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Spok Mobile App Support Policies

This page details Spok's policies around supported versions of the Spok Mobile app and iOS and Android OS version compatibility.

Spok Mobile App Support Policy

Spok supports the most current version of the Spok Mobile app and one version prior. The currently supported Spok Mobile app versions for iOS and Android are:

  • Spok Mobile 4.4 app
  • Spok Mobile 4.2 app

Spok Mobile app versions are backward compatible with supported Spok Mobile server versions. For Spok Mobile server lifecycle information, see Spok Software Lifecycle Dates.

Device Operating System Policies

It is important to keep mobile devices running up-to-date operating systems in order to stay current with the latest security enhancements. Spok reviews its OS support policies regularly to ensure the Spok Mobile solution continues to provide secure messaging for our customers. Spok reserves the right to drop support for an operating system at any time if major security issues are found.

iOS Support 

Spok will generally support the most current version of iOS and two versions back. Spok aims to have this policy aligned with the iOS introduction cadence beginning in September 2018.

iOS Version OS Introduction Date Projected End of Spok Mobile App Compatibility Date
iOS 11 September 19, 2017 September 1, 2020
iOS 10 September 13, 2016 September 1, 2019
iOS 9 September 16, 2015 September 1, 2018
iOS 8 September 17, 2014 September 1, 2018

Android OS Support 

Spok generally supports the most current Android OS version and four versions back. Support for Android 4 (KitKat) has been deprecated due to security vulnerabilities.

Android OS Version OS Introduction Date Projected End of Spok Mobile App Compatibility Date
Android 8.0+ (Oreo) August 21, 2017 September 1, 2022
Android 7.0+ (Nougat) August 22, 2016 September 1, 2021
Android 6.0+ (Marshmallow) October 5, 2015 September 1, 2020
Android 5.0+ (Lollipop) November 12, 2014 September 1, 2019

Zebra MC40 OS Support 

Spok extends support of the Android 5.0+ (Lollipop) OS for Zebra MC40 devices only.

Android OS Version OS Introduction Date Projected End of Spok Mobile for Zebra MC40 Compatibility Date
Android 5.0+ (Lollipop) November 12, 2014 September 1, 2021