Symbian Belle, the next version of Symbian was announced on 24 August 2011. Symbian Belle is also an update built on Symbian^3 OS like Symbian Anna but a step ahead.
Symbian Anna offered an attractive icon design and font, a better web browser plus updates to other Nokia services, a portrait-style QWERTY keyboard, and split-screen text entry. Know more about Symbian Anna at MobileWatch.
Changes made in new Symbian Belle are:
Doubling of the number of home screens - The new Belle offers six home screens and the previous siblings of Symbian have 3 home screens only.
Introduction of flexible home screen widgets – Widgets have been redesigned and are now available in five different sizes. Widgets can be rearranged to create complete personalized home screen.
New and improved status/notification bar – The Belle has taken a neat approach to notifications through – a pull down notification tab that incorporates common setting, notification for incoming messages, missed calls, etc.
Toggle Widget – It has introduced a toggle widget for one touch operation of Bluetooth, profile, Wi-Fi, etc.
Active and informative lock screen – Your lock screen is now active. It will tell about missed calls, incoming message, etc. Colored wallpaper can also be added to lock screen.
NFC capabilities – Near Field Communication (NFC) is integrated in the operating system.
Dynamic real-time multitasking
New Apps: Belle incorporates new apps such as Microsoft Lync – an IM for business, SharePoint, OneNote, Exchange ActiveSync, and PowerPoint Broadcaster.
Making debut with - Nokia 600, Nokia 700, and Nokia 701.