Android: Google Play Store

Purchase is done according to the standard Google's Play Store terms via the Play Store client application installed on your Android device. License is valid for the unlimited number of downloads, installations and updates for the lifetime of the Google account. Google does not allow to change account bound to the purchase (common to all apps in Google Play). Validation of the license is done via the Google Play services which must be installed on your Android device.

Android: Directly from the developer via PayPro

PayPro is an alternative purchase method for those users who are not able to buy in Google Play Store due to different reasons. The application package (APK) must be downloaded, installed or updated manually. The application packages for various platforms are available in this Download section. Purchase (license) is bound to the specified e-mail account during the purchase process. License check is done with a help of Neutron Console. License is valid for the unlimited number of downloads, installations and updates. License account can be changed any time via the Neutron Console. Refunds are not possible.

Android: Huawei AppGallery (direct alternative to Google Play Store)

Neutron Player and Recorder are available in the Huawei AppGallery store via the in-app purchase mechanism (inside Neutron -> settings -> Help -> Buy Now). Huawei AppGallery can be installed on any Android device running Android 5+ and thus it is a good universal alternative to the Google Play Store. License is valid for the unlimited number of downloads, installations and updates for the lifetime of your Huawei ID account. 

Android: Samsung Galaxy Apps

Neutron is also available in the Samsung Galaxy Apps store via the in-app purchase mechanism (inside Neutron -> settings -> Help -> Buy Now). Please note that such purchase is valid only on devices with Samsung Galaxy Apps application installed. Thus the best universal alternatives for Android platform are Google Play, PayPro and Huawei AppGallery.

Apple: App Store

Purchase is done according to the standard Apple App Store terms via the App Store client application. License is valid for the unlimited number of downloads, installations and updates for the lifetime of your Apple account.

Windows: Microsoft Store

Purchase is done according to the standard Microsoft Store terms via the Microsoft Store client application. The license is valid for the unlimited number of downloads, installations and updates for the lifetime of the Microsoft account.

BlackBerry: BlackBerry World

Note: On 1st of April, 2018 BlackBerry officially removed all paid applications from the BlackBerry World app store. Neutron's distribution via the BlackBerry World is discontinued automatically as a result.

If you lost your purchased copy of Neutron Player and are not able to restore it from BB World, try side-loading BAR package of the last officially released version of Neutron in BB World (2.01.1): PlayBook, BB10.

General: Purchase transfer from one platform to another

It is not possible to transfer purchase from one platform to another, app stores do not provide such possibility or interface to the app developers. More details are here.