ArrowChat is described as 'self-hosted live chat software based on PHP script and jQuery. It is placed at the bottom of your website similar to Facebook Messenger ' and is an app in the Social & Communications category. There are more than 50 alternatives to ArrowChat for a variety of platforms, including Online / Web-based, Android, iPhone, Windows and Mac. The best alternative is Slack, which is free. Other great apps like ArrowChat are Matrix.org (Free, Open Source), Mattermost (Freemium, Open Source), Rocket.Chat (Freemium, Open Source) and Microsoft Teams (Freemium).
Private and Secure Instant Messenger for Office designed specifically for keeping remote employees and multiple offices in sync. "Give your team the freedom to chat, talk, share and interact together from anywhere, on any devices" by using it.