Boundary rules
Decide whether the start and end dates are included before comparing results.
Date tools - Toolbito
Open tool
age-calculatorOpen tool
business-days-calculatorOpen tool
d-day-calculatorOpen tool
days-between-datesOpen tool
unix-timestamp-converterOpen tool
Date tools is designed for quick checks before you move the result into a spreadsheet, document, message, or development workflow. The page keeps the input area close to the result so you can adjust values, compare another case, and copy the output without opening a separate account or uploading a file.
Use this page for everyday estimates, formatting, cleanup, and verification tasks where speed matters more than a heavyweight app. For important money, legal, tax, medical, or production decisions, treat the result as a starting point and confirm it against the official source or your own internal rule.
Toolbito tries to keep ordinary calculations and text operations in the browser. That means the page is useful for drafts, samples, and quick comparisons, but it also means the final responsibility stays with the user when the input depends on company policy, regional rules, or data that changes over time.
You can use this page before a meeting, while preparing a report, when checking a copied value, or when cleaning up a small piece of text before sharing it. Try changing the input once or twice to see which condition affects the output most; that habit catches many simple mistakes before the result leaves the browser.
Category pages group related tools so you can compare nearby options without guessing the exact page name. If you already know the task, open the specific tool. If the task is still vague, scan the short descriptions and choose the workflow that best matches the result you need.
Use elapsed-day tools for durations, add-day tools for deadlines, and business-day tools when weekends or holidays change the answer.
Decide whether the start and end dates are included before comparing results.
Timestamps can represent different calendar dates depending on the selected time zone.
Save the reference date, inclusion rule, and time zone beside any operational deadline.