WPEasyPay is the most powerful and trusted Square Payment solution for
WordPress powered sites. With this plugin, you can start accepting online
donations via credit cards instantly. WPEasyPay provides you the facility to
receive donations from one-time and recurring donors (Premium). You can also fix
the donation amount to be accepted or make it customize for donation sources.
WPEasyPay splendid features like multiple display styles for forms (Single Form/
Form in Popup/ Form Wizard/ Form Wizard in a popup), Multiple Buttons, Email
Notification for Admin and Donor, and customize 'Thank You' page options can
lead you for excessive donations.