BW VoIP is a modern, secure SIP dialer for HD internet calls. Connect your SIP account, sync your contacts and make low-latency calls over Wi-Fi, 4G and 5G — with a clean, simple interface.
"Crystal-clear SIP calls with a secure, fast and reliable VoIP dialer."
International calls are expensive, many softphones are clunky, and call quality is hit or miss. BW VoIP gives you a clean, reliable dialer that connects to the SIP account you already have.
Carrier and international rates add up fast. SIP calling over the internet keeps costs down.
Many SIP clients are confusing to set up and dated to use. BW VoIP keeps it clean and simple.
Choppy audio and dropped calls ruin conversations. BW VoIP is tuned for low-latency HD voice.
Typing numbers by hand is slow. Native contact integration lets you tap to call instantly.
Apps that don't ring in the background mean missed calls. BW VoIP rings even behind other apps.
Your SIP credentials are sensitive. BW VoIP keeps them on your device and uses minimal permissions.
Engineered for excellent voice quality, fast connections and a clean, easy-to-use experience across Wi-Fi, 4G and 5G.
High-quality audio optimized for internet calls with reduced latency and enhanced clarity.
Connect any compatible SIP account and communicate securely from anywhere in the world.
Add and manage multiple SIP accounts quickly and easily, with a simple guided setup.
Access your device contacts and dial instantly without manually entering numbers.
Works smoothly on Wi-Fi, 4G and 5G, with low data consumption and stable connectivity.
Receive calls and notifications even while using other applications.
A clean, intuitive design that makes calling effortless for everyone.
Optimized for speed, stability and consistent communication every time.
Permissions are used only for core calling, contacts and notifications — nothing more.
No complicated configuration. Install the app, add your SIP account and start making crystal-clear calls.
Download free from Google Play.
Enter your SIP credentials — setup takes seconds.
Dial people directly from your phonebook.
Make crystal-clear HD calls instantly.
BW VoIP prioritises secure communication and reliable account management. Permissions are used only to enable core functionality — calling, contacts and notifications.
Your SIP details are stored on your device to register with your provider and place calls.
With your permission, the app reads contacts so you can dial them — they're never uploaded to us.
Audio is routed through your configured SIP provider and is not recorded or stored by the app.
Read the full Privacy Policy and Terms of Service.
BW VoIP is a professional SIP dialer for Android that lets you make crystal-clear HD voice calls over the internet. Connect any compatible SIP account and call over Wi-Fi, 4G or 5G.
Yes. BW VoIP is a SIP client, so you connect your own SIP account credentials from your provider. Once added, you can start calling in seconds.
Yes. BW VoIP works smoothly over Wi-Fi, 4G and 5G, and is optimized for low data consumption and stable connectivity.
Yes. BW VoIP integrates with your device contacts so you can dial instantly without manually entering numbers.
Yes. BW VoIP supports background calling, so you receive calls and notifications even while using other apps.
BW VoIP prioritises secure communication and reliable account management. Permissions are only used to enable core functionality such as calling, contact integration and notifications.
Experience fast, secure and professional internet calling with BW VoIP. Free on Google Play.
BW VoIP is designed and built by Black & White Studio — a Dhaka-based product studio crafting premium, privacy-first mobile apps. Got feedback or a feature idea? We'd love to hear it.
Where 0 and 1 become infinite possibilities.