Apple to unveil iPhone OS 4.0 on April 8th

Apple today announced a press event set for April 8th where it will introduce the next major version of its iPhone operating system. The event will offer a “sneak peek of the next generation of iPhone software.”

April 2010 Apple Event

A key feature expected to be added in iPhone OS 4.0 is full multitasking support.

A new iPhone with iPhone OS 4.0 is expected to be unveiled in June.