Whenever Apple announces a new major build of iOS, it is always seeded to registered developers in the first instance, with the theory being that they can test out their apps for compatibility and ready them for the final build and also file bug reports which they find with Apple. In that sense, Apple tends to treat their registered developers as there own tried and trusted software testers, something that has worked out well historically.

For a lot of people, the ability to totally change the way an iDevice looks is the primary motivator behind performing a jailbreak. If you are new to the jailbreak or themes concept, by installing Cydia on the device, users can download an almost endless string of themes for use with the WinterBoard application which allows total customization of the iDevice.

Aside from the release of the original iPad last year, followed by its predecessor back in March, it’s hard to recall a tablet surrounded by more buzz in the technology world than Amazon’s Kindle Fire.

WinterBoard’s sheer dominance in the iOS jailbreak theming market is, so far, unmatched. But in recent times, DreamBoard has emerged a veritable challenger to the undisputed champion. And today, that challenger has gone free.

In an interesting advertising move, Toyota released an official jailbreak theme for iOS through advertising firm Velti. Turns out though that Apple wasn’t so keen on this approach to advertising and told Toyota to pull it.

Since the day jailbreaking has been legalized in US, things haven’t really changed much. Legalization did provide the jailbreakers and those with jaibroken phones a reason to exuberate but that’s pretty much the only thing they have gotten.

Windows Phone 7 is the new kid on the block and nobody can deny it’s one pretty-looking operating system. Now iPhone users can also join in the tile goodness thanks to a new jailbreak theme.

There is a new jailbreak app available in Cydia which allows you to take backups of your iPhone’s springboard theme, which includes: user settings, layout, wallpaper, MobileSubstrate configuration, hidden apps and folders. You can then restore to your favorite saved theme with exact layout and settings in a matter of just seconds

Back in November 2009, we reported that you could get the HTC Sense UI on your iPhone running iOS 3.x We then repeatedly got requests to upgrade that theme so that it works on newer devices running iOS 4.x. And now, a much better looking HTC Sense theme (lockscreen only) has been released for iPhone 4 which is inspired by the latest version of HTC Sense found on Desire HD. It even has a weather widget that updates regularly and it all looks awesome on iPhone 4’s Retina Display. Follow this very easy guide to get this working on your iPhone.

If you want to have the look and feel of iPhone OS 4 right now, without having to update your iPhone and iPod touch to OS 4, then “iPhone OS 4” theme for Winterboard is the way to go. This theme includes wallpapers for both home screen and the lock screen, along with the new icon for “Calculator” app. This is how it looks like.

A new theme for iPhone has been released, that mimics the look of the yet to be released Windows Phone 7 Series devices. This theme, created by yours truly, is a free download from Cydia, and is available right now for jailbroken iPhone and iPod touch! You can find it under the ModMyi repository.

Apple iPad, which was announced earlier this week received a mixed reaction from all over the world. Some found it as an oversized iPod touch, while others thought that it has the potential to redefine the way we will use our computers in the future. In a nutshell, iPad is indeed an oversized iPod touch/iPhone except for iBooks Store and iWorks Suite of apps.