Make Phone Calls From Your Browser
Without Installing Apps
StartACall lets you call any real phone number directly from Chrome, Firefox, Edge, or Safari. Use AI agents, local virtual numbers, and real-time analytics with zero downloads.
How Calling From the Browser Works
A secure WebRTC connection in your browser routes audio to our cloud telephony core. We bridge to the public phone network so you can reach any mobile or landline.
Open Your Browser
Use Chrome, Firefox, Edge, or Safari. No downloads, no plugins. Grant microphone access and you are set to dial.
WebRTC to Cloud
Your browser creates a secure WebRTC session to StartACall. Audio is encrypted and processed in the cloud for reliability and quality.
Bridge to PSTN
We use Twilio as the carrier backbone to connect your browser call to any phone number worldwide with carrier-grade routing.
Use Cases
Support teams, sales reps, remote workers, and small businesses can place and receive calls from any device with a browser. Add local numbers in 190+ countries, automate calls with AI agents, and get real-time call insights.
Key Benefits of Calling Without Apps
Everything you need to run real phone calls from the web, with enterprise features and simple onboarding.
Built for Speed and Simplicity
Sign in and start calling in seconds. No installs, no updates, and the same high quality on desktop and mobile browsers.
- Browser-based WebRTC calls to any phone number
- Virtual local numbers in 190+ countries
- AI Agents for automated conversations
- AI Copilot for live assistance and real-time transcription
- Real-time analytics and call logs
Instant Setup
Log in and allow mic access to start placing calls instantly.
Global Reach
Place and receive calls to and from numbers worldwide through our PSTN bridge.
Secure
WebRTC encrypted audio, secure cloud processing, and access controls for teams.
Virtual Numbers
Buy and manage local numbers for caller ID and inbound routing directly in the browser.
Popular Destinations
Reach customers and teams across the globe. Buy local numbers or call directly.
| Country | Region | Code |
|---|---|---|
| United States | North America | +1 |
| United Kingdom | Europe | +44 |
| India | Asia | +91 |
| Country | Region | Code |
|---|---|---|
| Brazil | South America | +55 |
| Australia | Oceania | +61 |
Frequently Asked Questions
Do I need to install software to use StartACall?
No. StartACall runs entirely in the browser using WebRTC. There is no app to download or plugin to install.
Which browsers are supported?
Modern versions of Chrome, Firefox, Edge, and Safari support WebRTC and will work with StartACall on desktop and most mobile devices.
Can I call any mobile or landline number?
Yes. Calls from the browser are bridged to the public switched telephone network so you can reach standard phone numbers worldwide.
How do AI Agents and AI Copilot work in browser calls?
AI Agents can autonomously make or receive calls and interact using speech. AI Copilot provides real-time transcription, summaries, and suggested responses while you are on the call.
Ready to make calls without installing apps?
Sign up and start calling from your browser in seconds. Use AI tools, buy local numbers, and get real-time call analytics.