Baby & Parenting
Contraction timer
Time the duration and frequency of contractions.
- Instant
- Free
- Private (processed locally)
- No sign-up
Time your contractions
Press the button at the start of a contraction, then at the end. The tool keeps the log and computes average duration and frequency.
Key points
- Duration = length of a contraction
- Frequency = gap between two starts
- 5-1-1 rule: 5 min / 1 min / 1 h
- When in doubt, call the hospital
Everything stays in your browser. A tracking tool, not medical advice.
Frequently asked questions
How does it work?
Press Start when a contraction begins, Stop when it ends. The tool records the duration and the interval since the previous start.
What is the 5-1-1 rule?
Common guide: contractions every 5 min, 1 min each, for 1 h → it is often time to call the hospital.
Duration or frequency?
Duration = how long a contraction lasts. Frequency = time between the starts of two consecutive contractions.
Is my data private?
Yes: everything stays in your browser, nothing is sent or stored online.