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ProCall Voice Services

The cloud telephone system from estos – especially for ProCall Enterprise

ProCall Voice Services is the perfect add-on to our proven unified communications & CTI software ProCall Enterprise with selected business telephony features from the cloud.

The new star in the ProCall universe – your benefits

Communication and telephony from a single source

You benefit from an excellently coordinated complete offering that can be quickly set up and easily administered according to the well-known estos "Next, next finish" principle.

  • Complete offering of on-premise UC solution & business telephony from the cloud
  • Perfectly matched extension to ProCall Enterprise with excellent integration

ProCall Voice Services CLIP No Screening

You remain flexible, because the licensing as well as the extension or reduction by individual users can be carried out easily by yourself. In addition, we allow monthly termination and do without long binding terms:

  • Flexible licensing and extension of users
  • Risk-free due to the possibility of monthly termination without any long-term binding terms
  • Secure due to standard encryption and server location in Germany

All functions and advantages of ProCall Enterprise are available without restriction

ProCall Enterprise has a wide range of expansion and integration options that take your internal and external company communication to a new level. They make your communication completely independent of work location and time and create the perfect basis for modern and flexible workplace & working time models.

Learn more about ProCall Enterprise

ProCall Voice Services combines proven business telephony functions
Business telephony

Business telephony

Calling, forwarding, diverting... you can optimally use all telephone functions via common end devices or the ProCall softphone. CLIP No Screening allows you to signal any number from your company for outgoing calls.

Team features

Team features

All group members can conveniently log in and out of configured call groups via ProCall for Windows.

Integrated voicemail

Integrated voicemail

With the integrated voicemail, you'll never miss a call again, because you'll conveniently receive an e-mail notification when a voicemail is missed.

One-step IVR – Interactive Voice Response

One-step IVR – Interactive Voice Response

The caller can be connected directly to the desired destination using telephone keys (DTMF). In addition, a holiday message can be stored, which is played when a call is made outside working hours.

Simple & straightforward setup and licensing via the estos UCConnect portal

In accordance with our "next, next finished" principle, you only need a few clicks to set up our cloud PBX. The connection, booking and billing of the telephone connection (SIP trunk) is then handled by our sister company STARFACE.

To set up the estos cloud PBX ProCall Voice Services:

  • Login to the estos UCConnect portal
  • Create an end customer account
  • Store the online license key that you have received from us there
  • Importing the license automatically creates a cloud PBX instance in the background
  • Now just activate the SIP trunk with one click and


Technical information on commissioning, system requirements, and the product scope of ProCall Voice Services can also be found in our support portal

Your new telephone connection – integrated and preconfigured

The connection to STARFACE Connect is already integrated in the UCConnect portal. After activating the license, you will automatically receive the access data to the STARFACE Control Center.

There you can book or port phone numbers, activate flat rate packages, define the number of channels and much more! Everything needed for telephony!

This is STARFACE Connect

  • No basic fee or minimum purchase
  • Free phone number porting
  • Low telephone rates (from 0.9 cents per minute)
  • Fair and full flats can be booked
  • Up to 60 additional voice channels for parallel phone calls in HD quality
  • 500 free minutes in the first 30 days after activation

Your tariff selection – basic rate or Clever & Easy

In ProCall Voice Services, the SIP trunk connection (the telephone connection) to STARFACE Connect is already completely pre-configured and can be activated with a few clicks via UCConnect.

For telephone tariffs you can choose between:

  • ProCall Voice Services = estos cloud PBX incl. SIP trunk + basic rate (in standard billing according to call minutes or packages of our sister STARFACE)
  • ProCall Voice Services National Flat = estos cloud PBX incl. SIP trunk + National Flat for calls to national fixed and mobile networks1)

ProCall Voice Services National Flat

True to our motto #VoiceMadeEasy, we like to make it especially easy for you to switch to the telephone cloud with estos!

With our new product ProCall Voice Services National Flat, estos partners can now offer their end customers directly at estos the:

  • Cloud PBX ProCall Voice Services (incl. SIP trunk)
  • incl. telephony flat rate to national fixed & mobile networks1)

Book as a package at a fixed price per user per month!

1) Calls to foreign countries as well as to special numbers and the hosting of the numbers are not included and will be charged separately.

ProCall Voice Services basic tariff

As an alternative to the ProCall Voice Services National Flat, you can use the telephony offer of our sister company STARFACE.

In the standard version, the prime rate is billed as pay-per-use. Alternative phone packages are available in the STARFACE Control Center.

Ordering and activation of the basic tariff is done via the estos partner. The telephone tariff is then billed between STARFACE GmbH and the end customer.

What our customers say about ProCall Voice Services

Test ProCall Voice Services


Of course, you can test ProCall Voice Services free of charge and without obligation. We provide you with the cloud telephone system for 45 days free of charge. In addition, you will receive 500 free minutes for 30 days to test the telephony. Register here for the free trial!


Sign up for the free trial here!

Our contact for your questions
Robert Weiß

Robert Weiß

Senior Director Sales DACH

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