Two-Way Sync with Google CalendarProElite

SingularityApp is a professional task app that works with Google Calendar to help you stay organized across all your devices. Unlike many other to do apps that sync with Google Calendar, SingularityApp offers a deep, two-way integration — where Google Calendar events become tasks in the app and vice versa. You can set up simple event viewing or enable full two-way synchronization. Available on Pro and Elite plans.

How to Integrate with Google Calendar

The connection process consists of several steps and starts in the app settings.

  1. Open the App Settings. You can do this through the app menu or by using the shortcut ⌘ Cmd + ,.
  2. Go to the “Calendars” tab.
  3. Click the “+” icon in the lower-left corner and select “Google (Two-Way Sync)”.
  1. Open the App Settings and go to the “Calendars” section.
  2. Tap the button to add a new calendar and select “Google (Two-Way Sync).”

After selecting “Google,” the following will happen:

  1. Authorization in the browser: You’ll be redirected to your browser to sign in to your SingularityApp account and your Google account.
  2. Sign in to your SingularityApp account where you want to connect the calendar, if prompted.
  3. Sign in to the Google account whose calendars you want to connect.
  4. Grant access: Google will ask you to allow SingularityApp access to your calendars. Click “Allow.”
  5. Return to the app: After successful authorization, the browser will prompt you to go back to SingularityApp.

Now your Google account is connected, and in the calendar settings in the app, you’ll see a list of all calendars from your connected Google account. By default, they are set to “Disabled.”

How to integrate with Google Calendar in SingularityApp mobile settings

View or Sync Your To-Do List with Google Calendar

Each calendar offers two modes:

“View” Mode

  • Events from the calendar are displayed in SingularityApp (in the “Today,” “Plans,” and “Calendar” sections), but they cannot be edited within the app;
  • This mode is convenient for checking your schedule without leaving the task manager. Clicking an event opens it in Google Calendar via your browser.
  • Events from the calendar are displayed in SingularityApp (in the “Today,” “Plans,” and “Calendar” sections), but they cannot be edited within the app;
  • This mode is convenient for checking your schedule without leaving the task manager. Tapping an event opens it in the Google Calendar app.

“Sync” Mode

  • Full two-way synchronization between Google Calendar and your to-do list in SingularityApp.
  • Events become tasks and vice versa — changes are immediately reflected in both systems. Unlike many other task apps that sync with Google Calendar, SingularityApp lets calendar events become fully actionable tasks with checkboxes, priorities, and reminders.
  • This mode is ideal for managing your task list seamlessly in both your calendar and the app.

Synchronization settings

  • Calendar Color
    • Click the colored dot to the left of the calendar name and choose a color from the palette.
  • Project to Sync With
    • Specific project (for example, «Work»): All events will sync only with this project.
    • All projects: Tasks from all projects will appear in the calendar.
  • Important! This setting cannot be changed after saving. To choose a different project, you’ll need to disable and reconnect the synchronization.

  • Folder where tasks created in the calendar will be placed
  • Event Duration
    • The time that will automatically be assigned in the calendar for tasks without a specified duration.
  • Actions for Tasks Without a Time
    • Sync as all-day events.
    • Do not sync at all.
  • Actions for Completed Tasks
    • Keep in calendar — the event remains unchanged.
    • Remove from calendar — the event is deleted from Google Calendar.
    • Add a checkmark to the title — a ✅ icon is added to the event name.
  • Tag for Calendar Tasks
    • Automatically assigns a tag to tasks created from calendar events.

How to Change Settings

After successful setup, a gear icon ⚙️ will appear next to the calendar name in sync mode. Click it to edit the main calendar settings.

You can also switch between the “Sync” and “View” modes at any time directly in the settings.

Re-Authorization in Google Calendar

Sometimes Google requires re-authorization to continue syncing with SingularityApp. While the authorization is not updated, calendar events stop syncing, and a message “Authorization update required” will appear next to the connected account in Settings → Calendars.

To resume synchronization:

  1. Open the App Settings via the app menu or using the shortcut ⌘ Cmd + ,.
  2. Go to the “Calendars” tab and find the connected Google account with the error message.
  3. Click the re-authorization button next to the account — you’ll be redirected to the SingularityApp website in your browser.
  4. Sign in to the same Google account that was connected previously and confirm access to your calendars.
  5. After successful authorization, synchronization will resume automatically with all previous settings preserved — the selected project, tags, event duration, and other parameters will remain unchanged.
  1. Open the App Settings and go to the “Calendars” section.
  2. Find the connected Google account with the error message.
  3. Tap the re-authorization button next to the account — the SingularityApp website will open.
  4. Sign in to the same Google account that was connected previously and confirm access to your calendars.
  5. After successful authorization, synchronization will resume automatically with all previous settings preserved.
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