With the Bookly Coupons add-on enabled, your clients will be able to apply a coupon code at the checkout and pay for the service at a reduced price. You can easily create, manage and keep track of all promotional codes directly in Bookly.

Demo
https://codecanyon.net/item/bookly-coupons-addon/21113860

Download
https://www.filecad.com/e9bm/Bookly-Coupons-(Add-on)-v2.0.rar