Subtract Days from Date

What this tool does

Subtract Days from Date: free online Date & Time tool with clear controls, private processing where supported and verifiable results.

Subtract from date: text you paste into the page → the Subtract Days from Date result, which you can copy and download when the tool produces a file

Provide text you paste into the page.
Leave Start date at its default "2026-10-04" or choose another value.
Leave Amount at its default "30" or choose another value.
Press "Subtract from date" and review the result in the panel on the right.
Download or copy the Subtract Days from Date result, which you can copy and download when the tool produces a file.

Subtract Days from Date runs entirely in your browser: the input is not uploaded, so it never leaves your device.
Results depend on valid input and on the limits declared by each field above; this page does not promise a fixed processing time or file size.

Is my data uploaded when I use Subtract Days from Date?: No. This tool runs entirely in your browser, so the input stays on your device and is not uploaded.
Which input does it accept?: It works with text you paste into the page.
What do I get back?: After you press "Subtract from date" the result panel shows the Subtract Days from Date result, which you can copy and download when the tool produces a file, which you can copy or download.
Can I change the settings?: Yes. The page exposes Unit (days, weeks, months, years); Business days only (Yes, No); Weekend days (Saturday and Sunday, Friday and Saturday, Sunday only).