Pregnancy Tools
Contraction Timer — Track Labor Contractions
Time contraction duration and intervals with one tap. History log for labor patterns — free, private, browser-based. Not medical advice.
Contraction Timer on FYN Tools is a free Pregnancy Tools utility. Open Contraction Timer in your browser — no signup required. Contraction Timer: Times contraction start/stop locally so you can describe frequency to a maternity unit. Input: Tap start/stop per contraction. Output: Duration and interval log. Related: Baby Kick Counter.
Privacy & processing: Contraction data stays in your browser. Call your maternity unit per local guidance — this tool does not diagnose labor stage.
TL;DR: Contraction Timer: Times contraction start/stop locally so you can describe frequency to a maternity unit. Input: Tap start/stop per contraction. Output: Duration and interval log.
Reviewed by FYN Tools Editorial · Guides ·
Data input / output
| Inputs | Start/stop tap for each contraction |
|---|---|
| Outputs | Duration, time since last contraction, session history |
| Formats | Timestamped log in browser |
| Limits | Educational timing aid only |
| Processing | Client-side (browser localStorage) |
How to Use the Contraction Timer
- Tap start when a contraction begins.
- Tap stop when it ends.
- Review duration and interval history.
What is a Contraction Timer?
Contraction Timer: Times contraction start/stop locally so you can describe frequency to a maternity unit.
Inputs: Tap start/stop per contraction. Outputs: Duration and interval log. Mistake to avoid: using the timer instead of calling your unit when contractions are strong or you are concerned.
Contraction Timer: Times contraction start/stop locally so you can describe frequency to a maternity unit.
How it works
Tap start when a contraction begins and stop when it ends. The tool records duration and calculates the gap since the previous contraction.
Explore more tools on our site.
Usage scenarios
- Early labor log: Record a few contractions and note the gap.
- Share timestamps: Read durations to a nurse on the phone.
- Not a diagnosis: It does not tell you if you are in active labor.
Input / Output Examples
Input
Tap start/stop per contraction
Output
Duration and interval log
Input
Open /contraction-timer and run a second sample
Output
Duration and interval log (iterate settings if the tool has options)
Frequently Asked Questions
When should I go to the hospital?+
Follow your healthcare provider’s guidance. Many recommend going when contractions are regular and close together.
Can I save the timing logs?+
Your recent logs are kept in the session for quick reference.
Is this a medical device?+
No. It’s a helpful tool but does not replace medical advice.
Does it work on mobile?+
Yes, the timer is optimized for mobile use.
Key Features
- Measure contraction duration
- Measure contraction intervals
- History logs
- Start stop timer
- Contraction counter
- Average interval calculation
- Labor progress tracking
- Export data
Benefits
Contraction Timer runs without installing desktop software
Accepts: Tap start/stop per contraction
Returns: Duration and interval log
When to Use Contraction Timer
- When you need times contraction start/stop locally so you can describe frequency to a maternity unit. without another app
- When your input looks like: Tap start/stop per contraction
Advantages
- Contraction Timer runs without installing desktop software
- Accepts: Tap start/stop per contraction
- Returns: Duration and interval log
- How-to and FAQs for Contraction Timer live on the same page
Tips
- Read the Privacy & processing note before you paste secrets.
- Using the timer instead of calling your unit when contractions are strong or you are concerned.
- Contact a clinician if symptoms are severe or unusual — online tools cannot triage emergencies.
Common Mistakes
Using the timer instead of calling your unit when contractions are strong or you are concerned.
Treating one run as final without checking units or a second sample.
Ignoring related tools when the next step is resize, compress, or convert.
Summary
Use Contraction Timer on this page, then browse related pregnancy tools linked below.