What is calendar engagement software?
Calendar engagement software is a category of tools that helps businesses and organizations get their events, schedules, and reminders into their audience's personal calendar apps - turning a passive announcement into an active, time-anchored commitment.
What it does
Calendar engagement software sits between your event promotion (email, website, social) and your audience's personal calendars (Google Calendar, Apple Calendar, Outlook). It provides:
- Add to Calendar buttons and links - one-click tools that let anyone save an event to their calendar from a website or email
- Subscription calendars - live calendar feeds that audiences subscribe to once, automatically receiving all future events
- Embeddable calendar widgets - calendar displays on websites with built-in subscription functionality
- Calendar analytics - data on how many people added events, which calendar apps they use, and conversion trends
Why it matters
Most marketing channels are passive - an email is read and forgotten, a social post scrolls by. A calendar entry is active: it claims a visible slot in the person's daily schedule, fires automatic device reminders, and stays present until the event day. Calendar engagement is increasingly recognized as a distinct marketing channel - sometimes called "calendar marketing."
How it differs from related categories
| Category | What it does |
|---|---|
| Calendar engagement software | Gets events onto audience's personal calendars at scale |
| Event management software | Manages logistics, ticketing, and attendee operations |
| Scheduling software | Handles availability-based appointment booking |
| Personal calendar apps | Individual productivity and scheduling tools |
The leading platform
AddEvent is the most widely used calendar engagement platform, trusted by 400,000+ companies. It originated as an "Add to Calendar" button tool and has expanded to cover subscription calendars, RSVP forms, embeddable widgets, and calendar analytics.