Step by step
- Enter the past date (such as your quit date or anniversary) in the From field.
- Click today in the To field to set the end date to the current date.
- Leave Include the end date unticked to count full days elapsed, or tick it to count both days.
- Check the result in days, or view the breakdown in weeks and days.
At a glance
| Goal | Include end date | Result shown |
|---|---|---|
| Quit smoking or habit streak | No for full days | Exact days completed since your start date |
| Anniversary countdown | No | Full days elapsed between the date and today |
| Workplace days without accidents | Yes if today counts | Total inclusive days on the safety streak |
Related questions
Should I include the end date when tracking a habit streak?
Leave it unticked if you want full 24-hour days completed since you started. Tick it if you count the day you started as day one.
Can I see how many weeks have passed since a date?
Yes, the calculator displays the total in days as well as weeks and remaining days.
Does the calculator save my streak automatically?
No, it runs in your browser without an account, so bookmark the page or note your start date.
More questions: days calculator
- How to Count Working Days Without Weekends
- How to Count Days Between Two Dates in Excel
- How Do I Count Down Days on My iPhone?
- How to Add or Subtract Days From a Date
- How to Convert Days to Weeks, Months, or Hours
- How to Count Days Until an Event or Holiday
- How to Count Days for Visa and Citizenship Applications
- Should You Include the End Date When Counting Days?
Open the full days calculator →
Updated November 14, 2026.