Time zone sending planner
Find UTC send windows for a recipient's local workday on a specific date.
Your inputs stay in this browser. No account needed.
Your result
Add your inputs, or try the example, to see your result here.
Local clock transitions can skip or repeat hours.
How to use this tool
- Resolve each local hour against the recipient's IANA time zone on the chosen date.
- Show the resulting UTC windows and identify skipped or repeated hours.
What the result tells you
- Local clock transitions can skip or repeat hours.
- This plans a recipient window; it does not send email.