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This hack can save you money at Costco

It’s almost better than the free samples…Almost.

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You might as well be throwing money away if you’re not using . This Chrome extension knows nearly every trick in the frugal bible and will automatically try them for you (and the 1,500,000+ other people currently using it).

Here’s how it works:

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While you shop at Costco, Target, Walmart, Instacart, Groupon, Expedia or almost anywhere else, goes to work in the background to find working coupon codes to try on your order. Just click “try codes,” and Wikibuy will instantly apply coupon codes to your shopping cart.

Shop on Amazon? automatically checks other sellers for a better price, including sales tax + shipping. A notification will appear in seconds if a better offer is found.

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Look, if you like a good deal at Costco, you’re going to love this tool.

The best part? There’s no membership fee. It’s totally free. Get Wikibuy .