Sundial: Timezone Tools inside Google Calendar

Save time scheduling multi-timezone meetings — all within Google Calendar.

Sundial: Timezone Tools for Google Calendar

Sundial: Timezone Tools inside Google Calendar is a Chrome extension that simplifies scheduling across multiple timezones. Easily add timezones, share your availability, create holds, and overlay meeting requests, all while ensuring accurate adjustments for different regions. With both free and Pro plans, Sundial enhances your organization and communication by making it effortless to manage timezone differences in your scheduling.
Install from Chrome Web Store

Extension stats

Users: 2,000+
Rating: 5.00
(36)
Version: 1.7.18 (Last updated: 2025-01-17)
Creation date: 2023-04-06
Risk impact: High risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • storage
  • background
  • identity
  • identity.email
  • activeTab
  • scripting
Host permissions:
  • https://calendar.google.com/*
  • https://mail.google.com/mail/u/*
Size: 18.95M

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge
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Extension summary

Here's how Sundial works:

After installing, Sundial will appear in the left column of Google Calendar.

  1. Add Multiple Timezones to Your Calendar Search for a place or timezone in Sundial, and it will add that timezone to Google Calendar. Add as many as you need in seconds.

  2. Share Your Availability in Any Timezone. No Errors. Select events on Google Calendar and click “Copy availability”. Sundial converts the event times into written text that’s ready to paste wherever you’re scheduling. Here's an example:

Mon: Jan 2: 9-11am EST Tue, Jan 3: 8-9am, 10am-12pm EST

Need to adjust for another timezone? Search for a place or timezone in the Sundial, and your availability updates instantly. Here’s how it looks:

See more

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Incredibly helpful and time-saving for Executive Assistants (EAs) in managing calendars across different time zones
  • Simple and intuitive user interface that integrates seamlessly with Google Calendar
  • Allows easy copying and pasting of time slots, reducing the need for manual entry and potential errors
  • Enhances productivity by minimizing time spent on scheduling and coordinating meetings
  • Game-changing tool for managing complex calendar logistics effectively
Cons
    Most mentioned
    • Works seamlessly with Google Calendar
    • Saves significant time when scheduling across multiple time zones
    • User-friendly and intuitive design
    • Essential tool for Executive Assistants and anyone managing complex scheduling tasks
    • Positive feedback on efficiency and productivity improvements
    User reviews
    Works great! It's something Google should have done. My only niggle is that I'd like it to add the new columns to the left of the previous ones instead of sandwiching them to the right. Still, it works perfect! Thanks!
    by No, 2025-01-05

    by Zaid Azmi, 2024-12-08

    Sundial is an incredibly helpful tool that has improved my efficiency. It has saved me countless hours and has given me time to focus on more significant projects. If you're an EA, you NEED THIS!
    by Meigan Weiss, 2024-11-04
    View all user reviews

    Extension safety

    Risk impact

    Sundial: Timezone Tools inside Google Calendar requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

    Risk likelihood

    Sundial: Timezone Tools inside Google Calendar has earned a good reputation and can be trusted.

    Upgrade to see risk analysis details

    Promo images

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