Knock is described as 'Scalable notifications infrastructure with APIs for rapid integration, cross-channel workflows, preference management, pay-as-you-go pricing, and high reliability' and is an app in the social & communications category. There are more than 25 alternatives to Knock for a variety of platforms, including Web-based, SaaS, Windows, Android and Mac apps. The best Knock alternative is Novu, which is both free and Open Source. Other great apps like Knock are SuprSend, VWO Engage, Notifico and Pubnub.
Send push intelligent notifications easily and fast from our platform. Send notifications to cell phones, tablets, laptops and desktops of yours visitors instantly
