About Signal Detector
Monitor cellular (5G/4G), WiFi, Bluetooth, GPS, and magnetic field signals. Help locate quality signal sources and diagnose network issues. Phone | Cell Tower | WiFi | Bluetooth | Satellite | Magnetic | Speed | Noise 0
Monitor cellular (5G/4G), WiFi, Bluetooth, GPS, and magnetic field signals. Help locate quality signal sources and diagnose network issues.
Phone | Cell Tower | WiFi | Bluetooth | Satellite | Magnetic | Speed | Noise
【Core Features】
1. Mobile Network Monitoring
Supports GSM/CDMA/WCDMA/LTE/5G NR standards with real-time signal strength, base station info, carriers, and roaming status.
• Dynamic trend charts for signal changes
• IP, gateway, and DNS overview
• Neighboring cell distribution mapping
2. WiFi Signal Analysis
Monitor signal strength, frequency bands, and bandwidth. Display MAC, channel, and speed. Scan LAN devices and detect DNS hijacking, ARP spoofing, and SSL anomalies.
• Assisted ranging
• Webpage tampering detection
• Freeloader detection and hidden device discovery
• Visual route tracing
3. GPS Location Tracking
Supports BeiDou, GPS, GLONASS, Galileo, QZSS, and IRNSS. Display satellite count, SNR, coordinates, altitude, and speed.
• Polar coordinate visualization
• 3D confidence assessment
4. Bluetooth Device Management
Scan and classify nearby devices (headphones, wearables, car devices). Measure distance and location to help find lost devices. Supports paired list and nearby discovery.
5. Sensor Monitoring
Collect magnetic, temperature, humidity, pressure, and light data. Use as compass, thermometer, barometer, and more.
• Digital compass
• Magnetic field threshold alerts
• Multiple sensor access
6. Environmental Noise Detection
Measure decibel levels in real-time with dynamic curve recording and historical data review.
7. Network Diagnostics
IPv4/IPv6 PING tests measure latency, jitter, and packet loss.
• Success rate + latency rating
• Custom DNS and website testing
• Detailed log recording
8. Speed & Device Status
Display movement speed (km/h, mph, knots), direction, and satellite count. View CPU frequency, architecture, temperature, battery level, health, and charging status.
• Real-time speed display for navigation reference
• Battery health analysis
【Use Cases】
• Find strong signal spots and reduce dead zones
• Detect network risks and identify ARP/DNS anomalies
• Assist navigation and manage Bluetooth devices
• Locate lost Bluetooth earbuds, wearables, and nearby devices
• Monitor noise levels in living/working environments
• Troubleshoot connectivity issues quickly
Transform complex network technologies into intuitive visual information!
Previous Versions
Here you can find the changelog of Signal Detector since it was posted on our website on 2023-07-11 22:18:06.
The latest version is 1.20.16 and it was updated on 2026-10-12 23:46:41. See below the changes in each version.
Signal Detector version 1.20.16
Updated At: 2026-09-20
Changes: 1. Improved noise calculation and added audio frequency;
2. Added bandwidth and other parameters to Wi-Fi information;
3. Added base station distance display, requires base station support;
4. Fixed some known issues.
Signal Detector version 1.20.09
Updated At: 2026-08-11
Changes: 1. Optimized application performance;
2. Compass adapted for landscape mode;
3. Fixed other known issues.
Signal Detector version 1.20.06
Updated At: 2026-06-23
Changes: 1. Added a network detection module for comprehensive network connectivity status diagnosis;
2. Optimized Bluetooth functionality, with some devices now supporting the querying of Bluetooth device battery level, manufacturer, and other information;
3. Supports ranging and location functions for Bluetooth and Wi-Fi signal sources;
4. Route tracing and PING testing support IPv6 networks, and optimized compatibility with multilingual systems.
Signal Detector version 1.10.96
Updated At: 2026-03-21
Changes: 1. Fixed some page crash issues and improved stability;
2. Optimized the URL verification logic for webpage speed tests;
3. Optimized application performance and improved response speed.
Signal Detector version 1.10.90
Updated At: 2026-03-15
Changes: 1. Optimized and redesigned the layout of some pages;
2. Reduced ad displays;
3. Fixed other known issues.
Signal Detector version 1.10.86
Updated At: 2025-12-09
Changes: 1. Adapted for landscape mode;
2. Fixed some known issues.
Signal Detector version 1.10.85
Updated At: 2025-10-22
Changes: 1. Optimized and fixed some known issues.
Signal Detector version 1.10.82
Updated At: 2025-09-04
Signal Detector version 1.10.72
Updated At: 2025-06-29
Changes: 1. Fixed the font color issue on some sensor pages in dark mode;
2. Optimized humidity detection algorithm;
3. Optimized LAN device detection and improved detection speed.
Signal Detector version 1.10.66
Updated At: 2025-03-28
Changes: 1. Support air pressure sensor to correct altitude;
2. Optimize terminal device collection;
3. Support custom web page speed measurement.
Disclaimer
Official Google Play Link
We do not host Signal Detector on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
The Google Play link for Signal Detector is provided to you by apps112.com without any warranties, representations or guarantees of any kind, so access it at your own risk.
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