iPhone Screenshots


Please note, this app will not work unless your employer is a Callsign customer, and they have asked you to download this app.

Thank you for using Callsign, we are passionate about keeping your identity and data secure. You can use this app to securely sign into your organization's Callsign protected applications.

To get started using the Callsign app, download here, and follow the step by step instructions. It should take 3-5 minutes.

If you have any questions please contact your IT Service Desk, or use the in-app support instructions.

And if you want to chat, please contact us on Twitter @callsign.

What’s New

Version 4.13.7

Bug fixes and performance improvements

Ratings and Reviews

1.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, Callsign Inc, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer's privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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