Google has also thrown its hat into the ring, creating Google Checkout to compete against Paypal.

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Customers are being offered fixed credit on the firm's online payment system, Google Checkout, instead.

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Most app stores rely on more cumbersome processes, such as payments through third-party services like PayPal or Google Checkout.

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Also, Google (nasdaq: GOOG - news - people ) launched its Google Checkout service in 2006 to successful reviews.

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Also, Google launched its Google Checkout service in 2006 to successful reviews.

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It competes with Google Checkout and Amazon Checkout.

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Remember when Google Checkout launched in 2006?

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Google Checkout and Checkout by Amazon.

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As Google and PayPal compete to make the checkout less cumbersome, shoppers will find it easier to complete their purchases.

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Google already has an online payment mechanism called Checkout that, in theory, it could use to collect payments for social games on its platform.

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Sites that use Checkout allow online shoppers to log in with their Google account information.

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Hence eBay is being forced to take Checkout seriously so seriously, in fact, that it has added Google's system to its list of prohibited payment methods.

ECONOMIST: Online payments