The World is Listening
Tune into 58,000+ live radio stations and 10,000+ TV channels from every corner of Earth. Meet people. Explore countries. Travel the world.
58,000+ Live Stations Worldwide
From Reykjavík jazz cafés to Rio samba parties — spin the dial and travel the airwaves. Warm analog crackle, digitally delivered.
10,000+ Live Channels
News from Tokyo, telenovelas from São Paulo, football from Manchester. The whole planet, on channel one.
Meet the World in Real Time
Chat, share songs, swap stories. Every conversation is a tiny bridge across a border.
Explore Every Corner of Earth
Country by country. City by city. Discover places you'd never book a ticket to — and then book one.
We believe the world becomes a better place when people connect across borders through music, stories, and shared moments.
SIGNAL is our invitation to the world.
Three taps to the other side of the world.
Drag Earth, drop a pin. Every country is one gesture away.
Tune a radio dial or scroll live TV. No sign up, no wait.
Chat with locals listening to the same station in real time.
A planet's worth of frequencies. In your pocket.
Voices from every longitude.
“Fell asleep to a jazz café in Lisbon. Woke up to morning news in Nairobi. Best travel app I never packed.”
“Talked football with a stranger in Buenos Aires while their local station played. Now we text every match day.”
“I run a taco truck and keep SIGNAL on all shift. Customers guess the country. Best tips I ever made.”
Questions, answered.
Is SIGNAL really free?+
Yes. Every station, every channel, every conversation. No account required to start listening.
Do I need Wi-Fi?+
Any connection works — 4G, 5G, Wi-Fi. Streams auto-adjust so you can listen on the metro or a mountain.
Can I request a station or channel?+
Absolutely. Tap the plus in-app or email us — most requests go live within a week.
How is my data handled?+
We collect the minimum needed to keep the app running. Full details in our privacy policy.
Built with precision.
Real-time WebGL Earth
Satellite-textured 3D globe built on Three.js with real-time day/night terminator sync, great-circle arc travel animation, and GeoJSON border rendering.
Golden Angle Spiral Geocoding
Paginated ingestion from Radio Browser API → 3-stage geocoding → golden angle (137.5°) spiral algorithm for uniform distribution of overlapping pins. Processes 58,549 stations.
Automated Stream Health Check
Detects actual audio byte flow (minimum 2KB) — not just HTTP status codes. Checks 1,000 stations per hour in parallel. Deactivates on first failure.
WebSocket Live User System
WebSocket-based real-time presence, match requests, and 1:1 chat. Security isolation via Supabase RLS. Broadcast managed by ConnectionManager.
Real-time Chat Translation
Auto language detection based on nationality, powered by Google Translate API. Supports Korean, English, Japanese, Chinese, Spanish, French, and more.
Full-stack Deployment Architecture
Lovable (React) frontend → Railway (FastAPI) backend → Supabase (PostgreSQL) database. iOS via Codemagic CI/CD, Android via PWABuilder TWA.
Earth is broadcasting.
Are you listening?
Download SIGNAL and let the world find you.