8 Best AI Assistants for Multiple Google Calendars
We tested 8 AI assistants against two or more Google Calendars. Which schedule across all of them, which hold one login, and which only display the grid.
Google Calendar
106 posts
6 Best AI Automation Tools for Google Calendar in 2026
The best AI automation tools for Google Calendar. Book, move, and defend time from email and text without building a single workflow.
Can ChatGPT Connect to Multiple Google Calendar Accounts?
No. ChatGPT connects one Google account and documents nothing about secondary calendars. With Carly, ChatGPT works across all of your calendars.
Can Claude Connect to Multiple Google Calendar Accounts?
No. Claude's Google connector holds one account. Shared calendars under that login work; a second login does not. With Carly, Claude holds both.
Google Calendar Not Syncing? 9 Fixes That Work
Google Calendar not syncing on iPhone, Android, Outlook, or desktop. Work through the fixes in order, starting with the ones that solve it most often.
How to Create an ICS File (3 Ways, 2026)
Create an .ics calendar file with a free generator, export one from Google or Outlook, or write it by hand, then add it to any calendar app.
How to Make Your Google Calendar Private (2026)
Lock down who sees your Google Calendar: public settings, per-event privacy, free/busy sharing, and how to check what others can actually see.
How to Open an ICS File (Every Device, 2026)
Open an .ics file on Windows, Mac, iPhone, or Android, add it to Google Calendar or Outlook, and fix the file that opens in Notepad instead.
How to Sync Your Calendar with Alexa (2026 Guide)
Link Google, iCloud, Outlook.com, or Office 365 to Alexa, ask the right questions, and fix the calendar that stops syncing after a password change.
How to Sync iCloud and Google Calendars (2026)
Get iCloud and Google calendars into one view on iPhone, Mac, and the web, plus the one-way subscription trap that makes events read-only.
OGCS: Outlook Google Calendar Sync Explained (2026)
What OGCS is, how the free open-source Outlook and Google calendar sync works, the Windows-only catch, and when a live-read assistant fits better.
Google Calendar Widget on Mac: Your Options in 2026
There's no official Google Calendar widget for macOS. What Apple's iPhone-widget system does and doesn't allow, and the four workarounds that work.
How to Connect Multiple Google Calendars to Grok Bot
Grok Bot has no xAI calendar connector. It reaches Google Calendar via Cursor's plugin marketplace and Google's own MCP server. Nine verbs, one identity.
How to Connect Multiple Google Calendars to Copilot
Consumer Copilot reads one Google account and cannot book. Microsoft 365 Copilot has no Google Calendar connector at all. Connect every account to Carly.
How to Connect Multiple Google Calendars to Gemini
Gemini holds one Google account at a time and no setting changes it. Connect every calendar to Carly instead and one assistant books across all of them.
How to Connect Multiple Google Calendars to Gemini Spark
Spark works from the one Google account you sign in with. Connect every account to Carly, add Carly to Spark over MCP, and reach them all in one session.
How to Connect Multiple Google Calendars to Grok
xAI documents no way to add a second Google account to Grok, though the connector itself is free and self-serve. How to reach every calendar.
How to Connect Multiple Google Calendars to Perplexity
Perplexity's connector queries one primary calendar only, so a second Google account and even a shared calendar are out. What works instead.
8 Best AI Assistants for Google Workspace (2026)
Gmail, Calendar, and Drive are the easiest surfaces in AI to read and the hardest to act on. Which assistants write, and which hold a second Google account.
How to Connect Multiple Google Calendars to Codex
Codex has no first-party calendar connector, so multi-account access comes down to which MCP server you register. One server beats one per account.
How to Connect Multiple Google Calendars to Claude Cowork
Cowork cannot hold a second Google identity, though it reads every calendar in one account properly. How to reach all of them from one session.
11 Best AI Assistants for Multiple Calendars (2026)
Work, personal, and team calendars in one assistant. Which tools see every calendar, which only sync busy blocks, and which cap you at one login.
10 Best AI Tools for Multiple Google Accounts (2026)
Gmail, Calendar, and Drive across two Google logins. Which AI tools hold more than one identity, and which replace the first when you add a second.
Multiple Google Calendars in ChatGPT Work
ChatGPT Work documents one Google identity. Secondary-calendar support is unclear. Here is how to work across several calendars in one Work task.
How to Connect Multiple Google Calendars to Claude
Claude's Google connector is one identity. Shared calendars under that login work. A second Google account does not. Here is the setup that holds both.
Copy Google Calendar Events to Another Account
Copy events from one Google account to another. Overlay is not a copy. Here are the one-time and automatic options, starting with a free mirror.
How to Sync Work and Personal Google Calendars
Keep work and personal Google Calendars honest without handing your employer the real titles. Overlay, one-way Busy copy, and two-way sync compared.
How to Connect Multiple Google Calendars to ChatGPT
ChatGPT documents one connected Google identity, and secondary-calendar support is unclear. Here is how to work across several calendars with Carly.
How to Sync Outlook and Google Calendar (4 Ways, 2026)
Four ways to sync Outlook and Google Calendar, including the free built-in ICS method, its refresh delay and privacy tradeoff, and when to use a sync tool.
Using Claude in Chrome to Manage Google Calendar (2026 Guide)
Claude in Chrome can create and move events by clicking around Google Calendar in your browser. Here's what it does well, where it stops, and when to hand scheduling to an agent that runs on its own.
Fantastical vs Google Calendar: Which to Pick in 2026?
Fantastical is a premium calendar app with natural-language input and polish; Google Calendar is the free, universal calendar tied to your Google account. Here's which to pick in 2026.
Notion Calendar vs Google Calendar 2026
Notion Calendar is a fast desktop client that sits on top of Google Calendar. Google Calendar is the actual calendar service. Here's how they fit together.
Where Did My Google Calendar Reminders Go? (They Moved to Tasks)
If your Google Calendar reminders vanished, you're not imagining it. In late 2025 Google migrated reminders from Calendar, Assistant, and Keep into Google Tasks — here's what changed, what broke, and how to track reminders reliably again.
How to Schedule a Meeting in Gmail
Gmail has no standalone meeting scheduler — you schedule through Google Calendar and Google Meet. Here's every path: create an event from an email, set up a time to meet, and add a Meet link.
Google Calendar Guest Limit: How Many You Can Invite (2026)
Google Calendar lets you invite up to 200 guests directly (100,000 via Groups). Guest lists hide above 50. See all caps, Meet limits, and how to invite more.
How to Add Google Calendar to Windows (2026)
Get Google Calendar on your Windows desktop and taskbar — sync it to the Windows Calendar app, pin a Chrome or Edge shortcut, or use a desktop client.
How to Add Google Meet to Google Calendar (2026)
How to add a Google Meet link to any calendar event, make Meet links appear automatically, or remove them — on the web, Android, and iPhone.
How to Change the Time Zone in Google Calendar (2026)
How to change your primary time zone in Google Calendar, add a secondary zone, and set per-event time zones — on desktop web and the mobile apps.
How to Set Up an Appointment Schedule in Google Calendar
How to create a Google Calendar booking page so people can book time with you — set availability, customize the form, and see which plans add features.
How to Show Week Numbers in Google Calendar (2026)
How to enable ISO week numbers in Google Calendar on desktop web, where they appear in each view, and why the option is missing on mobile.
How to Sync Google Calendar with Apple Calendar (2026)
How to sync Google Calendar into Apple Calendar on iPhone, iPad, and Mac — add your account, choose which calendars show, and fix sync problems.
How to Turn Off Google Calendar Notifications (2026)
Stop Google Calendar from pinging you — disable or adjust event notifications, email reminders, and browser alerts on the web, Android, and iPhone or iPad.
Apple Calendar vs Google Calendar (2026 Guide)
Apple Calendar is clean, offline-friendly, and tied to iCloud; Google Calendar is cross-platform with strong sharing. Here's which calendar to pick in 2026.
Outlook Calendar vs Google Calendar (2026 Guide)
Outlook Calendar is built for Microsoft 365 and Teams; Google Calendar is built for Workspace, sharing, and simplicity. Here's which calendar to pick in 2026.
How to Connect Todoist to Google Calendar (Two-Way Sync, 2026)
Connect Todoist to Google Calendar for two-way sync: set it up in Integrations, control which tasks sync, and fix tasks that aren't showing on your calendar.
How to Schedule a Google Meet (2026)
Schedule a Google Meet from Google Calendar, Gmail, or the Meet app — add guests, set it to repeat, and share the link so everyone joins the right call.
How to Make a Google Calendar Public (2026)
Make a Google Calendar public so anyone can view it, share a public link or embed it on a website, control how much detail is visible, and make it private again.
How to Add Attachments to a Google Calendar Event (2026)
Attach files to a Google Calendar event from Google Drive or your computer so guests have the agenda, deck, or doc ready — plus how to fix sharing permissions and the mobile limitation.
How to Create an All-Day Event in Google Calendar (2026)
Create all-day and multi-day events in Google Calendar on web and mobile, set them to show as free or busy, and add a morning-of reminder so they don't get missed.
How to Duplicate an Event in Google Calendar (2026)
Duplicate a Google Calendar event to reuse its title, guests, location, and description — on the web, plus the mobile workaround and when to use a recurring event instead.
How to Move an Event to Another Calendar in Google Calendar (2026)
Move a Google Calendar event from one calendar to another using the calendar dropdown in the event editor — plus why drag-and-drop won't do it and which events can't be moved.
How to See Who Accepted a Google Calendar Invite (2026)
Check RSVP status on a Google Calendar invite — see who accepted, declined, or hasn't responded, read guests' notes, and get emailed when people reply.
How to Stop Spam Google Calendar Invites (2026 Guide)
Block calendar spam in Google Calendar — the "known senders only" setting, how to remove existing spam events, the report-spam button, and why declining is the wrong move.
How to Add a Task to Google Calendar (Web, iOS, Android — 2026)
How to add tasks to Google Calendar — create from the grid, side panel, or unified mobile creator, set time and recurrence, and the difference between tasks, events, and the deprecated reminders.
How to Cancel a Meeting in Google Calendar (Web, iOS, Android — 2026)
How to cancel a Google Calendar meeting — delete events, choose Send or Don't send notifications, handle recurring series, recover from Trash, and what happens to attached Meet links and Drive files.
How to Create a Google Meet Link (From Calendar, meet.new, Mobile — 2026)
How to create a Google Meet link — auto-attached from a Calendar event, instant meetings via meet.new, scheduled meetings without an event, plus dial-in numbers and host controls.
How to Create a Meeting Poll in Google Calendar (2026 Workarounds)
Google Calendar has no native meeting poll like Outlook's Scheduling Poll. Here's what Appointment Schedules actually do, why they're not polls, and the best workarounds for group voting on meeting times.
How to Create an Event from an Email in Google Calendar (2026)
Three ways to create a Google Calendar event directly from a Gmail email — the three-dot Create event menu, Gemini's Add to calendar chip, the Calendar side panel, and mobile shortcuts.
How to Export Google Calendar (ICS Backup, Single Calendar, Takeout — 2026)
How to export Google Calendar — download all calendars as ICS via Settings, export a single calendar, import into Outlook or Apple Calendar, and what's missing from the export.
How to Find a Time in Google Calendar (Find a Time, Suggested Times — 2026)
How to use Google Calendar's Find a time tab to schedule meetings across calendars, plus Gemini's Suggested times, time zone tricks, and what to do when external attendees don't show free/busy.
How to Forward a Meeting Invite in Google Calendar (2026)
Google Calendar has no native Forward button — here are the three actual ways to forward a meeting invite, including Add guests, the Gmail forward workaround, and what changes vs Outlook.
How to Make an Event Private in Google Calendar (2026)
How to set Google Calendar event visibility — Default, Public, Private — what each does, why private events still show as Busy, and the difference between visibility and Show as Free/Busy.
How to Set Default Meeting Length in Google Calendar (Speedy Meetings, Custom — 2026)
How to set the default event duration in Google Calendar — change to 15, 30, 45 min or custom, enable Speedy meetings to end early, and how this differs from Appointment Schedule durations.
How to Add Google Calendar to Mac Desktop (3 Methods)
Add Google Calendar to your Mac using Apple Calendar, the Chrome web app, or third-party apps. Covers sync setup, notifications, widgets, and troubleshooting.
How to Change Your Default Calendar in Google Calendar
Change which calendar new events are added to by default in Google Calendar. Covers desktop settings, mobile behavior, and workarounds for multiple accounts.
How to Create a New Google Calendar (And When You Should)
Step-by-step instructions for creating a new Google Calendar on desktop and mobile, plus practical advice on when separate calendars make sense and how to organize them.
How to Delete a Google Calendar (Without Losing Events You Need)
Step-by-step guide to deleting a Google Calendar on desktop and mobile — plus how to unsubscribe from calendars, remove shared calendars, and recover a deleted calendar.
How to Print Google Calendar (Daily, Weekly, and Monthly Views)
Print your Google Calendar from desktop or get a printable view on mobile. Covers daily, weekly, and monthly layouts, print settings, and workarounds for better formatting.
How to Find and Recover Deleted Events in Google Calendar
Accidentally deleted a Google Calendar event? Here is how to recover it from Trash, check your email for details, and prevent accidental deletions in the future.
How to Set Reminders in Google Calendar (Events, Notifications, and Defaults)
Set up reminders in Google Calendar for individual events or as defaults. Covers notification types, multiple reminders, mobile alerts, and the difference between reminders and notifications.
How to Sync Google Calendar With Android (Setup, Troubleshooting, and Multiple Accounts)
Sync Google Calendar with your Android phone — covers initial setup, adding multiple accounts, fixing sync issues, and managing calendar visibility.
How to Add Zoom to Google Calendar (Auto-Generate Meeting Links)
Step-by-step guide to installing the Zoom add-on for Google Calendar, auto-generating meeting links, and setting Zoom as your default conferencing option.
How to Sync Google Calendar with Slack (Status, Reminders & Availability)
Step-by-step guide to connecting Google Calendar with Slack for auto-status updates, meeting reminders, availability sharing, and more.
How to Let Someone Else Schedule on Your Google Calendar
Step-by-step guide to delegating calendar access in Google Calendar. Sharing permissions, Workspace delegation, and AI scheduling assistants.
How to Merge Two Google Calendars (3 Methods)
Three ways to merge Google Calendars: import/export, sharing, and syncing tools. Step-by-step instructions for combining personal and work calendars.
How to Set Up Out of Office in Google Calendar
Set up out of office in Google Calendar to auto-decline meetings, block your schedule, and notify colleagues. Covers desktop, mobile, and Workspace settings.
Best Calendar Apps in 2026
The best calendar apps in 2026 — reviewed by features, platform support, AI capabilities, and price. From Google Calendar and Fantastical to AI assistants like Carly.
Google Calendar AI Features in 2026: What Actually Works
Google Calendar's AI features in 2026 — smart event creation, focus time, Gemini integration, and what they can and can't do. Honest breakdown.
Google Calendar ICS Subscription Refresh Rate
Google Calendar refreshes subscribed ICS calendars roughly every 12–24 hours. Here's what that means in practice, why you can't force a refresh.
Does Google Calendar Still Have Natural Language / Quick Add? (2026)
Yes — Google Calendar still supports natural language event creation in 2026. Here's exactly how it works on desktop, mobile, and what it can and can't parse.
Google Calendar Keyboard Shortcuts: The Complete List
Every Google Calendar keyboard shortcut for navigation, creating events, switching views, and managing your schedule — including how to enable shortcuts first.
How to View Multiple Google Calendars Side by Side (Day View)
Google Calendar can show multiple calendars in separate side-by-side columns in Day view. Here is how to enable it and when it is useful.
How to Set Up Google Calendar for Time Blocking
A practical guide to time blocking in Google Calendar — setting it up, maintaining it, and using the right features to protect your focused work time.
How Many Calendars Can You Have in Google Calendar? (2026)
The actual limit on Google Calendars per account, how to manage multiple calendars without losing your mind, and when to split vs combine.
How to Add Google Calendar to iPhone (And Keep It in Sync)
Add Google Calendar to iPhone using the Google Calendar app or the native Apple Calendar app — with sync settings, widget setup, and troubleshooting common issues.
How to Add Google Calendar to Outlook (2026)
Three ways to view your Google Calendar inside Outlook — ICS subscription, CalDAV sync, and third-party tools. What each does, what it costs, and which to use.
How to Add Multiple Guests to Google Calendar (Without the 10-Minute Click Fest)
If you're manually entering 10-15 names every time you schedule a recurring event, there's a better way. Google Groups works. Carly's Chat with Cal is even easier.
How to Add Multiple Time Zones to Google Calendar
Display multiple time zones in Google Calendar — including a world clock sidebar, secondary time zones, and tips for scheduling across time zones without confusion.
How to Automatically Copy Events Between Google Calendars
Four ways to automatically copy or mirror events from one Google Calendar to another, starting with a free rule-based tool and no code.
How to Color Code Google Calendar (Events, Calendars, and Categories)
A complete guide to color coding Google Calendar — apply colors to individual events, entire calendars, and build a visual system that makes your week readable at a glance.
How to Create a Calendar Invite in Google Calendar
Step-by-step guide to creating calendar invites in Google Calendar on desktop and mobile — adding guests, setting reminders, attaching video links, and managing RSVPs.
How to Create an "Add to Google Calendar" Link
How to build a link that opens Google Calendar pre-filled with your event. Works in emails, websites, and landing pages. Includes URL format and a generator.
How to Embed Google Calendar on Your Website
Embed a Google Calendar on any website using the built-in embed code — with options for display size, view type, showing multiple calendars, and styling tips.
How to Get Your Google Calendar ICS / Subscription URL
How to find your Google Calendar's ICS link so others can subscribe to it. Covers public calendars, private address, and what each URL type does.
How to Schedule a Recurring Google Meet (Daily Standup, Weekly Sync)
Step-by-step: set up a recurring Google Meet with the same link every time. Works for daily standups, weekly team syncs, and any repeating meeting.
How to Set Working Hours in Google Calendar
Set working hours in Google Calendar to show your availability, automatically decline outside-hours invites, and help colleagues schedule meetings at the right time.
How to Add Holidays to Google Calendar
Learn how to add holidays from any country to Google Calendar, manage multiple holiday calendars, and customize which holidays appear on your schedule.
How to Block Time on Google Calendar (Complete Guide)
Learn how to use time blocking in Google Calendar to protect focus time, manage your schedule, and boost productivity with step-by-step instructions.
How to Manage Multiple Google Calendars
Learn how to organize, color-code, and manage multiple Google Calendars effectively. Covers creating calendars, toggling visibility, and cross-account management.
How to Set Up Recurring Meetings in Google Calendar
Learn how to create, edit, and manage recurring meetings in Google Calendar. Covers custom repeat patterns, exceptions, and best practices.
How to Set Up a Shared Team Calendar in Google Calendar
Learn how to create and manage a shared team calendar in Google Calendar. Covers setup, permissions, best practices, and tools for team coordination.
How to Sync Google Calendar with Outlook
ICS subscription, connected accounts, and a free sync tool — the real options for syncing Google Calendar and Outlook.
• 3 min
How to Copy Events from One Google Calendar to Another
Copy events between Google Calendars in seconds — no manual re-entry, no third-party syncing tools. Here's how to do it for free with Carly.
• 2 min
How to Subscribe to a Calendar in Google Calendar (URL / .ics)
Step-by-step guide to subscribing to any calendar URL or .ics feed in Google Calendar. Works for sunrise/sunset calendars, sports schedules, holidays, and more.
• 7 min
How to Share Your Calendar (Google, Outlook, iPhone)
Step-by-step instructions for sharing your calendar on every major platform — Google Calendar, Outlook, and iPhone — plus a smarter way to share just your availability.
How to Share Your Google Calendar (Step-by-Step Guide)
Learn how to share your Google Calendar step-by-step. This guide covers desktop, mobile, embedding, permissions, delegation, and troubleshooting.