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CallFactory

Tools for your business

Explore a growing set of free tools designed to help you get more out of your phone system. From quick lookups to smart checks – no login, no cost.

Text-to-speech assistant

Create custom welcome messages, after hours messages, and phone menus using our text-to-speech assistant in over 199 languages!

1 Create your message
2 Review the result
3 Copy to CallFactory
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QR code generator for phone numbers

Turn your business number into a scannable QR code that lets customers call you in one tap.

Generate QR code
QR code example

Whois number lookup

Check who owns a UK phone number — see the registered operator instantly.

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Tools FAQ

A quick way to explore how everything works and what to expect.

It shows you which company or service owns a Dutch phone number. Great for spotting scams, checking shared lines, or confirming if a number is trustworthy.

You can check most national business lines, including 0800 (toll-free), 0900 (premium), and 088 (corporate) numbers.

No — the tools are currently focused on Dutch business numbers only. For international lookup, contact our team.

The database is updated regularly using official sources and client data to ensure accuracy.

It helps you make safe calls, spot spam or fake numbers, and connect faster with verified companies. It’s also a great way to vet unknown callers.

Happy Callfactory customers:

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