Virtual Assistant Phone System
for Web Calling and AI Telephony
Make seamless calls to virtual assistant phone system directly from your browser. Outbound calls don’t require a dedicated number. To receive inbound calls, secure a unique US/Canada digital number ($2.14–$5/month).
Product facts
- Outbound: No dedicated number required.
- Inbound: Requires US/Canada digital number ($2.14–$5/month).
- No apps: Works in Chrome, Safari, Edge, Firefox.
How the Virtual Assistant Phone System Works
Combine WebRTC browser calling, Twilio PSTN connectivity, and AI to automate or assist phone conversations at scale.
Browser-Based Calling
Make and receive calls directly from Chrome, Safari, or Firefox. No app installs or plugins needed.
Autonomous voice agents can handle common tasks like lead qualification, appointment booking, or support triage using OpenAI and Deepgram.
Real-time transcription and suggested replies help human agents respond faster and reduce errors during live calls.
Virtual Numbers Globally
Purchase and manage local numbers across 190+ countries to present a local presence and handle inbound calls seamlessly.
Real-time Analytics
Track call volume, agent performance, call transcripts, and spending in real time to optimize operations and improve outcomes.
Key Features
Everything you need to deploy AI-powered calling flows for support, sales, and operations.
Autonomous
Run callers through scripts, collect data, and route calls without a human in the loop.
for Agents
Live transcription and suggested responses so agents work faster and handle complex calls with confidence.
Global Virtual Numbers
Local numbers across hundreds of regions for inbound customer reach and trust.
API & Integrations
Connect to CRMs, ticketing platforms, or custom webhooks to sync call data and actions.
Security & Compliance
Encrypted voice streams and secure storage for transcripts and call logs.
PSTN Connectivity
Reliable Twilio-backed routing to reach any phone number worldwide.
Frequently Asked Questions
What is a virtual assistant phone system?
It is a cloud telephony platform that uses AI to handle or assist phone conversations. With StartACall you can run or support agents from a browser and connect to regular phone numbers worldwide.
Can place outbound calls?
Yes. Autonomous agents can initiate outbound calls, follow a script, collect responses, and record results to your CRM or dashboard.
Do I need to install anything?
No. StartACall works in modern browsers using WebRTC. Sign in, grant microphone access, and you are ready to call.
Can I transfer a call from an AI agent to a human?
Yes. Configure routing rules so the AI agent can escalate to a human agent, conference in a supervisor, or schedule a callback.
Ready to launch your virtual assistant phone system?
Sign up and deploy an AI agent or enable Copilot for your team in minutes. Start calling from your browser right away.