RTL-SDR 433
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About this app
RTL-SDR 433 — Decode Wireless Sensors in Real Time
Turn your Android device into a powerful 433 MHz receiver using an RTL-SDR USB dongle.
Decode and monitor wireless sensor data live — fully offline and directly on your device.
📡 Real-Time 433 MHz Decoding
Supports weather stations, doorbells, PIR sensors, power meters, and more
Built on the proven rtl_433 decoding engine
250+ supported device protocols
⚡ Works Fully Offline
No cloud required
No internet connection needed
All decoding happens locally on your device
📊 Live Monitoring & History
Live sensor list with latest readings
Full history view of all received signals
Automatic updates in real time
⚙️ Advanced Configuration
Adjustable frequency (default: 433.92 MHz)
Tuner gain control
PPM frequency correction
Sample rate selection
Unit system (SI / Customary)
🔌 Easy USB Setup
Works with RTL-SDR USB dongles (RTL2832U-based)
Uses Android USB OTG (no root required)
Quick start: plug in, grant permission, start decoding
💎 Premium Upgrade
Free version: up to 200 sensor readings per session
One-time purchase unlocks unlimited usage
Restore purchases anytime via settings
📱 Requirements
Android 10 or higher
USB OTG support
Compatible RTL-SDR dongle
🔒 Privacy First
No tracking
No cloud services
GDPR-compliant privacy policy included
📄 Additional Information
Built with modern Android (Jetpack Compose & Material 3)
Turn your Android device into a powerful 433 MHz receiver using an RTL-SDR USB dongle.
Decode and monitor wireless sensor data live — fully offline and directly on your device.
📡 Real-Time 433 MHz Decoding
Supports weather stations, doorbells, PIR sensors, power meters, and more
Built on the proven rtl_433 decoding engine
250+ supported device protocols
⚡ Works Fully Offline
No cloud required
No internet connection needed
All decoding happens locally on your device
📊 Live Monitoring & History
Live sensor list with latest readings
Full history view of all received signals
Automatic updates in real time
⚙️ Advanced Configuration
Adjustable frequency (default: 433.92 MHz)
Tuner gain control
PPM frequency correction
Sample rate selection
Unit system (SI / Customary)
🔌 Easy USB Setup
Works with RTL-SDR USB dongles (RTL2832U-based)
Uses Android USB OTG (no root required)
Quick start: plug in, grant permission, start decoding
💎 Premium Upgrade
Free version: up to 200 sensor readings per session
One-time purchase unlocks unlimited usage
Restore purchases anytime via settings
📱 Requirements
Android 10 or higher
USB OTG support
Compatible RTL-SDR dongle
🔒 Privacy First
No tracking
No cloud services
GDPR-compliant privacy policy included
📄 Additional Information
Built with modern Android (Jetpack Compose & Material 3)
Updated on
Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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What’s new
V1.0.8 First public release
App support
phone
Phone number
+436702011797
About the developer
Ing. Christian Ebner
info@ebctech.eu
Parkstraße 21/Tür 12
4310 Mauthausen
Austria
+43 670 2011797
