Get started Sprint App available at the App Store Sprint App available at Google Play

About the Sprint® Mobile IP App

The app enables users to use Sprint IP Relay – to make and receive calls anywhere, anytime! Available on Android-powered devices running 2.2 or higher and iOS 4.3 or higher devices. The Sprint Mobile IP app is free and available for Deaf, Hard of Hearing, and people with speech disabilities to communicate using text on mobile wireless devices.

Connect with experienced relay operators. Sprint Mobile IP app features include: contact list, call history, and access to live customer service. Available only in USA and US territories. 10-digit number registration is required. If a user does not have a data plan, then casual data charges may apply depending on the plan you have with your wireless carrier.


Sprint Mobile IP Relay app available on the following networks: 3G, 4G, Wifi

10 Digit Number Registration

A separate 10-digit number will be assigned to the Sprint® Mobile IP app to allow end-users to port out their number to other IP relay providers, per FCC requirements. By obtaining a separate 10-digit number for the Mobile IP app, the Sprint mobile device and mobile service will continue on the Sprint network. Currently, the Sprint Mobile IP app for Android is available on Android 2.2 or iOS 4.3 or higher.

Sprint IP Text Mail

Sprint IP Text Mail feature allows a voice caller to leave a brief message for a registered Sprint IP user. The CA will type the voice caller’s message and send to the Sprint IP user’s email address. The email address is provided during the 10-digit number registration process.


  • Make and receive Sprint Mobile IP Relay
  • Works Android OS 2.2 or higher and iOS 4.3 or higher.
  • Ability to Save conversation
  • Ability to make Spanish language relay calls
  • Ability to change font size/colors and background colors
  • Access to phone's contact list, call history, and live Sprint Relay Customer Service representatives
  • Make 911 emergency call

Supported devices for Sprint Mobile IP:

Available on Android™ powered devices running on OS 2.2 or higher and iOS 4.3 or higher devices.

Download Sprint Mobile IP Relay App

For Android

  • Go to ‘Play Store’
  • Search for ‘Sprint IP’
  • Select ‘Sprint Mobile IP’ app Download app
  • After app download, login with Username and Password.

For iOS (Apple devices)

iPhone app screenshot
  • Go to iTunes Store
  • Search for 'Sprint IP'
  • Select 'Sprint Mobile IP' app Download app
  • After app download, login with Username and Password.

Getting Started with Sprint Mobile IP

Once you’ve downloaded and installed the Sprint Mobile IP Relay app to your device, use the links below to find out how to register for your own free 10-Digit Number and how to make calls using Sprint Mobile IP Relay. Currently, Sprint Mobile IP users do not need to register for another 10-digit number. Simply download app to your iPhone, login with your username and password to begin placing calls.