Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Jet Lag Recovery Calculator

Estimate how many recovery days you need after crossing time zones, factoring in travel direction, your age, flight length, and typical sleep quality. Useful for planning post-flight schedules and acclimatisation strategies.

Time Zone Difference (hours)

Travel Direction

Age (years)

Flight Duration (hours)

Usual Sleep Quality

Fill in the required fields to see your result.

Time Zones

Global Event Time Scheduler

Find the best time to schedule a virtual event so attendees across two time zones can join comfortably. Useful for webinars, team meetings, or live launches with a global audience.

Event Duration (hours)

Primary Audience Time Zone

Secondary Audience Time Zone

Preferred Start Hour (Primary TZ)

Business Days Only

Fill in the required fields to see your result.

Key differences

	Jet Lag Recovery Calculator	Global Event Time Scheduler
Category	Time Zones	Time Zones
Inputs required	5	5
Result	Recovery Days (days)	Event Timing Score (points)
What it does	Estimate how many recovery days you need after crossing time zones, factoring in travel direction, your age, flight length, and typical sleep quality. Useful for planning post-flight schedules and acclimatisation strategies.	Find the best time to schedule a virtual event so attendees across two time zones can join comfortably. Useful for webinars, team meetings, or live launches with a global audience.