Outlook Google Calendar Sync

Are you and to show the issue you are seeing? The Google app is definitely checked and verified; the Microsoft app isn't - is that what you meant?

This blog post has links to it as well as guidance on deploying and running it - www.outlookgooglecalendarsync.com/blog/2025/06...

This blog post has links to it as well as guidance on deploying and running it - www.outlookgooglecalendarsync.com/blog/2025/06...

Release v2.11.6 Alpha · phw198/OutlookGoogleCalendarSync 🔆 Enhancements Application Added "Revoke" button for Google permissions 🐞 Bugfix Application Mask Google auth token file path location Updated default UserAgent string to modern browsers Cop...

Double release day!
Release candidate 2 for OGCS v3 available AND
#alpha release v2.11.6 squashes a few bugs! Staged roll-out for existing users may mean the alpha is not available through the app for a few days, unless manually downloaded. github.com/phw198/Outlo...

An alpha release candidate for OGCS v3 is now available!
See about trying it out and help deliver the next hugely significant milestone: alpha release v3.0.1 ❤️
www.outlookgooglecalendarsync.com/blog/2025/06...

Have you come across phw198.github.io/OutlookGoogl...? I developed this open source project for over a decade now for the exact reason you describe...

Thanks for asking! PayPal should let you pay in USD (though it does charges a poor foreign exchange rate), but I can only receive donations in the one currency of GBP.
OGCS has an option to start the application on system startup - have you tried that?

New OGCS #alpha release v2.11.5 brings bug fixes and preparation for v3 which will support Outlook Online! Staged roll-out for existing users may mean it's not available through the app for a few days, unless manually downloaded. github.com/phw198/Outlo...

A Google bug surfaced on 23-May that may cause OGCS to keep attempting deletion of a non-existant "ghost" item, or fail to sync a copy of it.
A workaround has been released that will stop this behaviour - please apply the hotfix if affected: github.com/phw198/Outlo...

Release v2.11.4 Alpha · phw198/OutlookGoogleCalendarSync 🔆 Enhancements Application Clearer instructions upon Google access token expiry [#2080] Bring application to the front once loaded Switched over from Twitter to Bluesky Sync Engine Abort sync ...

As promised (and a little sooner than expected 😀), a new OGCS #alpha release v2.11.4!
Staged roll-out for existing users may mean it's not available through the app for a few days, unless manually downloaded. github.com/phw198/Outlo...

Donate to Paul Woolcock Help support Paul Woolcock by donating or sharing with your friends.

At over £100 its more expensive though, so any financial support is appreciated 👍
www.paypal.com/cgi-bin/webs...

Meanwhile, the next alpha release should be coming through shortly...

Finally got the new code signing certificate, courtesy of www.certum.eu by Asseco!

This time it's a "standard" certificate which can be renewed each year, so unlike previous years, its reputation won't be lost every 12 months...and install experiences should be cleaner ☺️

Welcome to the new social home of Outlook Google Calendar Sync (OGCS)! Follow along here to keep up to date with new developments and releases...