No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.
Country availability
Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.
Top countries
🌍
Country data will be available soon.
We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.
Top chart positions
Not in any tracked top chart.
App manifest
Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.
Data safety
declared by the developer on Google Play
✓No data shared with third parties
✓No data collected
✓Follows the Play Families Policy
This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.
Permissions
3 in 1 group
0 Sensitive0 Notable3 Routine
OtherRoutine3
Access to miscellaneous device features that don't fit other categories
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.
ELF Detector – Extremely Low Frequency Magnetic Field Analyzer
ELF Detector is a professional tool designed to measure and analyze Extremely Low Frequency (ELF) magnetic fields using your Android device’s built-in magnetometer sensor.
It detects real-time changes in the magnetic field for researchers, students, and anyone interested in studying natural and artificial electromagnetic sources.
⚡ Key Features
Real-time Magnetic Field Detection
Measure and monitor magnetic field strength in microtesla (µT) across ELF frequency ranges.
ELF Frequency Analysis
Detect Extremely Low Frequency (0.1 Hz – 100 Hz) magnetic variations generated by natural or man-made sources.
Adjustable Sensitivity Threshold
Set your own detection threshold to focus on weak signals or reduce background noise.
Sensor-Based Precision
Uses your device’s magnetometer for direct magnetic field measurement—no internet or GPS required.
Scientific and Educational Use
Perfect for geophysical monitoring, electromagnetic studies, and classroom demonstrations on ELF phenomena.
What Are ELF Magnetic Fields?
ELF (Extremely Low Frequency) magnetic fields range from 1 Hz to 100 Hz.
They are produced naturally by the Earth and lightning (such as Schumann resonances) and artificially by electrical devices and power lines.
Measuring ELF magnetic fields can help understand environmental EM activity, energy transmission, and electromagnetic safety.
How to Use
Open ELF Detector and hold your device steady.
Observe real-time magnetic field readings in microtesla (µT).
Adjust the threshold to highlight significant field changes.
Use readings for experiments, research, or environmental monitoring.
⚙️ Technical Notes
Accuracy depends on your phone’s magnetometer quality.
Avoid metal objects or strong magnets near your device during use.
Applications
ELF field detection
Environmental and geophysical monitoring
Scientific and classroom research
Studying electromagnetic interference or exposure levels
🔒 Privacy
ELF Detector respects your privacy.
No personal data is collected, stored, or shared. All measurements remain on your device.
Discover the invisible world of ELF magnetic energy around you.
Measure. Detect. Explore.
📡 Download ELF Detector now and start measuring the unseen forces of nature!
*** Your phone must have a magnetometer sensor.
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