Comparison

Hidden Camera | Spy Detector vs Sign documents Fast & Secure

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

Head to head
About

Hidden Camera | Spy Detector

Detect hidden cameras and suspicious devices using your phone's sensors. Offers camera analysis, magnetic field detection, and Wi-Fi/Bluetooth scans to enhance privacy in unfamiliar spaces.

Highlights
  • Camera detection via device camera
  • Magnetic field sensor for electronic devices
  • Wi-Fi scan for suspicious network devices
  • Bluetooth scan for nearby devices
  • Save scan results with photos and notes
  • Create and share inspection reports
Features
Read full description

Hidden Camera | Spy Detector helps you detect hidden cameras and suspicious surveillance devices in indoor environments using multiple sensor based detection methods. The app combines camera analysis, magnetic field detection, and wireless scans to help identify potentially unsafe devices around you. It can be used in hotel rooms, rental apartments, offices, or any unfamiliar spaces where privacy matters. DETECTION TOOLS 1) Camera Detector Uses your device camera to identify suspicious light reflections and infrared sources that may indicate hidden cameras. 2) Magnetic Sensor Detects abnormal magnetic fields that can be associated with electronic monitoring devices. 3) Wi-Fi Scan Helps identify unknown or suspicious devices connected to the same network. 4) Bluetooth Scan Searches for nearby Bluetooth devices that may require attention. REPORTS AND DOCUMENTATION – Save scan results with photos and notes – Create inspection reports for later review – Share reports when needed APP GUIDE Instructions are available for each detection mode, explaining: – How to properly scan a room – How to interpret signals and indicators – How to save and manage reports ACCESS AND PLANS FREE VERSION Only Bluetooth Scan is available PREMIUM VERSION Access to all detection modes: 1. Camera Detector 2. Magnetic Sensor 3. Wi-Fi Scan 4. Bluetooth Scan Hidden Camera | Spy Detector is designed to support personal space inspection and awareness. Detection results are indicative and should not be treated as professional or legal conclusions. Privacy Policy: https://docs.google.com/document/d/1FdMtJFGAJgPMg1z_hQlVPt3NZO4xJ2gC0ljzPGZvMQw/edit?usp=sharing Term of Use: https://docs.google.com/document/d/1BUrtlYRhQrhd7hFp-JozXy-2NcJ-yKaCGIxCLzHhLu4/edit?usp=sharing

About

Sign documents Fast & Secure

Easily create, sign, and store important documents directly on your device. Import files from various sources, customize your signature, and securely share your signed documents via multiple platforms. All your signed paperwork is kept private and accessible locally.

Highlights
  • Create and sign documents instantly
  • Import documents via camera, gallery, or file manager
  • Customizable signature styles
  • Local document storage and archive
  • Securely export and share signed documents
  • Privacy-focused, data stays on device
Features
Read full description

Sign, store, and share important documents in seconds — securely and entirely on your device. Create & Sign Documents Instantly Import any document using your camera, photo gallery, or file manager. Draw your signature directly on the screen, adjust its style, size, and position, and apply it exactly where needed. Customizable Signatures Fine-tune your signature with adjustable pen thickness, color, and transparency. Stay Organized All signed documents are stored locally in a clean, private archive. Export them anytime and share them via email, messengers, cloud storage, or any other service on your device. Fast, Private & Secure No data leaves your device unless you choose to share it. Your documents stay yours — always. Perfect for: - Contracts and agreements - Invoices and receipts - Permission slips - Any paperwork that needs your signature on the go Get it done. Sign fast. Stay secure. Privacy Policy: https://docs.google.com/document/d/1mT6baoDVgsjdyvTjFOUIB00yvbuzNuOxG3lcL12mvqg/edit?usp=sharing Term of Use: https://docs.google.com/document/d/1MFu4zwXSnDzml_WoP_znJ4OGtUQisZIc7HeGdTmrV60/edit?usp=sharing

Screenshots

Hidden Camera | Spy Detector4 screens
Sign documents Fast & Secure4 screens

Verdict

The call

The clearest difference is rating: Sign documents Fast & Secure at 5.0 against Hidden Camera | Spy Detector's 3.3. Sign documents Fast & Secure also leads on iOS requirement (15.6 vs 17). On price, ratings volume, ads and in-app purchases 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 | Spy Detector sells 3 in-app purchases, starting at $5.99 per 7 days and Sign documents Fast & Secure sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sign documents Fast & Secure holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Scorecard2 real differences · 7 level
Hidden Camera | Spy Detector versus Sign documents Fast & Secure: the parameters behind the verdict, then further details
ParameterHidden Camera | Spy DetectorSign documents Fast & Secure
PriceFreeFree
Rating3.3 (4 ratings)5.0 (2 ratings) — better
Number of ratings4 — better2
Update frequency—Monthly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhoneiPhone, iPod — better
Requires iOS1715.6 — better
Further details — not scored
Size10 MB28 MB
Age rating4+4+
DeveloperADVISORY AND RESEARCH LLCUPPER UNIT Korlatolt Felelossegu Tarsasag

In-app purchases

3 purchases

Hidden Camera | Spy Detector

Subscriptions2
  • Spy Detector Premium3 Days trial$5.997 Days
  • Detector Premium$5.997 Days
One-time1
  • Spy Detector Lifetime$119.99
2 purchases

Sign documents Fast & Secure

Subscriptions2
  • Unlock full access$5.997 Days
  • Fast & Secure Sign Pro3 Days trial$5.997 Days

Questions

Is Hidden Camera | Spy Detector free?
Hidden Camera | Spy Detector is free to download, with in-app purchases available.
Is Sign documents Fast & Secure free?
Sign documents Fast & Secure is free to download, with in-app purchases available.
Which has better reviews, Hidden Camera | Spy Detector or Sign documents Fast & Secure?
Sign documents Fast & Secure is rated higher. Hidden Camera | Spy Detector averages 3.3 out of 5 from 4 ratings, while Sign documents Fast & Secure averages 5.0 from 2 ratings.
Do Hidden Camera | Spy Detector or Sign documents Fast & Secure have ads?
Neither Hidden Camera | Spy Detector nor Sign documents Fast & Secure shows ads.

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