Massage therapists across the country are using Square to accept credit card payments at their studio, spa and on the road for house calls. The company, co-founded by Twitter creator Jack Dorsey, offers massage therapists an easy and affordable way to accept credit card payments anytime, anywhere with an easy an intuitive device.

A free Square card reader (from transforms any iPad, iPhone or Android phone into a beautiful point of sale system. The device, about the size of a quarter, plugs into the headphone jack of a mobile device, making for a simple and lightweight way to take credit card payments.

Square offers massage therapists and all merchants a flat, low rate of 2.75-percent fee for every transaction they take–with no merchant account, no monthly fees and no minimum spend required; just plug it in and take a payment. Square also lets clients add a tip directly into the device, saving clients the need to carry cash or check. Funds are then deposited overnight directly into the Square user’s bank account.

Clients love Square for its ease of use and beautiful display. When it’s time to pay, customers can just sign with their finger on the screen and receive a text message or e-mail receipt.

The latest addition to Square is Card Case, which clients can use to open a tab at their favorite businesses. With Card Case, individuals never need to bring a credit card; they simple press “use tab” and the massage therapist can charge clients once the massage is complete and automatically send them a receipt on their phone.

Whether at a spa or on the go, Square empowers individuals to never miss out on a tip or a sale. Anyone in the U.S. can obtain a free Square reader by visiting