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Build apps that send and receive SMS using phone numbers and short codes. Let friends say hello, tell customers their packages are delivered or alert employees that a shift is ready. The API enables users to communicate with your app or chat with one another; your code decides.
Twilio lets you use standard web languages to build SMS and voice applications. We’re connected to carrier networks globally and expose them to you via a clean, powerful web API. So bring your favorite programming language, a web server, and build the next generation of communications with us.
We’re built in the cloud. Our API is always available, continuously upgraded and auto-scales to meet your needs. When you move your communications to the cloud, there are no tricky VPNs to configure or SMPP binds to manage. Just send us your message via HTTP, and we’ll deliver it anywhere in the world.
Tell your customers when their table is ready, package is delivered, or bill is due. Twilio SMS is the perfect way to keep your customers informed. When you send an SMS, we will instantly deliver it to your user’s mobile phone.
Let people talk with one another over SMS using only a Twilio phone number. With group messaging, teachers can tell students about an assignment or business colleagues can make sure everyone sees the new proposal.
Associate a phone number with an account during signup. By checking that each user has a unique phone number, you eliminate duplicate accounts. SMS is the most cost-effective way to verify your users at scale.
Forget that hardware fob. Add an additional layer of security to website logins by sending temporary SMS one-time-passwords to users’ phones. That extra-step ensures that the user you want is logging into your site.
When you need high-throughput messaging, buy a short code and send SMS at rates up to 30 messages per second. Because your texts are coming from an easy-to-remember number, customers will instantly remember your brand.
Hit the ground running with a set of rich features that empower you to customize your app. Everything from unicode to global reach is built right in. No need to install software updates or buy hardware modules, just build the messaging app you want.
To notify shoppers promptly and reliably, Walmart sends its latest “Value of the day” specials with Twilio SMS.
Airbnb added SMS notifications to keep customers around the world up to date on their reservations, increasing satisfaction and reducing costs.
Processing payroll for more than a million businesses nationally, Intuit added an additional layer of security to their website with SMS.
Launching a national campaign for Sprint, Goodby Silverstein leveraged Twilio’s SMS and voice-enabled numbers to handle hundreds of thousands of texts and calls on just one phone number.
Sign up now and start sending text messages in a few steps. No credit cards required. Walk through our documentation and quickstarts to kick the tires on the API. When you’re ready for production, upgrade your account and go live!