Days Between Dates
Count days, weeks, and approximate months between two dates. Free, private, and local-first.
Use Days Between Dates
Count days, weeks, and approximate months between two dates.
Days
14
Weeks
2
Approx months
0.46
Direction
after start date
Quick answer
Days Between Dates is a free online tool that helps you count days, weeks, and approximate months between two dates. It runs in your browser, so you can work with development data, text, files, or generated output without creating an account.
About Days Between Dates
Days Between Dates helps you count days, weeks, and approximate months between two dates. It is designed for focused local-first workflows where you need a quick result without creating an account or sending your input to a server.
Common uses include counting vacation or event days, planning project timelines, checking rental or booking periods.
Use the examples, usage notes, FAQ, and related tools below when you need to compare formats, build sample data, validate inputs, or move into the next step of the same workflow.
What this tool does
How to use Days Between Dates
- 1
Enter the start date.
- 2
Enter the end date.
- 3
Choose whether to include the end date.
- 4
Use the days, weeks, and approximate months output.
Examples
Trip length
Count days from arrival to departure
Project window
Compare launch date and deadline
Inclusive count
Include the final date for event-day totals
Use cases
- Counting vacation or event days
- Planning project timelines
- Checking rental or booking periods
- Calculating days until a deadline
- Preparing date range examples for forms
Related workflow
After using Days Between Dates, many workflows continue with related tools for validation, conversion, cleanup, mock data, or final export.
Privacy and usage notes
CodeVella tools are designed to run locally in your browser. Your input is not uploaded to a server, and no account is required.
Generated test data is intended for development, QA, demos, and safe internal workflows.
Frequently asked questions
Is my data uploaded?+
No. This tool is designed to run locally in your browser.
Do I need an account?+
No signup is required for CodeVella tools.
What does this days between dates calculator do?+
Days Between Dates helps you count days, weeks, and approximate months between two dates directly in your browser.
How accurate is the result?+
Day counts use local calendar dates. Approximate months are calculated from the average month length, so they are best for quick estimates.
Can I use this on mobile?+
Yes. The tool is designed for desktop and mobile browsers, with inputs and results that adapt to smaller screens.