Comparison

Storky vs Nerd Contraction Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Storky

Easily track and monitor the length and intervals of your contractions. This app provides a summary of important information about contractions and helps you understand when it's time to head to the hospital or birth center. You can also share your monitoring history with your doctor.

Highlights
  • One-tap contraction timing
  • Interval measurement
  • Contraction information guide
  • Monitoring history overview
  • Shareable monitoring reports
  • Labor progress indicators
Features
Read full description

Storky is a reliable and easy to use contraction timer with no ads created by Bibino, a baby monitoring app. With the Storky app, you can easily monitor the length of your contractions and intervals between them. The app gives you the idea of when the baby is coming to the world, so you know when to consider going to the hospital or a birth center. SMART CONTRACTION TIMER Start measuring the contraction with just one tap of a button. Once the contraction is over, tap the button again to stop the timer, and Storky will begin measuring the time of the interval. INFORMATION ON CONTRACTIONS Storky provides you with a useful summary of the most important information about how the contractions work, how to measure them, and when it's the best time to go to the hospital or a birth center. KEEP THE MONITORING HISTORY Overview of the contractions and interval lengths are shown in one place so both you and your doctor can see the progress. You can also access any previous monitoring. SHARE THE MONITORING OVERVIEW Send an overview of your contractions to your doctor or birth assistant via email or through any other app to consult whether it's time to go to the hospital. BABY ON THE WAY When all the indications like contraction length and interval length suggest the baby might be on its way, Storky lets you know.

About

Nerd Contraction Timer

Effortlessly track labor contractions with this intuitive app. It provides clear visualizations of patterns, intensity, and duration, offering smart alerts to help you know when to head to the hospital. Focus on your delivery with organized data and a clean interface.

Highlights
  • One-tap start/stop contraction tracking
  • Contraction chart with intensity levels
  • Adjustable contraction intensity
  • Edit contractions anytime
  • Smart 5-1-1 hospital alerts
  • Progress bar visualization
  • Automatic duration, interval, and frequency calculations
Features
Read full description

Nerd Contraction Timer; Track Labor Easily and Confidently Your reliable companion for every moment of labor. Designed for expecting mothers and birth partners, Contraction Timer makes it effortless to track contractions, understand patterns, and know exactly when it’s time to head to the hospital, all in one clear, intuitive view. Smart Features for Peace of Mind - One-tap start/stop to record each contraction with precision - Contraction Chart with color-coded intensity levels that instantly show how your labor is progressing - Adjust intensity easily long-press any contraction to change its strength - Edit contractions anytime by tapping once to fix or update details - Smart 5-1-1 alerts that notify you when it’s time to go to the hospital - Progress Bar that visualizes how far along you are in your delivery journey - Automatic calculations of duration, intervals, and frequency - Nerd Interface Mode — a minimalist, data-focused design for users who love clean visuals and exact stats Stay Calm. Stay Informed. Contraction Timer keeps all your contraction data organized in one simple, beautiful interface — so you can focus on what matters most: welcoming your baby. Disclaimer: This app is not a medical device. Always consult your healthcare provider to guide decisions about labor or delivery timing.

Screenshots

Storky4 screens
Nerd Contraction Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: Nerd Contraction Timer at none against Storky's 1. Nerd Contraction Timer also leads on ads (none vs shown) and review sentiment (100% vs 70%). Storky's advantage is ratings volume (1.9K vs 2) and iOS requirement (12.0 vs 15.1). On price, rating and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Storky sells 1 one-off in-app purchase. Nerd Contraction Timer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Storky against 5.0 for Nerd Contraction Timer. That said, the two scores are not equally well evidenced: Storky has 1.9K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 70% of Storky's written reviews are positive against 100% of Nerd Contraction Timer's.

UpkeepUpdate frequency

Storky ships an update every 2 months, Nerd Contraction Timer every 10 days. The most recent releases landed on September 23, 2026 and July 18, 2026 respectively.

Scorecard7 real differences · 3 level
Storky versus Nerd Contraction Timer: the parameters behind the verdict, then further details
ParameterStorkyNerd Contraction Timer
PriceFreeFree
Rating4.9 (1.9K ratings)5.0 (2 ratings) — better
Positive reviews70.3% of reviews100.0% of reviews — better
Number of ratings1.9K — better2
Update frequencyEvery 2 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size27 MB31 MB
Age rating12+4+
DeveloperTappyTaps s.r.o.Clement Rousseau

Customer experience

Storky

All ratings1,850 ratings
Positive96.5%
Neutral1.6%
Negative1.9%
Written reviews37 reviews
Positive70.3%
Neutral13.5%
Negative16.2%

Nerd Contraction Timer

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Storky

Reported bugs

3 issues
  • App crashes when deleting contractions
  • Interval stops working if you leave the app
  • App doesn't work on iPhone 8 with iOS 13.3

Requested features

3 requests
  • Add a way to edit recorded contractions
  • Implement a dark mode option
  • Add a feature to track contraction intensity

Nerd Contraction Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Storky

One-time1
  • Remove Ads$2.99
None

Nerd Contraction Timer

No in-app purchases

Questions

Is Storky free?
Storky is free to download, with in-app purchases available.
Is Nerd Contraction Timer free?
Nerd Contraction Timer is free to download, with no in-app purchases.
Which has better reviews, Storky or Nerd Contraction Timer?
Nerd Contraction Timer is rated higher. Storky averages 4.9 out of 5 from 1.9K ratings, while Nerd Contraction Timer averages 5.0 from 2 ratings.
Do Storky or Nerd Contraction Timer have ads?
Storky shows ads; Nerd Contraction Timer does not.
Which is updated more often, Storky or Nerd Contraction Timer?
Storky ships an update every 2 months, and Nerd Contraction Timer every 10 days. Most recently, Storky was updated on September 23, 2026 and Nerd Contraction Timer on July 18, 2026.

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