Imagine What You Can Build. Imagine What You Can Transform.
Zang Cloud is a robust development platform — create what you need, integrate it seamlessly with your current communications systems and go! Keep reading below to see what our developers and customers have come up with so far. You’re only limited by your imagination. (And the laws of physics. Let’s not get crazy here.)

Sign up for a free accountRead the documentationSee pricing below

Cloud on an ipad

What you can do with
Zang Cloud

 Workflow  Workflow

Zang Workflow is a graphical design tool enables anyone to easily build communication apps and workflow.

 Messaging  Messaging

Build intelligent, reliable messaging apps with the Zang API for a powerful way to engage customers.

 Voice  Voice

One simple API enables you to add voice and calling features to your web or mobile apps.

 Carrier Services  Carrier Services

Gain valuable insights into the origin of your callers to help you nurture sales leads, analyze the effectiveness of marketing campaigns and prevent fraud and spam.

 Phone Numbers  Phone Numbers

Buy local and toll-free numbers and short codes from Zang, fully online and with no set-up required.

Zang Cloud Features Include:

  • picture of phone number pricing plans with buy CTA
  • icon

    Automatic Speech Recognition

    Enable your IVR, call center, or phone numbers with the ability to recognize and interpret speech. Learn more.

  • icon


    Build communication and notification apps with the ability to send text messages that include multimedia content, such as images and videos. Learn more.

  • icon

    SIP Registration

    With SIP Registration you can connect your SIP-enabled devices or softphones directly to Zang Cloud and use our APIs to build call-handling logic. Learn more.

  • icon


    Convert written text into naturally sounding voices. Learn more.

  • icon


    Build an app to automatically exchange text messages with your customers. Notify them, remind them, poll them, and get creative using a single user or group messaging. Learn more.

  • icon

    Phone Calls

    Build an app so your team can quickly make calls to any phone number, in any part of the world, using your real phone number or a custom caller ID. Learn more.

  • icon

    Buy Numbers

    Buy local and toll-free numbers and short codes from Zang, fully online and with no set-up required. Learn more.

  • icon

    Add Voice

    Build voice capabilities into your apps to track calls, ensure leads are quickly followed up on, and detect and respond to voice commands with Interactive Voice Response (IVR). Learn more.

  • icon

    Record Calls

    Build outgoing call recording functionality to save or share with your teams. Learn more.

  • iconicon

    Call Transcriptions

    Build in automatic transcription during calls — or even after a call happens. Learn more.

  • iconicon

    Voice Changer

    Build a filter app so your team can lower or raise their voices, or even go full robotic during phone calls with each other, to customers, or to reach the mothership. Learn more.

  • iconicon

    Background Audio

    Build in added ambient noises like traffic sounds, background audio or white noise to customer or internal calls. Is that a foghorn I hear? Learn more.

  • iconicon


    Build and integrate automatic call responses, user flows and SMS replies (and more) using simple noun and verb syntax.
    See more examples in Documentation.

  • voice changer icon with a blue, green and red dial

Discover how companies are using Zang Cloud in action

See the use cases nowSee real customer examples

Sign up for a Free Zang Cloud trial and get access to a free, 3 month trial of our new team collaboration app: Avaya Spaces.

Learn more about Spaces

What does it cost to use Zang Cloud features?

Select your country to see pricing:

Phone Icon

Send and receive messages starting at:

SMS Local
inbound per smsoutbound per sms
SMS Toll-Free
inbound tollfree per smsoutbound tollfree per sms
MMS Local
inbound per mmsoutbound per mms
MMS Toll-Free
inbound tollfree per mmsoutbound tollfree per mms

Phone Icon

Phone Calls
Send and receive calls starting at:

inbound per minoutbound per min
inbound per minoutbound per min

Phone Icon

Buy Numbers
Purchase your own number starting at:

per month
per month

Additional features

Auto transcription$0.05/min
Hybrid transcription$0.29/min
Carrier Services
Carrier Lookups$0.01/req
BNA Lookups$0.05/req
CNAM Lookups$0.01/req

Ready to get started? Sign up for free to use the Zang Cloud platform now

Start your free trial

Picture of the signup screen for the world's most advanced voice API to send and received SMS messages and make voice calls