Mi vs Metal Detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mi
Control Mi-Light WiFi series smart lights remotely. Adjust color, brightness, saturation, and color temperature. Share device access with friends and manage them from anywhere.
- Control light color, brightness, saturation
- Adjust color temperature
- Share devices with friends
- Remote device management
- Works with Amazon ECHO (WiFi series)
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This APP can control Mi-Light WiFi series products; it can control light color, brightness, saturation and color temperature; You can share the device to your friends and manage sharing; Wherever you are, you can fulfill all the function by the APP. Mi-Light WiFi series also work on Amazon ECHO voice control. (2.4GHz RF series products need WiFi Remote Control to work on Amazon ECHO) This APP does not support iBox1 and iBox2
Metal Detector
This utility app uses your iPhone's sensors to detect metals, studs, and electromagnetic fields. It can also identify lens reflections and analyze WiFi networks for potential surveillance devices, offering a comprehensive scanning tool for security and home improvement.
- Metal and stud detection
- Lens reflection scanner
- EMF meter
- WiFi analyzer
- Easy calibration
- Lightweight and portable
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Metal Detector: Stud Finder turns your iPhone's built-in sensors into a pocket toolkit for finding hidden metal, magnetic fields, spy cameras and unknown devices. SCAN FOR METAL • Live magnetic field reading in µT with a clear gauge and a real-time graph • Sensitivity presets and one-tap calibration • Sound and haptic feedback that gets stronger as you get closer • Save every scan to your history HIDDEN CAMERA DETECTOR • Sweep a room with your camera to spot lens reflections • On-device detection, haptic alerts and a live HUD • Step-by-step "What should I do?" guide if something is found WI-FI & NETWORK CHECK • See the devices connected to your network • Spot unknown or suspicious devices BLUETOOTH SCANNER • Find nearby Bluetooth devices and see their signal strength ROOM SWEEP • A guided checklist that combines the camera, Wi-Fi and Bluetooth checks into one report STUD FINDER & WIRE LOCATOR • Find metal studs, nails, screws and wiring behind walls using the magnetic field • Move the phone slowly along the wall and watch the graph SIGNAL FINDER • Follow a signal with a direction and strength meter LEVEL & COMPASS • Level and compass in one screen EMF / ELECTROMAGNETIC DETECTOR • Measure the electromagnetic field around you with a live chart, calibration and reset MAIL SECURITY CHECK • Enter an email domain to check its public email security settings (SPF, DMARC and more) SCAN HISTORY & EXPORT • Review past scans and export them as PDF or CSV • Optional Face ID lock for your history MADE FOR EVERYDAY USE • Light and dark mode, with an Appearance setting (Auto, Light or Dark) • Home Screen quick actions and Siri Shortcuts • Available in English, Chinese (Simplified), Dutch, French, German, Italian, Japanese, Korean, Portuguese (Brazil) and Spanish (Latin America) IMPORTANT This app uses your iPhone's magnetometer and camera. It detects metal and magnetic fields, not wood or plastic, and it cannot see through walls. Results are indications, not guarantees. It is not a replacement for professional detection equipment or safety checks. SUBSCRIPTION & PRICING Metal Detector: Stud Finder is free to download with limited free scans. Unlock unlimited scans, all tools and an ad-free experience with: • Payment is charged to your Apple ID account at confirmation of purchase. • Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. • Your account is charged for renewal within 24 hours before the end of the current period, at the price of the chosen plan. • You can manage or cancel your subscription anytime in Settings > [your name] > Subscriptions. • Any unused portion of a free trial period, if offered, is forfeited when you purchase a subscription. • Prices may vary by country and are shown in your local currency in the app. Privacy Policy: https://sites.google.com/view/metal-detector-finder/privacy-policy Terms of Use: https://sites.google.com/view/metal-detector-finder/terms-conditions Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Metal Detector at 5.0 against Mi's 1.4. Mi's advantage is in-app purchases (none vs 3) and update cadence (monthly vs every 5 months). On price, ratings volume, 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
Both are free to download. Metal Detector sells 3 in-app purchases, starting at $3.99 per 7 days. Mi asks for nothing beyond the download.
Metal Detector holds the better App Store score, 5.0 against 1.4. Both are backed by a comparable volume of ratings — 14 and 8 respectively.
Mi ships an update monthly, Metal Detector every 5 months. The most recent releases landed on October 22, 2026 and October 26, 2026 respectively.
| Parameter | Mi | Metal Detector |
|---|---|---|
| Price | Free | Free |
| Rating | 1.4 (14 ratings) | 5.0 (8 ratings) — better |
| Positive reviews | 9.6% of reviews | — |
| Number of ratings | 14 — better | 8 |
| Update frequency | Monthly — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 31 MB | 123 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Xincaiyi Technology Co., Ltd. | Reena Williams |
Customer experience
Mi
Metal Detector
In-app purchases
Mi
No in-app purchases
Metal Detector
- Weekly Subscription$3.997 Days
- Weekly Subscription3 Days trial$5.997 Days
- Yearly Subscriptions$39.991 Year
Questions
Is Mi free?
Is Metal Detector free?
Which has better reviews, Mi or Metal Detector?
Do Mi or Metal Detector have ads?
Which is updated more often, Mi or Metal Detector?
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