ICSx⁵ – Subscribe to calendars

ICSx⁵ – Subscribe to calendars

bitfire web engineering

Available on Google Play
4.4(329)
10,000+ installsPaidProductivity

Updated Dec 16, 2025 · vVARY

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Subscribe to Webcal & .ics calendars and keep them up-to-date!

ICSx⁵ allows you to add/subscribe and manage external (Webcal) iCalendar/.ics files on your Android device. One-way sync to your device. Add high days and holidays, your sports teams events, time tables of your school/university or any other event files that come in ics/ical format. The app will import these events for you and displays it in your favorite calendar app on your Android – it integrates seamlessly into your device. ICSx⁵ uses state-of-the-art technology for synchronization that provides the ability that you always have the most up-to-date version of any added calendar file. All events are perfectly delivered to you devices calendar. * Subscribe to Webcal feeds (= synchronize at regular intervals) e.g. shared calendars from icloud.com * You can also pick .ics files from your local device and add its events to your calendar. * Allows to open webcal:// and webcals:// URLs on your Android web browser * Seamless integration to other calendar apps * Set a sync schedule * Intelligent update checker to save bandwidth * Authentication and HTTPS supported We care for your privacy and have high security standards. Therefore we have made ICSx⁵ completely public and open source. No data (neither login data, nor calendar data, nor statistical or usage data) is transferred to anywhere except the chosen server. No Google Calendar or account required. ICSx⁵ is being developed by open source enthusiasts who have also developed DAVx⁵, the award-winning open-source CalDAV/CardDAV sync adapter for Android. Our homepage, including configuration info and FAQ: https://icsx5.bitfire.at/ For help and discussion please visit our forums: https://icsx5.bitfire.at/forums/

Released
August 24, 2015

10 years on Google Play

Version
VARY
Updated
Dec 16, 2025
Content Rating
Everyone
Installs
10,000+
Developer
bitfire web engineering
Website
https://icsx5.bitfire.at/
Email
icsx5@bitfire.at
In-app purchases
No

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Rating breakdown

5
246
4
20
3
10
2
10
1
30