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Deals of the day: 'Portal,' PCs and more

Valve

Our "deals of the day" roundup is a selection of some of the better gadgets, gaming and app deals on the Internet right now — with a few strange odds and ends thrown in for fun. Here's what's worth considering today: A free copy of "Portal" for PC or Mac, discounted PCs, plenty of free apps and more.

Gadgets:

Gaming:

Apps:

Miscellaneous odds and ends:

Today's deals were discovered via:

DealhackAppBrainLogicBUYFatWalletLaptopaholicCheapCollegeGamers148AppsSlickDealsCheapStingyBargainsDealzonBrand Name CouponsGamerHotlineHDTVaholic and Tabletaholic.

Please read the detailed descriptions of each linked offer carefully before buying — msnbc.com is not responsible for the duration or integrity of individual deals.

Rosa Golijan writes about tech here and there. She's obsessed with Twitter and loves to be liked on FacebookOh, and she can be found on Google+, too.