Apple has just released the developers preview of iPhone OS 4.0 and SDK for iPhone, iPad and iPod Touch. If you are a member of iPhone Developer Standard or Enterprise Program then you can download iPhone OS 4.0 beta (Build: 8A230m) and iPhone SDK 4.0 beta (Build: 10M2236a) by signing into Apple Developer Connection. This pre-release version of iPhone SDK 4 can be used to develop apps for iPhone and iPod Touch.
Main highlights of the this major release include multitasking, fast app switching, per-app SMS and alerts, app folders, a new Mail App, iBooks, custom backgrounds, game center, iAd advertising, 5x digital zoom, tap to focus video and Bluetooth keyboards. Click here for our detailed review on all iPhone 4.0 features.
UPDATE 2: iPhone 4.0 OS SDK Beta 2 Available Now, click here to download.
Download iPhone 4.0 Developers Preview.
You may also like to read:
- iPhone OS 4.0 Released: 100+ New Features Added
- Multitasking In iPhone OS 4.0: Video Demo
- iPhone OS 4.0 Folder Feature: Video Demo
- iPhone OS 4.0 Game Center: Video Demo
- iPhone OS 4.0 5x Digital Zoom: Video Demo