Comparison

Device Detector vs Harv3d

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

Head to head
About

Device Detector

Analyze your surroundings and detect unusual devices with smart scanning tools. Protect your personal space by checking Wi-Fi networks, nearby Bluetooth devices, and magnetic field variations. Get simple guides to enhance your privacy and awareness wherever you go.

Highlights
  • Wi-Fi network scanner
  • Bluetooth device finder
  • Magnetic field meter
  • Guides and tips
  • Real-time scanning
Read full description

Protect your personal space with smart tools that help you analyze your surroundings and spot unusual devices. Whether you’re traveling, staying in a hotel, renting a car, or simply checking your home, this app provides peace of mind with easy-to-use scanning features. No extra hardware required — just launch the app and start exploring. --- Key Features ► Wi-Fi Network Scanner Quickly check your current network for unknown or suspicious devices connected via Wi-Fi. ► Bluetooth Device Finder See nearby Bluetooth devices around you and monitor unexpected activity. ► Magnetic Field Meter Use your iPhone’s built-in sensors to measure magnetic field variations that may indicate nearby electronic components. ► Guides & Tips Get simple step-by-step instructions to better understand how to use scanning tools for your privacy and awareness. --- Why Choose Device Detector: Find & Detect? From hotel rooms to offices and everyday environments, your personal space should always feel safe. This app brings together multiple scanning methods into one simple, reliable tool. No complex setup. No special equipment. Just fast analysis whenever you need it. --- Perfect For: ► Checking your hotel or rental home network ► Monitoring Bluetooth devices around you ► Exploring magnetic field activity from electronics ► Raising awareness of your digital and physical privacy Download now and take control of your personal security. --- Notes: This app provides scanning and analysis tools to support your personal awareness but cannot guarantee 100% detection of all devices. Questions or feedback? Contact us at apple@auxilin.com Privacy Policy: https://auxilin.com/privacy Terms of Use: https://auxilin.com/terms

About

Harv3d

Features
Read full description

Harv3d turns your photos into layered, multicolour 3D printable OBJ files - no 3D modelling experience required. Whether you're a hobbyist, maker, or running a 3D print business, Harv3d does the heavy lifting. Import an image, let the app detect and map the dominant colours, assign layer heights, and export a ready-to-slice OBJ file complete with MTL colour data. HOW IT WORKS Import any photo from your gallery or camera Harv3d automatically detects the dominant colours using perceptual colour analysis Adjust layer heights, hide layers you don't need, and fine-tune the colour mapping Preview your model in the built-in 3D viewer Export an OBJ + MTL file ready for your slicer KEY FEATURES Intelligent colour detection - perceptual analysis finds the most visually distinct colours, not just the most common ones Layered 3D model output - each colour becomes its own printable layer with individually adjustable height Built-in 3D preview - inspect your model with pinch-to-zoom, rotate, and pan before exporting Edit mode - paint over misdetected areas to correct the colour mapping manually Base plate control - add an optional base layer for easier bed adhesion Universal OBJ export - compatible with all major slicers and 3D printing software FREE & PRO Harv3d is free to download and use. The free tier supports up to 3 colour layers - perfect for simple designs and to give you a taste of the app. Upgrade to Harv3d Pro with a single one-time purchase (no subscription) to unlock: • Up to 10 colour layers for complex, detailed prints • Higher mesh resolution for finer, sharper models PERFECT FOR • Multicolour 3D printing (Bambu Lab AMS, Prusa MMU, Mosaic Palette) • Lithophanes and portrait prints • Logo and artwork reproductions • Personalised gifts and custom merchandise • Makers and small 3D print businesses SLICER COMPATIBILITY Exports standard OBJ + MTL files compatible with Bambu Studio, PrusaSlicer, Ultimaker Cura, Simplify3D, and any slicer that supports OBJ import. Download Harv3d and start turning your photos into prints today.

Screenshots

Device Detector4 screens
Harv3d4 screens

Verdict

The call

The clearest difference is update cadence: Device Detector at every 2 weeks against Harv3d's every 3 months. Harv3d's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, 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. Device Detector sells 13 in-app purchases, starting at $9.99 per 7 days and Harv3d sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Device Detector ships an update every 2 weeks, Harv3d every 3 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Device Detector versus Harv3d: the parameters behind the verdict, then further details
ParameterDevice DetectorHarv3d
PriceFreeFree
Rating4.4 (167 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings167 — better—
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.615.0 — better
Further details — not scored
Size78 MB28 MB
Age rating4+4+
DeveloperAuxilin LLCSAMUEL R HARVEY

In-app purchases

13 purchases

Device Detector

Subscriptions11
  • Weekly Access3 Days trial$9.997 Days
  • Weekly Premium$9.997 Days
  • Pro Weekly$14.997 Days
Show 8 more
  • Monthly Access$14.991 Month
  • Pro Weekly$15.997 Days
  • Yearly Access$15.991 Year
  • Yearly Offer$24.991 Year
  • Yearly Offer3 Days trial$39.991 Year
  • Yearly Premium2 variants$39.991 Year
  • Pro Yearly$44.991 Year
  • Pro Yearly With Trial3 Days trial$44.991 Year
One-time2
  • Lifetime FreeFree
  • Lifetime$44.99
1 purchases

Harv3d

One-time1
  • Pro$4.99

Questions

Is Device Detector free?
Device Detector is free to download, with in-app purchases available.
Is Harv3d free?
Harv3d is free to download, with in-app purchases available.
Do Device Detector or Harv3d have ads?
Neither Device Detector nor Harv3d shows ads.
Which is updated more often, Device Detector or Harv3d?
Device Detector ships an update every 2 weeks, and Harv3d every 3 months. Most recently, Device Detector was updated on October 23, 2026 and Harv3d on October 7, 2026.

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