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Outlook.com vs Proton Calendar

A side-by-side look at Outlook.com and Proton Calendar. For an in-depth review of either product, follow the links below.

Outlook.com

Outlook.com

Online Services

Outlook.com is a free personal email service from Microsoft that offers a simple, ad-supported inbox experience with 15GB of storage. It provides access to Outlook on the web and integrates with Microsoft apps like Word, Excel, and Calendar.

emailcalendarcontactscloudmicrosoft
Proton Calendar

Proton Calendar

Office & Productivity

Proton Calendar is a free and open source calendar app created by Proton Technologies AG, the company behind the ProtonMail encrypted email service. It allows users to manage events and tasks with customizable reminders, inviting guests, event coloring, and accessibility features. As with other Proton apps, it has a focus on privacy and security of user data.

calendarschedulingreminderseventstasksprivacysecurity