https://www.apkmirror.com/apk/affinityclick-inc/hushed-anonymous-second-number/hushed-anonymous-second-number-4-10-1-release/hushed-2nd-phone-number-4-10-1-android-apk-download/
Just downloaded the Hushed - Second Phone Number 4.10.1 (Android 5.0+) APK from @APKMirror