Where MSPs deploy
voice services in seconds

Welcome to the only software-first, cloud-native communications solution

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CallSwitch One - Wholesale unified communications solution

700+ Channel Partners 200,000+ Users In-house Built Platform

Build your communications brand with ease

Click-to-deploy customers

Spin up new customers instantly - no complex engineering, no servers to spin up, no waiting around. Just point, click, deploy, and start billing…today.

Faster innovation, software-first

A platform that’s built entirely in-house - no shared ‘open source’ solutions, no upcycled code, no legacy. That means faster development cycles, real agility, and the features your customers expect.

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Infrastructure your customers can rely on

Built in the public cloud and proven at scale. Our secure, resilient infrastructure quietly powers communications for over 200,000 users every day, so your customers stay happy and your brand stays protected.

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100% white-label, end-to-end

Your brand. Your portal. Your communications. We never appear in front of your customer (unless you want us to).

Easy customer and phone system deployment
Propriety platform and softphone apps built in-house
Load balanced and scalable Cloud infrastructure
Customisable white-label customer portal
Easy customer and phone system deployment

Click-to-deploy customers

Spin up new customers instantly - no complex engineering, no servers to spin up, no waiting around. Just point, click, deploy, and start billing…today.

Propriety platform and softphone apps built in-house

Faster innovation, software-first

A platform that’s built entirely in-house - no shared ‘open source’ solutions, no upcycled code, no legacy. That means faster development cycles, real agility, and the features your customers expect.

Explore the platform
Load balanced and scalable Cloud infrastructure

Infrastructure your customers can rely on

Built in the public cloud and proven at scale. Our secure, resilient infrastructure quietly powers communications for over 200,000 users every day, so your customers stay happy and your brand stays protected.

See how it works
Customisable white-label customer portal

100% white-label, end-to-end

Your brand. Your portal. Your communications. We never appear in front of your customer (unless you want us to).

700+ channel partners and 40,000 customers grow their businesses with CallSwitch One

UK-built. UK-supported. No exceptions.

Every part of our cloud-native platform is designed, developed, hosted and supported in the UK. So you enjoy fast, trustworthy support (and no offshore delays or compliance headaches).

UK-built Cloud communications platform

Commercial flexibility that matches how you sell.

Whether you bundle, license, or customise pricing - our model flexes with you, not the other way around.

Flexible licensing and custom pricing

One experience, every device

Purpose-built native apps for iOS, Mac, Windows, and browser. All developed in-house, all fully supported - delivering a consistent, reliable experience your customers can trust.

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Mobile, desktop and browser softphone apps

Open API, no-code flexibility

Our API-first design means you can integrate, customise and automate without writing a line of code. Tailor the solution to your customer verticals and workflows without heavy dev resource.

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Integrate and build using our open API

The easiest way to deploy apps

Access CallSwitch One from anywhere, on any device, with instantly deployed apps, built for modern working.

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App device compatibility
Wide device compatibility

Access intuitive apps on mobile and desktop with iOS, Android, Windows and MacOS support.

Flexible app login
Flexible login options

Access in the ways that suit your customer - email and password, mobile number, or QR code.

Scalable app setup
Efficient deployment at scale

Provide new users with access to apps quickly, with multiple options tailored to team preferences.

Synchronised app experience
Always up-to-date

One unified experience across apps, with feature updates rolled out automatically without redeployment.

CallSwitch One mobile and desktop calling apps

Business call routing, made simple

Build and update call routing instantly - drag, drop, set your schedules, and deliver every PBX feature your customers need.
Set schedules in seconds, manage everything without engineering effort, and deliver every PBX feature your customers need at the click of a mouse.

Easily route phone calls using Callswitch One
Easy call flow creation
Build call flows in minutes

Create sophisticated call routing without complexity - just drag, drop, and go live.

Time based call routing
Set time-based rules

Set time diaries to route calls automatically by business hours or special periods.

Route calls by caller ID
Intelligent caller-ID routing

Deliver faster, smarter call handling by routing callers to the right team based on caller ID.

Phone system call queuing
Easy-to-configure call queueing

Improve caller experience and outcomes with a range of flexible queueing options.

Customisable IVR call menus
Custom IVR menus

Build custom menus to guide callers to the right destination first time, every time.

Simple phone number management
Easy number management

Assign routes and time diaries to business numbers effortlessly with a single click.

Data driven insights are just a click away

Advanced Analytics

Bring data to life

Choose from a variety of flexible widgets - graphs, progress bar, tables and much more to visualise information.

See it in action
Visualise data and analytics using custom wallboards

Blow your customers away with stunning analytics - in every demo.

Create without limits

Start with a blank canvas or customise one of many ready-made templates tailored to your customers objectives.

Easily customise call data overviews
Access the full picture

Show data across users and queues, blending inbound and outbound stats in one unified view.

Access call KPIs at a glance
Stay on top of targets

Set smart alerts to help your customers monitor key metrics and SLAs that are key to their business.

Set up alerts to stay on top of targets

Learn more about CallSwitch One's platform and its features

Built to integrate beautifully

An evolving suite of ready-to-go integrations designed to streamline customer workflows - all activated in just a click.

CRM and app phone system integrations

Unlock CRM value

Help your customers work smarter by enhancing the power of their CRM, with seamless integrations into platforms like Salesforce, HubSpot, and Pipedrive.

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Secure storage for call data

Protect call data

Support compliance with effortless cloud backups, enabled through native call recording and integration with Amazon S3, Microsoft Azure, Google Drive, and Dropbox.

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Frictionless SSO access and security

Simplify user access

Reduce friction and improve security through single sign-on, with CallSwitch One offering SSO integration for Microsoft and Google environments.

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Synchronised contact phonebook directories

Sync contact directories

Ensure your customers always have accurate, centralised contact information, by integrating their cloud office directory tools for real-time syncing.

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Gain insights with visual data integration

Boost team collaboration

Improve productivity and communication across customer teams by integrating directly with collaboration tools like Microsoft Teams and Slack.

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Integrate with business critical collaboration tools

Power smarter insights

Enable faster, data-driven decisions by giving customers instant access to visual dashboards in the tools they already use, like PowerBI and BigQuery.

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Ready to discover more?

Let’s show you how CallSwitch One can supercharge your revenue.

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