About this tool
Compute time remaining from a starting reference to a target date, expressed in days, weeks, months and years.
Formula
days remaining = round((target − today) / 86,400,000).
Worked example
From 2026-01-01 to 2027-01-01 → 365 days, ~52.1 weeks, ~12 months, 1 year.
Notes
Negative results indicate the target has already passed.