We remove limits and give you access to all the features you need.

One40 Hosted VoIP and Unified Communications is jam-packed with features that will help you and your team communicate better. With our all-in pricing, you get access to everything you could want.

Virtual Auto Attendant

Call Announcement

Music on Hold

Call Blasting

Dept. & Employee Extensions

Follow-Me Find-Me

Call Forwarding

Manage Everything Online

Send & Receive Faxes

Voicemail to Email & App

Dial-by-Name Directory

Call Tracking & Call Logs

Call Blocking

IOS & Android App

Call Transferring

Conference Call 3-Way

Miss Call Notifications


Wifi Calling

Custom Greetings

After Hours Greetings

Call Recording

Conference Bridge



Call Analytics

Ring Groups

Time-Based Routing

Call Parking

Remote Call Pickup

Voicemail Transcription

And Many More...
One40 VoIP Explainer


Download a softphone and use your computer to make and receive phone calls with all the features of a traditional office desk phone. As long as you have a strong internet connection, you're good to go.

How Softphones Work With One40

1. Choose Softphones

The first step is to choose the type of softphone you’d like to use to make and receive calls from your computer.

2. Download Softphones

After you’ve selected the type of softphone you’d like to use, you simply download it. Need help, ask the One40 support team and they will send you download instructions.

3. Activate Softphones

After you have download and installed your softphone to your computer’s desktop, you simply sign in and start making and receiving calls.

Softphone Options With Once40

Looking for a simple web dialer?

In addition to the mobile app and desktop softphone, One40 offers a free easy-to-use web dialer compatible with both Mac and Windows for every user on on all One40 plans and accessed directly from the One40 Virtual Office Portal.

This simple web dialer makes placing and receiving calls from your desktop or laptop computer so easy and convenient you may never pick up a traditional desk phone again.

Need a more robust softphone?

Look no further than the One40 Desktop Softphone, included free with all One40 Plans. Simply download, install and activate. Using the One40 Desktop Softphone you can manage all your calls, records calls, send and receive messages and make video calls. All right from your desktop or laptop.

Interested in using a 3rd party softphone?

In addition to the On40 Desktop Softphone, you can use almost any 3rd party softphone with your One40 service. One of the top 3rd party softphones out there is  Bria from CounterPath.

Different softphones may have different features, including voice & video calling, voice & video call recording, screen sharing, instant messaging, CRM integration, and team presence management which lets you know who is currently online, on the phone, or available for call transfers.

If you’d like to set up a a 3rd party softphone like, Bria softphone, you can download it for Windows or Mac and use it with your One40 service on all One40 plans.


1. What is a softphone?

A softphone is a desktop app you download that lets you use your computer to make and receive phone calls. It’s easy to set up and includes all the features of a traditional office phone. As long as you have a good internet connection, you’re ready to start using a softphone on your computer.

2. Do I have to use a softphone?

No, you can always use the free One40 mobile app to make and receive calls using your smartphone. Additionally you can also simply forward your calls to any existing phone line (i.e. cell phone, landline, or other telephone numbers).

3. What types of softphones can I use with One40?

We work with most of the popular softphones on the market and will do our best to accommodate your needs if you have a particular brand you’d like to use.

If you’re not sure where to start, we recommend using the free One40 Desktop Softphone or Bria softphone from CounterPath. Our support team would be happy to walk you through the options and help you get set up.

4. How do I setup a softphone?

Just sign up for  One40. Then download the softphone and sign-in to activate. If you need help contact support and a One40 specialist will assist you in getting setup.

With One4o you get unlimited users and extensions, so you can add Desktop IP-phones and/or Computer softphones to your One40 Virtual Phone System at any time.

5. Will you help me set up my softphone?

Yes, we’ll email you a quick link to download your softphone with step-by-step instructions to connect it to your account.

If you have any trouble our support team is here to help. We can test your internet speed and help you troubleshoot if you have any problems, at no extra cost.

Our customer support is 100% USA-based and always free.

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