About the date calculator
Business days count Monday through Friday. Holiday calendars are intentionally left out of this first version so the calculation stays clear and predictable.
Questions
Is anything uploaded?
No for this tool. The calculation or conversion runs in your browser.
Does it work on mobile?
Yes. The same workspace adapts to smaller screens and keeps the primary controls visible.
Is it free?
Yes. Simple Tools is designed as a free, fast utility suite.