Comparison

iGradient vs Spy & Hidden Camera Detector

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

Head to head
About

iGradient

This app uses your device's sensors to accurately measure any 2D angle. It intelligently detects orientation and provides readings in degrees, radians, or as a gradient. Ideal for various practical applications requiring precise angle measurements.

Highlights
  • Measures 2D angles
  • Intelligent orientation detection
  • Reads in degrees, radians, or gradient
  • Accurate to 1 degree
  • Switches between horizontal/vertical axis
  • Holds measurement
  • No calibration needed
Features
Read full description

With iGradient you can use your iPhone, iPad or iPod Touch to find any 2D angle. No need to tell the iPhone what angle you want, iGradient knows which way you’re holding your device and finds it. It’s a no mess, no fuss tool; great for engineering, landscaping, DIY, you name it! Features: - Simple to use - Intelligently detects if you want to find an angle in portrait or landscape - Measures angle in degrees, radians or as a gradient - Accurate to 1 degree - Switches between measuring the angle from the horizontal or vertical axis - Holds the measurement for easy reading - No calibration required - Can email your reading

About

Spy & Hidden Camera Detector

This app helps you protect your privacy by scanning for suspicious devices using your phone's sensors. It detects nearby Wi-Fi and Bluetooth connections, infrared light, and magnetic field variations to increase your awareness in unfamiliar spaces.

Highlights
  • Wi-Fi & Bluetooth Scanner
  • IR Detector
  • Magnetic Field Detector
  • Device Details View
  • Scan History
  • Safety Tips
Read full description

STOP LOOKING. START FINDING. Your privacy is non-negotiable. In an era of covert surveillance, Spy & Hidden Camera Detector delivers an intelligent, multi-layered security toolkit to turn your iPhone into a professional-grade privacy scanner. Whether you're staying in an Airbnb, changing in a dressing room, or securing a corporate meeting, our app provides the exact tools you need to find secret cams, hidden listening devices, and wireless trackers in seconds. 5 ADVANCED DETECTION TOOLS IN ONE APP No single scanning technology can catch every hidden device. That is why our 2026 security suite combines five specialized detection layers: AI LENS DETECTOR (NEURAL RECOGNITION) Point your camera around the room to instantly highlight physical lenses. Our proprietary on-device AI analyzes optical reflection and aperture geometry in real-time to identify hidden pinhole cameras, webcams, and concealed camcorders. WI-FI NETWORK & BUG SCANNER Map your local Wi-Fi network to identify connected devices and flag suspicious hardware signatures—including known surveillance brands like Hikvision, Dahua, and Reolink. Spot unknown MAC addresses transmitting data in secret. BLUETOOTH TRACKER FINDER Discover nearby Bluetooth devices, AirTags, and unauthorized listening bugs. The real-time signal meter updates as you walk, allowing you to trace signal strength directly to the hidden device. INFRARED (IR) NIGHT VISION FILTER Most spy cameras use infrared illuminators to record in the dark. Turn off the lights, activate our specialized IR filter, and sweep dark corners to expose invisible night-vision beams and glowing lens points. MAGNETIC FIELD SENSOR (EMF METER) Pinpoint electronic components concealed inside solid objects. Use your phone's magnetometer to track magnetic field spikes behind walls, inside smoke alarms, clocks, or two-way mirrors. BUILT FOR TRANSPARENCY & ACCURACY Zero False Positives: Neural lens recognition differentiates everyday reflective objects from actual camera lenses. Complete Audit System: Our dashboard tracks each tool's progress so you never get a false "All Clear" before completing a full sweep. 100% On-Device Processing: All camera feeds and AI recognition run locally on your phone. Nothing is ever recorded or uploaded. PERFECT FOR EVERY SITUATION Hotels & Airbnbs: Scan bedrooms, bathrooms, smoke detectors, and alarm clocks before unpacking. Dressing Rooms & Restrooms: Check coat hooks, vents, and mirrors for covert lenses. Offices & Boardrooms: Detect hidden bugs and wireless microphones before sensitive meetings. Travel & Luggage: Sweep your personal belongings for unwanted location trackers. HOW TO PERFORM A COMPLETE SWEEP Connect & Scan Network: Identify unknown cameras operating on the local Wi-Fi. Sweep for Bluetooth: Detect nearby active trackers and hidden transmitters. Scan with AI: Point your camera at suspicious everyday objects to spot physical lenses. Inspect in Darkness: Use the Infrared filter to expose invisible night-vision LEDs. Check Surfaces: Move your phone along walls, mirrors, and outlets using the Magnetic Sensor. SUBSCRIPTION & ACCESS Unlock unlimited access to the complete AI security toolkit: Weekly Security Access: $4.99 / week Annual Privacy Guardian: $29.99 / year Payment will be charged to your iTunes Account upon confirmation of purchase. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store Account Settings. PRIVACY FIRST Your security should never come at the cost of your data. Spy & Hidden Camera Detector operates with total privacy: no accounts required, no data collection, and no cloud processing. Privacy Policy: https://hiddencameradetector.app/privacy/ Terms of Use: https://hiddencameradetector.app/terms/ SUPPORT & FEEDBACK Contact: info.easifystudios@gmail.com Website: https://hiddencameradetector.app STAY INFORMED. STAY IN CONTROL. STAY SAFE.

Screenshots

iGradient4 screens
Spy & Hidden Camera Detector4 screens

Verdict

The call

iGradient and Spy & Hidden Camera Detector both sit at 4.3 stars, but that hides the real split: 94% of iGradient's written reviews are positive against 0% of Spy & Hidden Camera Detector's. iGradient also leads on in-app purchases (none vs 3) and iOS requirement (9.3 vs 15.5). Spy & Hidden Camera Detector's advantage is price (Free vs $2.99) and update cadence (every 6 days vs every 6 months). On rating, ads and device support 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

Spy & Hidden Camera Detector is free to download; iGradient costs $2.99 up front. Spy & Hidden Camera Detector sells 3 in-app purchases, starting at $4.99 per 7 days. iGradient asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for iGradient against 4.3 for Spy & Hidden Camera Detector. That said, the two scores are not equally well evidenced: Spy & Hidden Camera Detector has 37 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 94% of iGradient's written reviews are positive against 0% of Spy & Hidden Camera Detector's.

UpkeepUpdate frequency

iGradient ships an update every 6 months, Spy & Hidden Camera Detector every 6 days. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

Scorecard7 real differences · 3 level
iGradient versus Spy & Hidden Camera Detector: the parameters behind the verdict, then further details
ParameteriGradientSpy & Hidden Camera Detector
Price$2.99Free — better
Rating4.3 (7 ratings)4.3 (37 ratings)
Positive reviews93.5% of reviews — better0.0% of reviews
Number of ratings737 — better
Update frequencyEvery 6 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.3 — better15.5
Further details — not scored
Size10 MB95 MB
Age rating4++4
DeveloperIvan PerreEmre Erol

Customer experience

iGradient

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews31 reviews
Positive93.5%
Neutral0.0%
Negative6.5%

Spy & Hidden Camera Detector

All ratings37 ratings
Positive83.8%
Neutral2.7%
Negative13.5%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

iGradient

No in-app purchases

3 purchases

Spy & Hidden Camera Detector

Subscriptions3
  • Weekly$4.997 Days
  • Annual Flash Sale$14.991 Year
  • Annual$29.991 Year

Questions

Is iGradient free?
iGradient costs $2.99, with no in-app purchases.
Is Spy & Hidden Camera Detector free?
Spy & Hidden Camera Detector is free to download, with in-app purchases available.
Which has better reviews, iGradient or Spy & Hidden Camera Detector?
iGradient and Spy & Hidden Camera Detector are both rated 4.3 out of 5 on the App Store, from 7 and 37 ratings respectively.
Do iGradient or Spy & Hidden Camera Detector have ads?
Neither iGradient nor Spy & Hidden Camera Detector shows ads.
Which is updated more often, iGradient or Spy & Hidden Camera Detector?
iGradient ships an update every 6 months, and Spy & Hidden Camera Detector every 6 days. Most recently, iGradient was updated on October 14, 2026 and Spy & Hidden Camera Detector on October 12, 2026.

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