Groupon offers a mobile application available on iPhone, Android, Blackberry and Windows Phone. Common sweet fillings include apple, blackberry, and peach. Kaspersky's software is available for Macs, PCs, Android, iOS, Windows Mobile, BlackBerry and Symbian. Android, iOS, Maemo, BlackBerry 10. Google Talk applications were available for Microsoft Windows, Android, BlackBerry, and Chrome OS operating systems. It was later released for Android and for BlackBerry Tablet OS. There are also applications that allow mobile access via Android, BlackBerry, and iOS. Skype was previously available on selected Symbian, BlackBerry OS and BlackBerry 10 devices. Bramble fruits (such as the blackberry or the raspberry) are aggregates of drupelets. BlackBerry devices support NFC using BlackBerry Tag on devices running BlackBerry OS 7.0 and greater. QNX became the platform for the BlackBerry PlayBook and BlackBerry 10 Smartphones. A Google Talk client is also available for BlackBerry devices from the BlackBerry site. Its wines are reputed to have more blackberry and spice flavors. BlackBerry 10 (based on the QNX OS) is from BlackBerry. RIM provides tools for developing applications and themes for BlackBerry.