Comparison

Hidden Camera Detector vs Sentry by RF Code

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hidden Camera Detector

Detect hidden cameras and spy devices using your phone's camera, Wi-Fi, network, and Bluetooth. Features AI image recognition and a network scanner to find suspicious connections and remotely accessible devices.

Highlights
  • AI Spy Camera Image Recognition
  • Lens & IR Detector
  • Network & Wi-Fi Scanner
  • Remotely Accessible Device Scanner
  • Spy Camera Library
  • Expert Help & Guidance
Features
Read full description

The original Hidden Camera Detector — featured by Forbes, Fox, and Yahoo News. Checking into a hotel, rental, or Airbnb? Using a changing room, restroom, or office? Hidden Camera Detector helps you check your surroundings for hidden cameras, trackers, and suspicious devices using multiple detection methods in one easy app. Scan again wherever you go to see if the same trackers or devices keep appearing with you over time. Try every detection method before deciding if Pro is right for you. Built on patented detection technology developed across our consumer and enterprise security products, Hidden Camera Detector brings multiple detection methods together in one consumer app. BLUETOOTH & TRACKER SCAN Find nearby Bluetooth devices and supported trackers. Many devices are identified by name, and live signal strength helps you physically locate them. NETWORK / WI-FI SCAN Scan your local network for connected devices. Hidden Camera Detector now identifies many devices by name and type, making unfamiliar cameras and other devices easier to recognize and investigate. AI IMAGE RECOGNITION Take a photo of a suspicious object and our AI compares it with known spy cameras, returning similar images, links, and descriptions. LENS & IR REFLECTION DETECTOR Scan the space around you live for reflections that may come from a camera lens using our classic lens-detection technology. EXPERT VIDEO GUIDES — FREE Watch security professionals show where hidden cameras are commonly concealed, along with quick demonstrations of the detection methods. WHY PEOPLE CHOOSE HIDDEN CAMERA DETECTOR • Scan again over time to see if the same devices keep appearing with you • The original hidden camera detector app, built on patented detection technology and with over 2 million downloads • Featured by Forbes, Fox, and Yahoo News • Multiple detection methods — network device identification, Bluetooth and tracker locating, AI photo recognition, and live lens reflection scanning • Many network and Bluetooth devices identified by name • Live signal strength helps you locate nearby Bluetooth devices and supported trackers • Simple enough for anyone — at home, traveling, or on the go No app can guarantee it will find every hidden device, but Hidden Camera Detector gives you multiple practical ways to check a space and investigate suspicious devices with greater confidence. SUBSCRIPTION Hidden Camera Detector offers an auto-renewable subscription that unlocks full access to every detection tool. Both plans start with 3 days free — cancel anytime before they end and you won't be charged. Monthly and yearly plans are available; pricing is shown in the app before you subscribe. Payment is charged to your Apple ID at confirmation of purchase. Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Service: https://www.hcdapp.com/tos.html Privacy Policy: https://www.hcdapp.com/privacypolicy.html

About

Sentry by RF Code

Continuously monitors remote IT environments, providing real-time video and thermal data. Receive automated alerts for potential threats to prevent costly IT issues.

Highlights
  • Real-time video monitoring
  • Thermal activity tracking
  • Automated threat alerts
  • Failure-tolerant connection
  • Critical asset visibility
Read full description

Know what’s going on in your remote IT spaces without having to be on-site. Sentry is constantly monitoring unmanned, remote IT environments so you don’t have to. With deep intelligence and real-time alerts, Sentry makes it easier to prevent, thwart, or remediate costly IT situations. Key Features: * Critical Asset Visibility: Get live and recorded video monitoring of all your remote IT environments from anywhere at any time. * Thermal Monitoring: Sentry tracks temperature activity. Thermal sensors monitor temperature fluctuations, pinpoint hot spots, and alert you of any spikes. * Failure-Tolerant Connection: With a backup battery, Sentry stays up and running to give you uninterrupted visibility in the face of power failure or an area-wide outage. * Automated, Real-Time Alerts: When something goes wrong, you need to know. Sentry will send an alert when it detects a threat to your remote IT environment. https://www.rfcode.com/sentry

Screenshots

Hidden Camera Detector4 screens
Sentry by RF Code4 screens

Verdict

The call

The clearest difference is rating: Sentry by RF Code at 5.0 against Hidden Camera Detector's 3.6. Sentry by RF Code also leads on in-app purchases (none vs 2). Hidden Camera Detector's advantage is ratings volume (1.8K vs 3) and update cadence (every 3 months vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Hidden Camera Detector sells 2 in-app purchases, starting at $9.99 per month. Sentry by RF Code asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sentry by RF Code holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Hidden Camera Detector has 1.8K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Hidden Camera Detector ships an update every 3 months, Sentry by RF Code every 7 months. The most recent releases landed on October 3, 2026 and September 15, 2026 respectively.

Scorecard5 real differences · 5 level
Hidden Camera Detector versus Sentry by RF Code: the parameters behind the verdict, then further details
ParameterHidden Camera DetectorSentry by RF Code
PriceFreeFree
Rating3.6 (1.8K ratings)5.0 (3 ratings) — better
Positive reviews20.9% of reviews—
Number of ratings1.8K — better3
Update frequencyEvery 3 months — betterEvery 7 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.0 — better
Further details — not scored
Size72 MB11 MB
Age rating4+4+
DeveloperLSC, LLCRF Code, Inc.

Customer experience

Hidden Camera Detector

All ratings1,846 ratings
Positive63.3%
Neutral10.3%
Negative26.4%
Written reviews163 reviews
Positive20.9%
Neutral2.5%
Negative76.7%

Sentry by RF Code

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Hidden Camera Detector

Subscriptions2
  • HCD App Premium3 Days trial$9.991 Month
  • HCD App Premium Annually3 Days trial$39.991 Year
None

Sentry by RF Code

No in-app purchases

Questions

Is Hidden Camera Detector free?
Hidden Camera Detector is free to download, with in-app purchases available.
Is Sentry by RF Code free?
Sentry by RF Code is free to download, with no in-app purchases.
Which has better reviews, Hidden Camera Detector or Sentry by RF Code?
Sentry by RF Code is rated higher. Hidden Camera Detector averages 3.6 out of 5 from 1.8K ratings, while Sentry by RF Code averages 5.0 from 3 ratings.
Do Hidden Camera Detector or Sentry by RF Code have ads?
Neither Hidden Camera Detector nor Sentry by RF Code shows ads.
Which is updated more often, Hidden Camera Detector or Sentry by RF Code?
Hidden Camera Detector ships an update every 3 months, and Sentry by RF Code every 7 months. Most recently, Hidden Camera Detector was updated on October 3, 2026 and Sentry by RF Code on September 15, 2026.

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