Well, I don't have really good news for all the Lumia fans... The company has spoked about future trends and paths of the company and haven't said anything at all about the Lumia line
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Not always, some apps do debut first on Windows Phone. Just like how some debut first on Android, and not iOS, or how some debut first on iOS and not Android.
Every app I used on iOS/Android is available on WP. Some are...