Detector:Find Lost/Spy Device screenshot 3
Detector:Find Lost/Spy Device screenshot 4

Detect hidden spy devices like cameras and microphones using advanced technology. This app helps you safeguard your privacy by scanning for Bluetooth, magnetic fields, infrared, and Wi-Fi signals. Restore peace of mind by unmasking intrusive gadgets in your surroundings.

What We Love

  • 🚀 Works as advertised
  • 👍 Easy to use
  • 🔍 Variety of detection methods
  • 💡 Helpful for finding lost devices
  • 🔒 Useful for security purposes

Room to Improve

  • 🔋 High ad frequency
  • 📍 Inaccurate distance measurements
  • 🐛 Compatibility issues with some devices
Hidden Spy Camera Finder Pro#3

Hidden Spy Camera Finder Pro by DREAMTEAM APPS sp. z o.o.

#1 Recommended Cam Scanner
Worth Considering
🔧 Utilities
4.4😞(12K ratings)
FreeIn-App Purchases
Hidden Spy Camera Finder Pro screenshot 1
Hidden Spy Camera Finder Pro screenshot 2
Hidden Spy Camera Finder Pro screenshot 3
Hidden Spy Camera Finder Pro screenshot 4
Hidden Spy Camera Finder Pro screenshot 5

Detect hidden cameras and suspicious devices on your network with a single tap. This app offers WiFi and Bluetooth scanning to help you maintain privacy in various locations like hotels and bathrooms.

What We Love

  • 🚀 Effective detection
  • 🔒 Reliable counter-surveillance
  • 👍 User-friendly instructions
  • 👍 Confidence provider
  • 👍 Peace of mind
  • 👍 Impressive detection

Room to Improve

  • 🐛 App crashes when searching WiFi
  • 🐛 Doesn't work for intended purpose
  • 🐛 Useless information
  • 🐛 Unreliable detection
  • 🐛 Broken functionality
  • 🐛 Scammy tactics
  • 🐛 Picks up all devices as suspicious

More Surveillance Detector apps to explore

FAQ about Surveillance Detector

What are the best surveillance detector apps for iPhone?
Nearby Device Detector: Scan tops our surveillance detector apps ranking as of November 2026, with a 4.5-star average from 2.5K App Store ratings, and it's free to download.
Yes — 20 of the top surveillance detector apps we rank are free to download, including Nearby Device Detector: Scan and Detector:Find Lost/Spy Device.
Nearby Device Detector: Scan has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 250+ surveillance detector apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.