SignBulb vs Metal Detector Map Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SignBulb
Easily and securely sign documents digitally from your mobile device. This app streamlines the process of signing, eliminating the need for printing, scanning, and mailing physical papers.
- Digital document signing
- Secure signing process
- Mobile device signing
- Eliminates printing and scanning
- User-friendly interface
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Sign Documents With Confidence and Ease is a powerful and user-friendly mobile application designed to simplify the process of signing documents digitally. With SignBulb, users can easily and securely sign documents from their mobile devices, eliminating the need for printing, scanning, and mailing physical documents.
Metal Detector Map Tracker
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MetalDetectorMap is the ultimate metal detecting app, designed for treasure hunters who want to track their search paths, mark discoveries, and avoid covering the same ground twice. Whether you're a beginner or a professional in metal detecting, this app helps you stay organized and maximize your finds.
Screenshots
Verdict
The clearest difference is ads: SignBulb at none against Metal Detector Map Tracker's shown. SignBulb also leads on update cadence (every 3 weeks vs every 8 months). Metal Detector Map Tracker's advantage is iOS requirement (12.0 vs 14.0). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
SignBulb ships an update every 3 weeks, Metal Detector Map Tracker every 8 months. The most recent releases landed on June 8, 2026 and May 30, 2026 respectively.
| Parameter | SignBulb | Metal Detector Map Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 8 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | valcare LLC | bruno Parente |
In-app purchases
SignBulb
No in-app purchases
Metal Detector Map Tracker
No in-app purchases
