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Subtract months from date

Reverse calendar month add—handles month-end clamp.

Client
2026-02-28

Nearby workflows on Toolcore

  • Add months to dateShift calendar month forward preserving day when possible. when the same instant should appear as epoch, zone, or cron.
  • Subtract days from a dateMove backward N calendar days from a start date. when the same instant should appear as epoch, zone, or cron.
  • Days in monthReturn day count for YYYY-MM. when the same instant should appear as epoch, zone, or cron.
  • Unix timestamp converterEpoch to date: seconds, milliseconds, ISO-8601, UTC and local time—in browser. when the same instant should appear as epoch, zone, or cron.

Common use cases

  • Subtract months from date for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

Related utilities you can open in another tab—mostly client-side.