Number Masking

Keep user identity and your business safe

Privacy is paramount! Mask phone numbers to anonymize voice calls and messages and safeguard your business model and your customers’ identity. 

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Join over 150,000 businesses, including 8 of the 10 largest tech companies in the world.

Protect your business model and your customers

Maximum security

Anonymize numbers inĀ conversations between sellers, drivers, or service providersĀ to safeguard their identity and prevent data misuse.

Zero revenue leakage

Don’t be cut out of the deal! Masking phone numbers helps you keep users andĀ conversationsĀ on your platform to prevent revenue loss.

Connect your campaigns

Get the most from your online campaigns! KeepĀ tabs on where customers found your contact details and runĀ ads onĀ the right channels.
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Keep numbers private

Our flexible integration framework allows you to redirect phone calls to a given number by using the callerā€™s ID to determine where to connect the call.  

Build trust locally and increase brand recognition by using local numbers with area codes.  

Learn more about how to protect user privacy and real-time communications.

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Make user privacy a competitive advantage

Turn user privacy into a competitive differentiator! Attract more customers and keep growing on a mature market by implementing number masking in your real-time voice communication.

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Build effortlessly and step up data protection

Build a super simple API with C# to redirect phone calls to a given number using our SVAML. Use the caller ID of the calling party to determine where to connect the call.

Harness the power of secure communications

Custom prompts

Level up CXĀ with our text-to-speech engine and add pre-recorded voice files – inĀ multiple languages!

Prevent fraud

Control call flow, filter, and redirect inbound calls. Just respond to the callback we send on incoming calls.Ā 

Reporting

Collect and store call metadata by downloading log files from the Sinch portal or fetching data from callbacks.

Recording

Need to keep records for quality or safety reasons? Well, calls can be recordedĀ and moved to your companyā€™sĀ archives for safekeeping!

Voice + SMS

Need another layer of protection? No problem! We can help you get a masked phone number onto SMS too.Ā 

Simple integration

Keep numbers private easily with our flexible integration framework.

Local presence

Boost brand recognition and trust with aĀ local phone number, even if youā€™re on the other side of the world.Ā 

Got questions? We’ve got answers!

Phone number masking increases security for businesses and customers by anonymizing the numbers used during calls. Masking real numbers with a virtual one protects user privacy and revenue by keeping all calls on your platform. 

You can easily find numbers from a wide range of countries in our customer portal whilst signed in. Some countries require local presence and additional company information before we can source you a number. If youā€™re interested or have any further questions, letā€™s talk!

Use different numbers on different media, all connecting to the same point, and with our Callback Events, youā€™ll know which of your masked numbers was used the most and therefore which channels are most effective.

Insights from Sinch

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What are you waiting for?

Start building conversations now!

Sinch makes it easy!

Build meaningful connections with your customers.