Active Organizer is a user-friendly desktop client that assists in managing Google Calendar and Contacts directly. It enables you to access multiple calendars, conduct quick searches, and set advanced reminders. Furthermore, it has offline functionality for Google Apps.

One of the most prominent features of Active Organizer is the advanced reminder system that is included in the software package. The system is designed to ensure that users never miss an important event or appointment. Moreover, the software provides quick access to searches through contacts, making it easier for users to find what they need quickly.
Active Organizer does not require any technical knowledge or expertise to use as it is an intuitive software designed to be simple. The software is easy to use, and any operations can be performed in just two clicks. The software automatically launches when Windows starts and remains in the system tray, meaning there is no need to open the browser every time you need it.
Furthermore, the software offers users the flexibility to work with events and contacts even when there is no internet connection. With Active Organizer, the software automatically updates your Google account when you are online, ensuring that everything is updated and in sync.
Active Organizer offers a flexible reminder system that works even when your browser is not launched or you don't have an internet connection. Users are notified in case of missed events and contacts' birthdays. The software also allows you to snooze Google notifications for convenience.
Lastly, Active Organizer is flexible software that can be installed at work and at home, and all data synced between all computer devices. This feature makes it easier for users to manage their calendars and contacts across devices. In conclusion, Active Organizer is the go-to software for anyone looking to handle multiple calendars and contacts easily.
Version 2.3.1:
Added: Address of contact is shown as a Tool Tip.
Added: Information about incorrect credentials is now shown in Status bar.
Modified: Performance of calendar tab was increased.
Version 2.3.0:
Added: 'Today' button on Calendar view.
Added: Integration with desktop e-mail programs and Gmail.
Added: Integration with Google Maps.
Added: Supporting calendar's colors on Upcoming events view.
Modified: Now you can view and edit contact's information from group membership list.
Version 2.2.0:
Added: Multiple calendars support.
Added: Shared Google apps calendars support.
Added: Support of recurrence events and modification of such events for specific day.
Fixed: Performance of the Contacts tab.
Fixed: Sorting of Contacts.
Fixed: Synchronization of reminders with Google Apps.
Version 1.1:
Added: New flexible reminder system.
Added: Snooze feature.
Added: Sound is played when reminder pop-up is starting.
Changes: Reminder is always shown above all other windows.
Changes: Reminder appears, when the event is overdue.
Version 1.0:
* Now you connect to the Google even you are not calendar user.
* You may synchronize contacts and calendar independently.
* Now Active Organizer synchronizes contacts' date of birthday.
* The events line up by time.
* Minor bug fixes.
Version 0.6:
User interface and performance improvements:
* An option to sync only My Contacts rather than all contacts.
* Status bar is added.
* Active Organizer does not hang during synchronization with Google.
* Settings dialog starts quickly now.
* Active Organizer closes quickly.
Version 0.5:
* Added: Support of Google reminders for calendar events.
* Added: Commands 'New Contact' and 'New Event' in tray menu.
* Added: Support of Location and Until fields for evens.
* Changed: Multiple User Interface changes.
* Fixed: Date and time of events is synchronized into Google correctly.
Version 0.4:
* Added: Synchronization contacts with Google.
* Added: Support of multiple e-mails, addresses and phones of Contacts.
* Added: Automatic reminders of your contacts' birthdays.
* Changes: Button "Synchronize Now" has been added on the main application window.
Version 0.3:
* Added: Event reminders.
* Added: Some User Interface improvements.
* Changes: Minimize button was added on the main window.
* Changes: Active Organizer starts quickly now.
* Minor bugs fixed.
Version 0.2:
These is new release. Features list:
Very easy-to-use client for working with and adding features to Google Apps.
Automatic, real-time synchronization with Google Calendar.
Full-fledged offline functioning.
Automatic reminders of your contacts' birthdays.