Apple releases iOS 7 beta 4 build 11A4435d to developers, list of changes and improvements

Apple has just released iOS 7 beta 4, which can be found in the Developer Portal right now. iOS 7 beta 4 build 11A4435d works with supported iPhone, iPad, and iPod touch models, and is available as an over-the-air update to users already running a previous iOS 7 beta on their devices. If you're already running iOS 7, you can update over-the-air by going into Settings > General > Software Update. Or you can go and grab the necessary download at http://developer.apple.com. Apple originally showed off iOS 7, and released its first beta, at WWDC 2013. The full released will come in the fall.

We've got a list of changes we've found so far in iOS 7 beta 4, which you can find after the break.

iOS 7 beta 4 changes:

• The chevrons on the lock screen have been flattened, along with an indicator next to the "slide to unlock" text pointing to the right.
• The folder animation for docked folders is fixed
• The Reminders app has a search bar now
• Notification Center lets you swipe between Today, All, and Missed
• The HDR camera function has been moved to the status bar area
• You can now download all songs in a playlist at once from iTunes Match
• The call button in the phone app has been redesigned with rounded corners
• The phone call answer options have been redesigned with rounded corners
• Spotlight gets a cancel button
• Shuffle all songs option in the Music app is back