Our Blog ========== The latest articles and insights from our team ![ICS vs iCal vs webcal: What's the Difference?](https://cdn.addcal.co/static/blog-images/ics-vs-ical-vs-webcal-explained-87a54d28.png) ics files icalendar webcal calendar formats explainers [ICS vs iCal vs webcal: What's the Difference?](https://addcal.co/blog/ics-vs-ical-vs-webcal-explained.md) -------------------------------------------------------------------------------------- One is a file format, one is a defunct Apple app name that stuck, and one is a URL scheme. They get used interchangeably and they are not the same thing. Here is what each term actually means and which to use when. July 22, 2026 [ Read article ](https://addcal.co/blog/ics-vs-ical-vs-webcal-explained.md) ![How to Add an ICS File to Outlook](https://cdn.addcal.co/static/blog-images/how-to-add-an-ics-file-to-outlook-45c1698f.png)outlook microsoft 365 +3 ### [How to Add an ICS File to Outlook](https://addcal.co/blog/how-to-add-an-ics-file-to-outlook.md) Outlook is four different products, and each handles ICS files differently. Classic Outlook alone offers three import options with three different outcomes. Here is what each one does and how to fix the usual timezone and recurrence problems. July 22, 2026 [ Read more ](https://addcal.co/blog/how-to-add-an-ics-file-to-outlook.md) ![How to Add an ICS File to iPhone and Apple Calendar](https://cdn.addcal.co/static/blog-images/how-to-add-an-ics-file-to-iphone-apple-calendar-482ba504.png)apple calendar iphone +3 ### [How to Add an ICS File to iPhone and Apple Calendar](https://addcal.co/blog/how-to-add-an-ics-file-to-iphone-apple-calendar.md) Opening an ICS file on an iPhone is easy. Working out which calendar it landed in, or why it shows on the wrong day, is the hard part. A full guide to iOS, macOS, iCloud sync and subscribed calendars. July 22, 2026 [ Read more ](https://addcal.co/blog/how-to-add-an-ics-file-to-iphone-apple-calendar.md) ![How to Add an ICS File to Google Calendar](https://cdn.addcal.co/static/blog-images/how-to-add-an-ics-file-to-google-calendar-b7fcad2c.png)google calendar ics files +2 ### [How to Add an ICS File to Google Calendar](https://addcal.co/blog/how-to-add-an-ics-file-to-google-calendar.md) Importing an ICS file into Google Calendar takes seconds on a laptop and is close to impossible in the mobile app. Here is the desktop import flow, how duplicate matching works, the mobile workarounds, and why subscribing often beats importing. July 22, 2026 [ Read more ](https://addcal.co/blog/how-to-add-an-ics-file-to-google-calendar.md) ![How to Sync Your Blackbaud Calendar With Google, Outlook, and Apple Calendar](https://cdn.addcal.co/static/blog-images/01KKS74H8DDMJ0PN5M5XWR1V6C.png)blackbaud schools +2 ### [How to Sync Your Blackbaud Calendar With Google, Outlook, and Apple Calendar](https://addcal.co/blog/how-to-sync-your-blackbaud-calendar-with-google-outlook-and-apple-calendar.md) Blackbaud Education Management powers calendars at thousands of private schools, but syncing those calendars to Google, Outlook, or Apple Calendar is a mess. Here's why it breaks and how to fix it with AddCal. March 14, 2026 [ Read more ](https://addcal.co/blog/how-to-sync-your-blackbaud-calendar-with-google-outlook-and-apple-calendar.md) ![How to Track Your Add-to-Calendar Performance With AddCal Analytics](https://cdn.addcal.co/static/blog-images/01KKSJ4C2WVKSQZ6C8BKE3KR3R.png)analytics best practices +1 ### [How to Track Your Add-to-Calendar Performance With AddCal Analytics](https://addcal.co/blog/event-analytics-dashboard-track-every-click.md) Most add-to-calendar tools tell you someone clicked a button. AddCal tells you who clicked, where they came from, what device they used, and which campaign brought them there. Here's how to use the analytics dashboard to measure what actually matters. February 22, 2026 [ Read more ](https://addcal.co/blog/event-analytics-dashboard-track-every-click.md) ![Integrating Wordpress Advanced Custom Fields (ACF) with AddCal Smart Links](https://cdn.addcal.co/static/blog-images/01KKSJ7WAMMW2X09K65P6SWBWA.png) ### [Integrating Wordpress Advanced Custom Fields (ACF) with AddCal Smart Links](https://addcal.co/blog/integrating-wordpress-advanced-custom-fields-acf-with-addcal-smart-links.md) This guide will walk you through the process of using the Advanced Custom Fields (ACF) plugin in WordPress to dynamically populate the event details for your AddCal Smart Links. June 21, 2025 [ Read more ](https://addcal.co/blog/integrating-wordpress-advanced-custom-fields-acf-with-addcal-smart-links.md) ![What Is an ICS File? A Complete Guide to the iCalendar Format](https://cdn.addcal.co/static/blog-images/what-is-an-icalendar-ics-file-31901694.png)ics files icalendar +3 ### [What Is an ICS File? A Complete Guide to the iCalendar Format](https://addcal.co/blog/what-is-an-icalendar-ics-file.md) An ICS file is plain text, which means every calendar bug you have ever hit is readable if you know what to look for. This guide covers the iCalendar format from RFC 5545 to VEVENT, DTSTART, RRULE and VTIMEZONE, with an annotated example and the format's real limitations. May 4, 2025 [ Read more ](https://addcal.co/blog/what-is-an-icalendar-ics-file.md) ![AddCal vs CalGet: A Comprehensive Comparison](https://cdn.addcal.co/static/blog-images/01JTCE8E7RGN8G524QWSGGHZR2.jpeg)comparison ### [AddCal vs CalGet: A Comprehensive Comparison](https://addcal.co/blog/addcal-vs-calget-comparison.md) AddCal offers unlimited calendar sharing for free, unlike CalGet’s restricted free plan. No hidden limits—just seamless event sharing for businesses, teams, and organizations. February 26, 2025 [ Read more ](https://addcal.co/blog/addcal-vs-calget-comparison.md) [](https://addcal.co/blog.md?page=1)[](https://addcal.co/blog.md?page=1)[](https://addcal.co/blog.md?page=2)