GetButton.io’s Chat button widget (formerly WhatsHelp widget) directs website visitors directly to a messaging app like Facebook Messenger or WhatsApp so they can initiate a conversation with you. It’s easy to install and can be customized according to your brand style. It supports Facebook Messenger, WhatsApp, Viber, Snapchat, Line, and Telegram. It works on desktops, tablets, and mobile devices. Cons: It’s a very basic solution. There is a free version, but most features require an additional fee. According to reviews, it can slow down the website’s overall performance.