What do the three small rectangles in the right above corner mean?
You can only hear a sound if all three rectangles are green. These three rectangles are an indicator for the signal quality and decoding status.

What are the minimum hardware requirements?
The main hardware requirement is the CPU because the decoding needs a lot of CPU power.
Recommened
- CPU: 4 cores x86 CPU with 2 GHz (Intel i-series)
- Display: High resolution with touchscreen
- Graphic card with OpenGL 2.0 support
Minimum
- CPU
- 4 core x86 CPU with 1.3 GHz (Intel Atom Z8300 or Intel Atom Z3736F)
- 4 core ARM Cortex-A7 CPU with 900 MHz (Raspberry Pi 2)
- Display: 800 x 480 pixels
- Graphic card with OpenGL 2.0 support
Please report if you are able to run welle.io on other hardware platforms.
Where are the settings stored?
Windows
The settings are stored inside the Windows registry at the key HKEY_CURRENT_USER\SOFTWARE\welle.io\welle.io
Linux
The settings are stored inside your local settings folder ~/.config/welle.io/welle.io.conf
Android
The settings are stored at the file /data/data/io.welle.welle/files/.config/welle.io/welle.io.conf
How can I delete the settings?
Windows
- Run regedit.exe
- Delete the key
HKEY_CURRENT_USER\SOFTWARE\welle.io
Linux
- Delete the file
~/.config/welle.io/welle.io.conf
Android
- Just deinstall welle.io from your phone or tablet