📅 Date Calculator

Add or subtract time from any date, or find the difference between two dates.

Start Date

Operation

Amount3 months

Unit

Result Date

Monday, September 21, 2026

09/21/2026

Summary

StartSunday, June 21, 2026

Add3 months

ResultMonday, September 21, 2026

Quick presets from today

+30 days07/21/2026

+3 months09/21/2026

+6 months12/21/2026

+1 year06/21/2027

−30 days05/22/2026

−1 year06/21/2025

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