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Operating System Reviews

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Android Wear 2.0

With lots of new features, the LG Watch Sport and Style are the first to use the new software -- and it's promising.

Mac OS X 10.11 El Capitan

If you own a Mac, you'll want El Capitan. This update simplifies the Mac experience, improving the tools you already use while promising improved performance to come.

Apple iOS 9

If you own a recent Apple device, you'll want to make the jump to iOS 9: Better battery life, improved native apps and multitasking prowess on the latest iPad make this upgrade a no-brainer.

Google Android 6.0 Marshmallow

Android 6.0 Marshmallow is out now. This is everything you need to know about Google's mobile operating system update.

Apple iOS 8.1

With the latest version of iOS and an NFC-equipped iPhone, you'll finally be able to pay for transactions with Apple Pay.

Google Android L

Google gives us a preview of the future of its mobile operating system.

Microsoft Windows 8.1 Update

With new functionality for the Start button and separate experiences for desktop and tablet users, the Windows 8.1 update finally gives people what they want.

Nokia X Software Platform

Nokia sure tried hard to give us something new, but its mashup of Android, Windows Phone, and Asha gives its Nokia X phone limited powers and a nagging identity crisis.

Mac OS X 10.9 Mavericks

As it's a free upgrade that gives you more apps, improved features across the board, and better performance, there is really no reason not to get Mavericks on your Mac.

Microsoft Windows 8.1

If you're a dedicated Windows 8 hater, the update to Windows 8.1 isn't going to change your mind. For everyone else, this collection of tweaks, fixes, and new features is useful, but everything here should have shipped in the original version last year.

Microsoft Windows 8.1

If you're a dedicated Windows 8 hater, the update to Windows 8.1 isn't going to change your mind. For everyone else, this collection of tweaks, fixes, and new features is useful, but everything here should have shipped in the original version last year.

Ubuntu Touch

The new Ubuntu Touch operating system for phones and tablets blows away rivals Firefox OS and Tizen -- and it may even be better than iOS and Android.

Tizen OS

In an early demo of Tizen OS on a Samsung phone, the new OS looks a lot like Android -- and is clearly a long way from prime time.

Firefox OS

Mozilla's mobile operating system, unveiled at Mobile World Congress, won't win over many iOS and Android faithful. But it's credible for low-budget feature-phone owners.

Microsoft Windows 8 Pro Upgrade

Microsoft makes an aggressive, forward-thinking, and bold statement for the future of PCs with Windows 8, and vast security and speed improvements more than justify the $40 upgrade price.

Microsoft Windows 8 Pro Upgrade

Microsoft makes an aggressive, forward-thinking, and bold statement for the future of PCs with Windows 8, and vast security and speed improvements more than justify the $40 upgrade price.

Microsoft Windows 8 Pro Upgrade

Microsoft makes an aggressive, forward-thinking, and bold statement for the future of PCs with Windows 8, and vast security and speed improvements more than justify the $40 upgrade price.

Apple Mac OS X 10.4

Though its new user features have mixed appeal, Tiger's technological changes and speed improvements make this an enticing upgrade, especially for those who passed on Panther.

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