Buy your own toll-free, local or (inter)national numbers directly online
πŸš€ Full control

Dedicated IVR servers

Stop letting your communications platform dictate what you can build. With our dedicated IVR servers, you can program anything.

Our highly configurable servers can be deployed as:

  • Advanced telephone applications
  • A custom-built PBX with only the features you want
  • A secure session border controller for your VoIP network
  • Use only the features and logic you need
  • Host your own scalable call platform
  • Launch-ready within 24 hours

Benefits of Dedicated IVR servers

Discover how our features help you work smarter, save time, and improve how your business communicates.

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Build it your way

Use our C++ SDK to develop in-house, or have our expert team build and support your application.

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Escape the walled garden

Tired of rigid, expensive SaaS solutions that can't keep up with your needs? Our platform gives you total control and ownership, eliminating surprise limitations and future-proofing your communications stack. If it uses voice, telephony, or messaging, you can build it here.

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Full transparency

Unlike platforms like Twilio, we give you a clear view into every function call and the entire lifecycle of a conversation. No black boxes.

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Ready in 24 hours

Our standard configurations are delivered as Docker containers, ready for launch within one business day.

Pricing

Get the power of dedicated IVR infrastructure with flexible pricing for your needs.

Starter

4 Channels

Perfect for testing, small-scale deployments, or pilot setups. A low-risk way to explore the power of dedicated IVR.

€250 / month
Growth

100 Channels

Ideal for growing teams that need reliable call handling at scale. Balance between flexibility and performance.

€500 / month
Enterprise

200 Channels

Designed for high-volume environments that require maximum performance, control, and customization at every level.

€1000 / month

AI-Enabled

Instantly stream call data to leading AI platforms like OpenAI, Azure, Google, Deepgram, and Elevenlabs.

This feature is included free with every Business number or International number.

Ready to build without limits?

Book a free strategy session with our developers to map out the perfect solution for your business.

Dedicated IVR servers FAQ

Get clear answers about Feature and how they work for your business.

You get full control. Build exactly what you need, without limitations from shared environments or fixed tools.

You can manage it yourself using our API or SDK - or have our team maintain everything for you.

Custom call platforms, high-volume routing logic, telecom APIs, PBX systems, or secure border controllers for VoIP.

Our default setups ship as Docker containers and are launch-ready within 24 hours.

Happy Callfactory customers:

SignDirect logo
Bosch logo
Trigion logo
ANWB logo
UWV logo
Sogeti logo
Dille & Kamille logo
Nationale Ombudsman logo
KRO-NCRV logo
Swiss Sense logo