Make your calls one-of-a-kind
Build engaging calling experiences with the highly customizable Voice API. See how its connectivity, programmability, and privacy and security features can fit into your applications.
Highlights
Deliver an exceptional voice experience
Connectivity
Reliable connectivity anywhere in the world
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Global low latency
Provide the lowest latency possible to your customers by routing data through one of nine Twilio global edge locations.
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Web-based VoIP with Javascript
Give your customers more communication channels to pick from by adding browser-based VoIP calling to your applications.
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Mobile VoIP with iOS and Android
Add mobile VoIP calling for both iOS and Android with Voice SDK resources.
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Making outgoing calls
Use the Twilio REST API to make outgoing calls to phones, SIP-enabled devices, and embedded calling endpoints.
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SIP Interface
Increase your business agility by upgrading your VoIP infrastructure with scalable cloud capabilities.
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SIP Registration
Connect all your SIP-enabled devices and clients to Voice. No VoIP infrastructure needed.
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Bring Your Own Carrier Trunking
Connect your current PSTN carrier to Twilio’s scalable communication platform.
Programmability
Build engagement into every step
Privacy and security
Keep you and your customers’ data secure
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Emergency Calling
Enable emergency calling to Public Safety Answering Points (PSAPs) in the US, Canada, and the UK.
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Phone number regulations
To comply with local phone number regulations, we maintain a country-by-country guide of phone number regulatory requirements.
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Trust Hub
Get verified on all channels in just a few minutes to start building lifelong trust with your customers.
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SHAKEN/STIR
Increase your call answer rate and fight against unwanted robocalls and other fraud with the SHAKEN/STIR protocol.
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<Pay>
Securely accept payments over the phone using self-service tools and agent assistance with Twilio Voice.
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PCI Compliance
Twilio Voice is Payment Card Industry Data Security Standard (PCI DSS) Level 1 compliant.
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HIPAA Compliance
Twilio is committed to providing a communication platform that can be trusted by both customers and patients.
Pricing
Start building with Voice
Create your ideal voice experience while only paying for what you use. No commitments and pay-as-you-go pricing lets you focus on building engagement for your customers.