NAO Logger vs Metal Logger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NAO Logger
This app enables indoor location setup using Bluetooth beacons and advanced sensors. It allows users to track their location with bearing and accuracy on a map. Requires a free Pole Star partner account to use.
- Indoor location setup
- Bluetooth Low Energy beacons
- Advanced sensors fusion
- Real-time location tracking
- Bearing and accuracy display
- Map visualization
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Set up Indoor Location at your place with NAO Logger within minutes! Make NAO learn, then enjoy your location, watching it move as you go, with bearing and accuracy halo on the map! Delivered by Pole Star, NAO Logger includes NAO SDK, the best-in-class indoor location solution. NAO Logger allows you to use the iOS flavor of NAO Campus, based on Bluetooth Low Energy beacons + advanced sensors fusion. This proven solution has been in use on actual sites since July 2012. To use NAO Logger, you need a (free) Pole Star partner account. Background Disclaimer: "Continued use of GPS running in the background can dramatically decrease battery life." Notes: - The NAO Logger terms of service (https://www.nao-cloud.com/TermsOfService.pdf) and privacy policy (https://www.nao-cloud.com/PrivacyPolicy.pdf) are available from our website. - For any technical question, comments, suggestions or bug reports, please contact our support team at support-naocloud@polestarusa.com - Compatible Bluetooth Low Energy beacons are sold by Pole Star separately. For more information, please contact us on sales@polestarusa.com
Metal Logger
This app enhances metal detecting by tracking sessions, logging finds with images, and providing offline maps. It offers statistics, an interactive map of finds, and equipment management. Users can customize settings and suggest new features.
- GPS session tracking
- Log finds with images
- Offline maps
- Session statistics and charts
- Interactive map of finds
- Find database with filters
- Equipment management
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Are you a passionate metal detectorist, always on the lookout for hidden treasures beneath the earth's surface? Look no further – Metal Logger is the ultimate tool to elevate your metal detecting experience to a whole new level! EXPLORE WITH CONFIDENCE The Metal Logger app is your trusty sidekick for every metal detecting adventure. Whether you're hunting for coins, relics, or hidden gems, this app is designed to help you make the most of every expedition. Key Features: GPS SESSION TRACKING: Start a new session and let Metal Logger track your journey with precision. Focus on your treasure hunt, and we'll take care of the rest. LOG YOUR FINDS: Capture the excitement of your discoveries by logging your finds with images. Never forget the thrill of uncovering something extraordinary. OFFLINE MAPS: Navigate anywhere, anytime! Even in remote areas without an internet connection, our app keeps you on the map. SESSION STATISTICS: Dive into your metal detecting history with insightful statistics. Metal Logger provides session summaries and visual charts to help you track your progress over time. INTERACTIVE MAP: Visualize your metal detecting sessions on a map. Easily spot your favorite hunting grounds and see where you've found your most precious treasures. FIND DATABASE: Keep a comprehensive record of all your finds, organized by period and filterable by category. Whether it's coins, jewelry, or historical artifacts, your collection is just a tap away. EQUIPMENT MANAGEMENT: Manage your metal detecting equipment, and add new tools to your arsenal. CUSTOMIZABLE SETTINGS: Tailor Metal Logger to your preferences with dark mode, biometrics, and notification settings. REQUEST FEATURES: We value your feedback! Use the app to suggest new features and enhancements. We're committed to making Metal Logger even better with your input. LEGAL INFORMATION: Access our terms and conditions and privacy policy to ensure a transparent and secure experience. Join the global community of metal detectorists and make every find count with Metal Logger. Start your journey today! Download Metal Logger now and embark on your next treasure-hunting adventure with confidence. Terms and Conditions: https://firebasestorage.googleapis.com/v0/b/metal-logger-7a3ba.appspot.com/o/docs%2Fterms-and-conditions%2Fen%2Fterms-and-conditions.pdf?alt=media Privacy Policy: https://firebasestorage.googleapis.com/v0/b/metal-logger-7a3ba.appspot.com/o/docs%2Fprivacy-policy%2Fen%2Fprivacy-policy.pdf?alt=media
Screenshots
Verdict
The clearest difference is in-app purchases: NAO Logger at none against Metal Logger's 2. NAO Logger also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, rating, ratings volume and update cadence 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 Logger sells 2 in-app purchases, starting at $1.79 per month. NAO Logger asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for NAO Logger against 5.0 for Metal Logger. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | NAO Logger | Metal Logger |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 26 MB | 34 MB |
| Age rating | 12+ | 4+ |
| Developer | Pole Star SA | Paul Vladut Preda |
Customer experience
NAO Logger
Metal Logger
In-app purchases
NAO Logger
No in-app purchases
Metal Logger
- Monthly Subscription$1.791 Month
- Annual Subscription$17.991 Year









