Meeting Time Zone Planner
Find overlapping working hours for participants in different time zones visually. Add up to 8 participants with their time zones and working hours — the planner highlights the best meeting slots on a 24-hour UTC timeline with DST-accurate calculations. All processing runs locally in your browser with no signup required.
Add participants with their time zones and working hours. The planner shows which UTC hours work for everyone — highlighted in green — and which hours work for most participants. All calculations run locally in your browser.
Participants (3)
Best Slots — All 3 Working
No single hour works for all participants. Try adjusting working hours.
Good Slots — Majority Working
24-Hour UTC Timeline — 2026-05-30
Recommended Meeting Slots
| UTC Time | Alice | Bob | Carol | Coverage |
|---|---|---|---|---|
| 08:00 UTC | 4:00 AM | 9:00 AM | 4:00 PM | 2/3 |
| 13:00 UTC | 9:00 AM | 2:00 PM | 9:00 PM | 2/3 |
| 14:00 UTC | 10:00 AM | 3:00 PM | 10:00 PM | 2/3 |
| 15:00 UTC | 11:00 AM | 4:00 PM | 11:00 PM | 2/3 |
All time zone calculations run locally in your browser using the Intl API — no data is sent to any server.
Why Use Our Meeting Time Zone Planner?
Instant Meeting Overlap Detection
Our meeting time zone planner calculates working hour overlaps for all participants instantly as you configure them. Green slots show when everyone is available — no manual time zone math, no spreadsheets, no guessing.
Secure Meeting Time Zone Planner Online
The meeting time zone planner online runs entirely in your browser using the Intl API. No participant names, time zones, or working hours are ever sent to any server — your scheduling data stays completely private on your device.
60+ Time Zones with DST Accuracy
The meeting time zone planner covers 60+ IANA time zones across all regions — Americas, Europe, Asia, Africa, and Oceania. Daylight saving time is handled automatically using the browser's Intl API for accurate results year-round.
100% Free — No Signup Required
Use the meeting time zone planner free with no account, no premium tier, and no usage limits. Plan meetings for up to 8 participants across any time zones — completely free forever, no ads.
Common Use Cases for Meeting Time Zone Planner
Distributed Team Standups
Find a daily standup time that works for your distributed engineering team across multiple continents. The meeting time zone planner shows exactly which UTC hours fall within working hours for every team member simultaneously.
Client Calls Across Regions
Schedule client calls with contacts in different countries without the back-and-forth of time zone conversion. The meeting time zone planner highlights the best overlap windows so you can propose a time with confidence.
Remote Interview Scheduling
Coordinate interview slots for candidates and interviewers in different time zones. The meeting time zone planner shows each participant's local time for every UTC slot so you can pick a time that is reasonable for everyone.
International Project Kickoffs
Plan project kickoff meetings for cross-functional teams spanning multiple regions. The meeting time zone planner's visual timeline makes it easy to see which hours overlap across all participants at a glance.
Webinar & Event Planning
Choose a webinar time that maximizes attendance across your global audience. The meeting time zone planner shows how many participants are in working hours for each UTC slot so you can optimize for the largest overlap.
Freelancer & Agency Coordination
Coordinate with freelancers, contractors, and agency partners in different time zones. The meeting time zone planner lets you set custom working hours per person so you can account for non-standard schedules.
Understanding Meeting Time Zone Planning
What is a Meeting Time Zone Planner?
A meeting time zone planner is a tool that finds overlapping working hours for participants in different time zones. Instead of manually converting times across regions, you enter each participant's IANA time zone and working hours, and the planner calculates which UTC hours fall within everyone's working day simultaneously. Our meeting time zone planner online uses the browser's built-in Intl API for accurate time zone calculations including daylight saving time — no external libraries, no server requests.
How Our Meeting Time Zone Planner Works
- Add Participants:Enter each participant's name, select their IANA time zone from 60+ options, and set their working hours (start and end). The planner shows the current local time for each participant as you configure them.
- Instant Overlap Calculation: The meeting time zone planner calculates all 24 UTC hours and determines which participants are within their working hours for each slot. Results update instantly as you change any setting.
- Visual Timeline & Slot Table:The 24-hour timeline shows each participant's working hours as colored bars. Green slots indicate all participants are working; amber slots show majority overlap. The recommended slots table shows the local time for each participant at each best slot.
What the Meeting Time Zone Planner Shows
- Best Slots: UTC hours where all participants are within their configured working hours — shown in green on the timeline and summary.
- Good Slots: UTC hours where the majority of participants are working — shown in amber, useful when no perfect overlap exists.
- Visual Timeline:A 24-hour bar chart showing each participant's working hours and the combined overlap row for quick visual scanning.
- Slot Detail Table: Each recommended slot with the local time for every participant and a working/not-working indicator, so you can confirm the time is reasonable before sending an invite.
Daylight Saving Time & Privacy
The meeting time zone planner uses the browser's Intl.DateTimeFormat API to compute UTC offsets for the selected date, which automatically accounts for daylight saving time transitions. All calculations run locally in your browser — no participant data, time zones, or working hours are ever sent to any server.
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Frequently Asked Questions About Meeting Time Zone Planner
A meeting time zone planner is a tool that finds overlapping working hours for participants in different time zones. You enter each person's time zone and working hours, and the planner shows which UTC hours fall within everyone's working day. Our meeting time zone planner runs entirely in your browser with no server upload required.
The meeting time zone planner uses the browser's built-in Intl.DateTimeFormat API to compute UTC offsets for the selected date. This automatically accounts for daylight saving time transitions — so if you select a date in summer, the planner uses summer time offsets, and winter dates use standard time offsets.
The meeting time zone planner supports up to 8 participants. Each participant has an independent time zone, work start time, and work end time. You can set non-standard working hours (e.g. 10:00–18:00 or 7:00–15:00) to account for flexible schedules.
Yes. The meeting time zone planner online runs entirely in your browser using JavaScript and the Intl API. No participant names, time zones, working hours, or meeting dates are ever sent to any server. Your scheduling data stays completely private on your device.
Best Slots are UTC hours where all participants are within their configured working hours simultaneously — shown in green. Good Slots are hours where the majority of participants are working but not all — shown in amber. Good Slots are useful when no perfect overlap exists and you need to find the least disruptive time.
The meeting time zone planner includes 60+ IANA time zones across all major regions: Americas (14 zones), Europe (16 zones), Asia (21 zones), Africa (6 zones), Oceania (6 zones), and UTC. All zones are grouped by region in the dropdown for easy selection.
Yes. Each participant has independent Work Start and Work End selectors. You can set any combination of hours from 00:00 to 23:00. This lets you account for part-time schedules, shift workers, or participants who prefer early or late working hours.
The 24-hour UTC timeline shows a colored bar for each participant indicating which UTC hours fall within their working hours. The bottom "Overlap" row shows the combined coverage — green for all working, amber for majority working, and gray for no overlap. Hover over any cell to see the local time for that participant.
Yes. The meeting time zone planner is 100% free with no signup, no premium tier, no usage limits, and no ads. Plan meetings for any number of participants across any time zones — completely free forever.