The Voucherify Redeem Voucher Client API provides a way to redeem a voucher, when you create a redemption object. It is an increments redemption counter and updates history of the voucher. This method is accessible through public keys which you can use in client side apps - mobile and web browser apps. Voucherify allows you to manage coupon campaigns with a voucher infrastructure that enables developers with the ability to integrate digital promotions across marketing channels. This platform can be used for referral programs, promo codes, loyalty coupons, vouchers and more. Voucherify.io is a voucher infrastructure platform that is accessed through an API.