Use the free Random Date List Generator below: your data never leaves your browser — all work happens on your device, and nothing is uploaded to any server.
Test data often needs dates, and typing them by hand is slow and biased. People pick round numbers, weekdays they remember, and dates near today. A random date list fixes that. The Random Date List Generator draws dates at random from any range you choose, so a test set, a sample schedule, or a classroom exercise gets dates that look like real life instead of dates you invented one by one.
This tool is built for quick, honest test data. You do not need to install anything, create an account, or upload a file. Everything runs in your browser, on your own device. Your dates never leave the page, and nothing is sent to a server. That makes it safe for planning work that sits next to private records, because the tool never sees those records at all.
To use it, set a start date and an end date. Then choose how many dates you want, up to 500 at a time. Pick an output format. YYYY-MM-DD is the best choice for spreadsheets and databases because it sorts correctly as plain text. DD/MM/YYYY matches most of Europe, while MM/DD/YYYY matches the United States. The long forms are best when a person will read the list, and the timestamp form adds a random time of day to each date.
Two options change the character of the list. Sorting puts the dates in order from oldest to newest, which is what most test tables need. Leaving sorting off keeps the draw order, which is useful when you want to shuffle events. The unique-dates option stops repeats, but it has a natural limit: a range of 30 days cannot give you 40 unique dates, so the tool simply returns every day in the range and stops. That limit is honest, not a bug.
Random dates are not evenly spaced, and that is the point. Real events cluster and gap. If you need one date per week, a sequence tool fits better than a random draw. If you need a realistic spread of order dates, booking dates, or log dates for testing a report, a random draw is the right shape. Check the edges of your range too: a range that ends on a public holiday will still include that day, because the tool draws from the calendar, not from a business-day list.
People use random date lists in several everyday jobs. Teachers build quiz questions about sorting and filtering dates. Developers fill a demo database with plausible order history. Small shops test a monthly report before real data arrives. Writers build timelines for fictional events. In every case, the list is a starting point: paste it into a spreadsheet, add your own labels beside it, and the test set is ready.
One warning matters for testing. Random dates are not suitable as evidence about real events. Do not present a generated list as actual sales, attendance, or medical history. For testing software, teaching, and planning, generated dates are ideal. For records about real people or real money, only real dates belong in the file. Keeping that line clear protects both the test and the real data.
How to generate a random date list
- Set the start date and the end date for your range.
- Choose how many dates you need, up to 500.
- Pick the output format that fits your spreadsheet or document.
- Tick sorting, unique dates, or both, if you want them.
- Press Generate dates, check the list, and press Download list to save it.
Frequently asked questions
Are the dates truly random? They are drawn with the browser’s built-in random generator, which is fine for test data and planning. It is not a cryptographic generator, so do not use it for security decisions.
Why did I get fewer dates than I asked for? With unique dates on, the count cannot exceed the number of days in your range. Widen the range or switch unique dates off.
Can I get business days only? Not in this tool. It draws from the full calendar, including weekends and holidays.
Is my data uploaded? No. Everything runs in your browser, and nothing is sent or stored.
Your dates stay in your browser for the whole job. Nothing is uploaded, nothing is stored, and closing the page clears the list from view. For quick test data that looks real, that is the safest and fastest way to build it.