Powerful Features. Zero Downloads.

Everything you need for professional international calling—instantly accessible from your browser.

No apps to download. No software to install. No waiting.

Just open your browser and access all these features instantly.

Browser-Based Calling

No downloads or apps required. Works on any device with a browser.

  • No software installation
  • Works on desktop, tablet, mobile
  • Always up-to-date automatically
  • Access from anywhere

Global Coverage

Reach 200+ countries with crystal-clear connections.

  • Mobile and landline support
  • Satellite phones supported
  • 99.9% connection success rate
  • Reliable worldwide network

Crystal-Clear Audio

HD voice quality with advanced noise cancellation.

  • HD voice technology
  • Advanced noise cancellation
  • Echo suppression
  • Automatic quality adjustment

Caller ID

Professional caller identification for your calls.

  • Show your own number
  • Use Diallo24 number
  • Custom caller ID options
  • Professional presentation

Call History & Reports

Detailed tracking and analytics for all your calls.

  • Complete call history
  • Export call records
  • Detailed usage reports
  • Downloadable invoices

You Control Your Spending

We never charge your card automatically. Full transparency.

  • No automatic charges ever
  • Add credit only when you want
  • Low balance email alerts
  • Complete spending control

Flexible Credit Management

Pay as you go with smart credit management tools.

  • Manual top-up anytime
  • Low balance email alerts
  • Credits never expire
  • Multiple payment methods

Multi-Device Support

Seamlessly switch between all your devices.

  • Same account everywhere
  • Synced call history
  • Switch devices mid-call
  • Consistent experience

Secure & Private

Bank-grade encryption for all your communications.

  • End-to-end encryption
  • GDPR compliant
  • No data selling
  • Secure payment processing

24/7 Support

Get help whenever you need it.

  • Live chat support
  • Email support
  • Comprehensive help center
  • Quick response times

Ready to Experience Premium Calling?

Get $2 free credit on your first account. No credit card required to start.

Get Started Free