Apple calendar runs both the macOS and iOS mobile operating systems. Offering online cloud backup of calendars using Apple’s iCloud service, it can sync with Google Calendar and Microsoft Exchange Server. Users can schedule events in their day that include time, location, duration, and extra notes.

Skype is for connecting with the people that matter most in your life and work. It's built for both one-on-one and group conversations and works wherever you are – via mobile, PC and Alexa. Skype messaging and HD voice and video calling will help you share experiences and get things done with others.

Jitsi is a free open-source video conferencing software for web and mobile. Make a call, launch on your own servers, integrate into your app, and more.

Paypal payment app by Cal.com

Cal Video is the in-house web-based video conferencing platform powered by Daily.co, which is minimalistic and lightweight, but has most of the features you need.

Facetime makes it super simple for collaborating teams to jump on a video call.

Paypal payment app by Cal.com

Jitsi is a free open-source video conferencing software for web and mobile. Make a call, launch on your own servers, integrate into your app, and more.

Skype is for connecting with the people that matter most in your life and work. It's built for both one-on-one and group conversations and works wherever you are – via mobile, PC and Alexa. Skype messaging and HD voice and video calling will help you share experiences and get things done with others.

Facetime makes it super simple for collaborating teams to jump on a video call.

Apple calendar runs both the macOS and iOS mobile operating systems. Offering online cloud backup of calendars using Apple’s iCloud service, it can sync with Google Calendar and Microsoft Exchange Server. Users can schedule events in their day that include time, location, duration, and extra notes.

Cal Video is the in-house web-based video conferencing platform powered by Daily.co, which is minimalistic and lightweight, but has most of the features you need.