OneOneSIP Top tier VoIP specialists
OneOneSIP Top tier VoIP specialists
Premium SIP · Instant activation

Premium voice,
one to one.

A high-fidelity SIP platform built for reliability. Premium routes, instant activation, AES-GCM encrypted transport and support around the clock.

99.9%
Uptime
AES-GCM
Encryption
24/7
Support
System status
One:One SIP platform
Operational
  • Voice core Online

    Call setup and media on a dedicated core

  • Secure signaling Active

    SIP over TLS · AES-256 · SRTP media on secure accounts

  • Routing Stable

    Three route plans, switchable any time

Active nodes
8all stable
Concurrent calls
up to15 per campaign
Coverage
20countries 25 routes
Regions
2regions Europe · APAC
The One:One advantage

Why choose One:One SIP?

Operator-grade infrastructure, activated in seconds.

Instant Activation

Your SIP account is live seconds after activation. No forms, no verification delays.

Pay As You Go

A prepaid balance and transparent pricing. No subscriptions, no hidden fees, pay only for what you use.

Premium Routes

Operator-grade routes selected for quality and answer rate across all destinations.

Secure & Private

TLS signaling (AES-GCM) and SRTP media encryption on every encrypted account, on private infrastructure.

99.9% Uptime

Redundant carriers and a dedicated core keep your service online when you need it most.

24/7 Support

Real people, any time, through our Telegram support channel.

Multiple Routes

Switch between available routes any time and pick the best balance of quality and price.

One Console

Accounts, balance, call records and tariffs managed from a single dashboard, live.

Ready to deploy

Start calling in seconds.

Join the teams already routing their calls through our infrastructure.

Create Account