Create Event / Calendar QR Codes for Free
An event QR code creates an .ics calendar file that opens directly in the phone's calendar app — iOS Calendar, Google Calendar, Outlook — and lets users save the event with a single tap. Perfect for conferences, networking events, and appointments.
Why it works
Why use an event / calendar qr code?
One scan, one tap — event saved to any calendar app
Supports iOS Calendar, Google Calendar, and Outlook
Includes title, date, time, location, and description
Eliminates missed events from forgotten details
What it is
What is an Event / Calendar QR Code?
An event QR code encodes your event details — title, date, time, location, and description — as a standard .ics calendar file. When scanned, the phone's calendar app opens with the event pre-filled and ready to save in one tap, working the same way across iOS Calendar, Google Calendar, and Outlook. With a dynamic event QR code, you can correct the details — a changed venue, a shifted start time — right up until the event date, without reprinting anything.
The gap an event code closes is the one between someone deciding 'I should go to this' and it actually being on their calendar with a reminder attached. Verbally mentioning a date, or printing it on an invitation, relies entirely on the reader remembering to add it themselves — which, reliably, a meaningful share of people simply don't get around to. A single tap after the scan puts the whole thing — title, time, location, and description — directly into whatever calendar app they already use.
The detail that trips people up is timezone. If your audience isn't all in the same place, the event data needs an explicit timezone attached to it; without one, some calendar apps quietly default to the device's local setting, and part of your audience ends up with a start time that's simply wrong, with no error message telling them so.
“Without an explicit timezone in the event data, some calendar apps silently default to the device's own clock — and nobody gets an error telling them the time is wrong.”
See it in action
What happens when someone scans your event / calendar qr code
Scan the code
Calendar app opens
Event details pre-filled, tap to add
Getting started
How to create one, step by step
Enter your event details
Title, date, start and end time, location, and a description.
Generate the QR code
Unqode SmartQR encodes the event as a standard .ics file.
Print on event materials
Posters, badges, invitations, and email footers.
Guests tap 'Add to Calendar'
The event appears in their calendar immediately.
In practice
Popular uses for an event / calendar qr code
Conference and seminar invitations
the session goes straight into a calendar instead of relying on a follow-up reminder email.
Networking event badges
attendees save the next meetup on the spot, before the intention fades.
Wedding and party invitations
a guest adds the date the moment they open the invite, not three weeks later when they've forgotten.
Trade show booth schedules
visitors save a specific session or demo slot rather than a vague 'sometime that day'.
Webinar reminders
the calendar entry, not a follow-up email, is what actually gets someone to show up.
Event / Calendar QR Code at a glance
1 tap
from scan to event saved in the calendar
Universal
.ics support across iOS, Android, Outlook, and Google Calendar
0
reprints needed when the event details change
All details
title, time, location, and description included
Getting it right
Best practices for event / calendar qr codes
The code itself rarely goes wrong — how it's set up and where it's placed is what determines whether people actually use it.
Include the video/webinar link in the event description
For online events, add the Zoom, Teams, or Google Meet URL in the event description. Attendees can then tap the link directly from their calendar entry on the day.
Set a specific timezone in the event data
If your audience spans multiple timezones, always specify the timezone in the event data (e.g. Europe/London). Without this, some calendar apps default to the device's local timezone, causing time confusion.
Create a new QR code per recurring event
Recurring events should each have their own dynamic QR code so you can update details independently without affecting codes from previous events.
Don't forget to deactivate codes for past events
A code left active after an event has passed still works, which can be confusing if it's reused or found later. Set an expiry or mark it inactive once the date has gone by.
Which type to use
Other QR types worth pairing with event / calendar qr codes
Questions
Frequently asked questions about event / calendar qr codes
All .ics-compatible apps: iOS Calendar, Google Calendar, Outlook, Apple Calendar on Mac, and most third-party calendar apps.
Ready to create your event / calendar qr code?
Free plan includes 3 dynamic QR codes and 500 scans/month.