Yes, you can download binaries versions of any older Matomo Mobile app below:

*. Matomo Mobile 2.4.11 for Android 7+
*. Matomo Mobile 2.4.10 for Android 7+
* Matomo Mobile 2.4.7 for Android 7+
* Matomo Mobile 2.4.6 for Android 7+
* Matomo Mobile 2.4.5 for Android 6+
* Matomo Mobile 2.4.4 for Android 6+
* Matomo Mobile 2.4.2 for Android 6+
* Matomo Mobile 2.4.1 for Android 6+
* Matomo Mobile 2.4.0 for Android 6+
* Piwik Mobile 2.3.0 for Android 6+
* Piwik Mobile 2.2.0 for Android 4+
* Piwik Mobile 2.1.0 for Android 4+
* Piwik Mobile 2.0.1 for Android 4+
* Piwik Mobile 2.0 for Android 4+
* Piwik Mobile 1.9.6 for Android 2.2+
* Piwik Mobile 1.9.5 for Android 2.2+
* Piwik Mobile 1.9.4 for Android 2.2+
* Piwik Mobile 1.9.3 for Android 2.2+
* Piwik Mobile 1.9.2 for Android 2.2+
* Piwik Mobile 1.9.1 for Android 2.2+
* Piwik Mobile 1.9 for Android 2.2+
* Piwik Mobile 1.8 for Android 2.2+