Virtual Number Management Platform

Manage Your Global Numbers. Make Calls Anywhere.

Gramvoice is the leading platform for online SIM services, offering virtual phone numbers from any country. Assign numbers, make calls, and track everything from one place—no hardware required.

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Why Choose Gramvoice?

Modern Communication, Simplified

Everything you need to manage customer calls efficiently and affordably.

Global Reach

Access phone numbers from over 100 countries, including the US, UK, Canada, Europe, Asia, Africa, and more. Perfect for international expansion without local infrastructure.

Team-Friendly

Assign numbers to team members, route calls intelligently, and monitor activity in real-time. Ideal for remote teams and global customer support.

Cost-Effective

Pay only for what you use with transparent, upfront pricing that’s clear, fair, and free of hidden fees or unexpected charges.

Secure & Reliable

Assign numbers to team members, route calls intelligently, and monitor activity in real-time. Ideal for remote teams and global customer support.

Features

Our Features

Gramvoice offers a robust set of tools designed for ease of use and maximum efficiency. Here's what sets us apart:

Global Virtual Numbers

Purchase numbers from any region instantly. Support for local, toll-free, and mobile formats in countries like the USA, UK, Nigeria, India, and beyond. Use them for voice calls, SMS verification (selected regions), or as online SIMs for apps like WhatsApp, Telegram, or social media.

Team Assignment & Management

Assign numbers to users in seconds via the dashboard. Perfect for businesses with multiple departments or remote workers.

Seamless Device Sync

Access your calls, history, numbers, and settings across web, iOS app, and Android (coming soon). Switch devices without missing a beat

A Global Voice Platform for Every Scale

Gramvoice leads in 314+ G2 reports, serving everyone from solo entrepreneurs to large enterprises. Our telecom experts deliver secure, scalable solutions tailored to your specific needs. Operating worldwide, we provide 24/7 support across every time zone, ensuring your business stays connected and scales seamlessly.

80%of businesses report improved team and personal communication after switching to Gramvoice.

Millions of people love to work in Gramvoice.

700M

Calls made daily

Gramvoice Connect users working directly with external teams each week

Daily Workflows

1.7M

Apps actively used each week

Don't just take our word for it.

Gramvoice is a leader in over 314 G2 market reports

Voices of Satisfaction

Elisha Solomon

Small Business Owner

"Gramvoice gives me full control over my communication channels. I manage multiple virtual numbers, assign them to my team, and monitor activity in real-time—it's a game-changer!"

Charles Ignatius

Operations Manager

"The seamless integration into our workflows saves us hours every week. Intelligent routing and the centralized dashboard keep our remote team connected effortlessly"

Michael Chen

Tech Startup Founder

"Scalability is key for us. With Gramvoice, we expanded into three new markets in just one week thanks to instant number activation."

Emily Roberts

Customer Success Director

"The call quality is crystal clear, and the reliability is unmatched. Our clients never know we're using virtual numbers—it maintains our professional image"

James Anderson

E-commerce CEO

"Managing a global support team is easier than ever. Centralized billing and tracking simplify our operations across borders."

See all you can accomplish in Gramvoice.

Experience the power of virtual numbers and elevate your communication today.

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