G2 Vendor Directory

Let's Calendar vs. Proton Workspace

A side-by-side comparison based on G2 review data.

MetricLet's Calendar

by Manomay Informatics

Proton Workspace

by Proton AG

Overall rating4.54.6
Review count1433
Ease of use9.09.0
Ease of setup8.610.0
Quality of support7.99.3
Meets requirements8.610.0
NPS78.57142975
Small Business50.0%77.8%
Mid-Market50.0%22.2%
Enterprise0.0%0.0%
Total page views40168
Total LLM citations91,910

Let's Calendar

Let’s Calendar is a powerful scheduling solution designed for businesses, event organizers, and teams that need to send bulk calendar invites instantly without manual effort. From conferences and webinars to training sessions and client meetings, Let’s Calendar ensures every invite reaches the right person, on time and in their calendar. Why Choose Let’s Calendar? - Scale with ease – Send anywhere from 10 to 1,000,000 calendar invites in just a few clicks. - Seamless integrations – Works with Google Calendar, Outlook, Office 365, and connects with 5,000+ apps via Zapier.

Pros

    Proton Workspace

    Proton Workspace is a business productivity and collaboration software suite that helps organizations manage communication, scheduling, files, documents, access, and internal collaboration, all with privacy-focused security controls. It is designed for businesses, distributed teams, startups, nonprofits, and regulated organizations seeking a single workspace for email, calendar, cloud storage, document collaboration, video meetings, password management, VPN access, and administrative controls.

    Pros