Updated Our iOS 6 review has been overhauled to include iOS 6.1. But the big question, as with any OS upgrade, is will you be glad you installed it?

Mountain Lion brings a few major additions, but there are many more small tweaks tucked in for good measure.

Apple's latest OS brings over 250 new features

More than just files, it shares email, calendars, addresses, wikis, blogs and iChat

Updated Is Apple's latest and greatest OS all it's cracked up to be?

There's no doubt that Tiger has been one of the most keenly anticipated upgrades for the Mac - it heralds an era of 64-bit computing, and new core graphics and audio, as well as delicious eye-candy in the form of Dashboard's Widgets.