Magstripe reader: Free (additional readers $10 each).You can take Apple Pay, Google Pay, and chip card payments with it. Need to take contactless payments? You can purchase their contactless and chip card reader, too. The card reader can take card payments in offline mode. This can make it more convenient since you don't need to worry about 8-hour battery life or extra devices for backup.Īnd if you ever find yourself in a place with no WiFi, you'll still be able to run your business.

You also won't need to charge the credit card reader. The other one has a Lightning connector which can only be used with iPhones. You can use one of the two versions of the magstripe reader since it can be connected through a headphone jack. Send invoices and collect invoicing payments.Employee management: $35/mo + $5/employee.But Square also lets you add more features for a monthly fee, including: It provides many robust POS features for free. Today, it offers a powerful POS app alongside two powerful mobile credit card readers. Private final BroadcastReceiver mUsbAttachedReceiver = new BroadcastReceiver() void onReceive(Context context, Intent intent) else if (UsbManager.ACTION_USB_DEVICE_DETACHED.Square was one of the first credit card processors to offer a free card reader. RegisterReceiver(mUsbAttachedReceiver, attachedFilter) IntentFilter attachedFilter = new IntentFilter(UsbManager.ACTION_USB_DEVICE_ATTACHED) IntentFilter filter = new IntentFilter(ACTION_USB_PERMISSION) PendingIntent mPermissionIntent = PendingIntent.getBroadcast(this, 0, new Intent(ACTION_USB_PERMISSION), 0) My code to detect any USB Host : private static final String ACTION_USB_PERMISSION = '_PERMISSION' Now Android provides USB Host that makes it possible to read any USB Host provided the Android Smartphones supports it.Īnd I am trying to use these classes provided by USB Host to reach out to the data inside this card. I have been using a HID OMNIKEY 3021 USB smart card reader which would read these card(And I know this reader works with these cards through windows apps because I have personally tested this) So lately I have been working with smart cards that hold some information and what I am trying to achieve here is to fetch this data from these smart card using a smart card reader through any Android Smartphone.

Use android as smart card reader