Accessories for Square Readers

Learn which accessories you can use with Square Readers.

Lightning Adapter for Square Reader

The Lightning Adapter for Square Reader is a headphone adapter that allows you to continue to use your magstripe reader with your iPhone 7, 8 or X. The Lightning Adapter for Square Reader gives you a sturdy adapter for your magstripe reader so you won’t have to worry about your reader moving while you swipe your customer’s cards.

It’s available to all Square customers for $15 from our website squareup.com/shop.

Otterbox uniVERSE Case for the Contactless + Chip Reader

Square and Otterbox have partnered to develop a mobile solution for the Square Contactless + Chip Reader. uniVERSE cases come with an adaptor that adheres to the Square Contactless + Chip Reader making it possible to accept chip and contactless payments on the go with an iPhone 6/6s, and the iPhone 6/6s Plus.

You can purchase an Otterbox uniVERSE case or a standalone clip with a Contactless + Chip Reader through Square Shop or from a retail partner:

For questions about the case, contact Otterbox Support directly.

Griffin Merchant Case for the Square Magstripe Reader

The Merchant Case for iPhone 5 and iPhone 5s is custom-molded to secure the magstripe reader. The reader can be detached and stored in the back of the case when not in use. A free magstripe reader is included with the purchase of a Griffin Merchant Case. To order one, visit Griffin Technology.

Note: This case was developed as part of the Works With Square hardware program. If you’re interested in partnering with Square, contact us.

Back of Griffin Case with attached card reader

Reader Adaptors and Extension Cables

We don’t officially support audio jack adaptors or extension cables and can’t guarantee compatibility, but customers have had success with the following:

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