Tools
Date calculator
A handy date utility for planning deadlines, visas and pregnancies alike, with working-day logic.
Free to sign up. You approve the plan before anything is built.
How it works
Step 1 · Time between two dates
Difference in years, months, weeks and days
Step 2 · Add or subtract time
Add or subtract any period from a date
Step 3 · Business day rules
Business days with custom weekends
Step 4 · Business day rules
Holiday list you can edit
Step 5 · Add or subtract time
Age and countdown quick modes
Start in three steps
Step 1
Start from this template
Sign up free and open the template in the studio. Change the description to fit your idea if you like.
Step 2
Approve the plan
The agent shows you what it will build: screens, data and features. Nothing is built until you agree.
Step 3
Test and publish
The app is built, tested in a real browser and ready to publish on your own address.
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