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Sonetel
Henrik Thomé
Henrik Thomé
CEO & Founder

Free SIP

Free SIP services let you enjoy the benefits ofSIP - the world's leading Internet telephony standard - without the hassle of having to install and maintain server software.

In this article we will reveal how you can make use of a wide range of cloud based SIP services - at zero cost.

What SIP services can I get free?

Here are some of the cloud based SIP services you can get for free:

  • SIP address A public SIP address for receiving calls from anyone worldwide.
  • SIP IVR A SIP-based Voice Response (IVR) that can play messages such as "For sales press one...." to callers.
  • SIP trunk A SIP trunk is a connection between the traditional phone network and your SIP based phone system.
  • SIP forwarding Receive SIP calls or regular phone calls - and forward them to a SIP address of choice.

Here is how you can access these services for free - and how it all works.

Free SIP address

If you sign up for a free account from Sonetel, you will instantly get a SIP address, allowing you to receive free calls via SIP.

It will look something like this:

[snt-notes]john123456@sip.sonetel.com[/snt-notes]

Incoming calls to your SIP address from anyone anywhere worldwide can be answered in many ways:

  • In your browser You can answer calls in the free Web app.
  • With any SIP phone Calls can connected for free to any SIP device of your preference that you register with the service. This can be both software or hardware based SIP phones.
  • Forwarded to any number Incoming calls can also be forwarded to any mobile number or landline worldwide. This is not free, but costs like a local call.

If you run a business and invite your entire team to the service (which is also free) - they will all get their own personal SIP address.

You can read more about the option of having a free SIP address here.

Free SIP IVR

You can create simple SIP Voice Response Services (IVR) with a few clicks - at zero cost

Services can be of these types:

  • Menu Play a menu to callers. "For sales press one...." and take action dependent on their choices. Read more.
  • Announcement Play a message and then forward the caller to some destination, such as a SIP address or phone number or team member. Read more.
  • Voicemail Ask the caller to leave a message. Get the recorded messages delivered to an email address of your choice. Read more.

To create a SIP IVR now, follow these steps;

  1. Sign up You sign up for free here
  2. Create the SIP IVR Go here to create the IVR with a few clicks
  3. Get the SIP address Each SIP IVR you create automatically gets a unique SIP address.
  4. Send calls to the SIP address You can receive up to 1,000 calls per month for free and pay a low price for additional calls.

Free SIP trunk

A SIP trunk is like a pipeline for calls - across the Internet - between the classical telephone network and your SIP based phone system.

While it isn't possible to get a SIP trunk that is free for making outbound calls, you can surely get one that is free for limited amounts of incoming calls.

Follow these steps.

  1. Get a free account Sign up here for a free account for SIP trunking.
  2. Send calls across the SIP trunk Configure your new number to forward calls to the SIP address or IP address of your SIP server.

[snt-notes]You can have 1 concurrent incoming call on your SIP trunk for free. Additional usage costs extra.[/snt-notes]

[snt-notes]If you want to set up your SIP trunk to handle outbound calls, you need to take some further steps. Calls to mobiles and landlines are charged as local calls.[/snt-notes]

Free SIP forwarding

Free SIP forwarding allows you to forward incoming calls to a SIP address to another SIP address.

This is how it works.

  1. Get the SIP address Sign up for a free account and then go the Advanced call settings to find your SIP address.
  2. Forward calls to another SIP address Go to your incoming call settings, and configure that calls should be forwarded to a SIP address. Enter the destination SIP address of your choice.

Voila! You now have a new public SIP address that forwards incoming SIP calls for free to your other SIP address.

You can additionally add real phone numbers to the mix, and have them forwarded to your SIP address as well. Earlier in this article we also described how you could get a phone number for free.

Photo by Annie Spratt, Austin Distel, Vek Labs and Rodion Kutsaev on Unsplash