The most flexible way to take a payment online.

Explore some things you can build with Square's Web Payments SDK

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Successful Payment

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Payment Failed

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Your card won't be charged

success

Successful Payment

Your card was not charged.

fail

Payment Failed

Please check your payment information and try again.

Your card won't be charged

success

Successful Payment

Your card was not charged.

fail

Payment Failed

Please check your payment information and try again.

Your card won't be charged