Comparison

Diaper Calc vs Overactive Bladder Score

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

Head to head
About

Diaper Calc

This utility helps parents estimate the number of diapers needed for their baby over a specific period. It considers the baby's current weight and projected growth to recommend optimal diaper pack sizes and offers helpful purchasing tips. The app supports multiple children and works offline.

Highlights
  • Computes diaper count and sizes for up to 3 years
  • Recommends ideal diaper packaging
  • Displays baby growth charts
  • Supports US and EU diaper size distinctions
  • Usable for multiple children
  • Offers diaper purchase tips
  • Works offline
  • Light/Dark mode support
Features
Read full description

As a father, I have struggled every time we needed a new pack of diapers: "Which package should I buy?", "Can I buy directly a bigger pack or is my baby already outgrowing the current diaper size?" These were the questions I asked myself constantly and that is why I have created this app. DiaperCalc is a simple but useful utility for parents that counts how many disposable diapers do you need to have in a specified period of time. The computation is based on the baby current weight and expected baby growth based on percentile curves of pediatric growth charts. Main features: • Computes diaper count and sizes for the selected period of time (up to 3 years of age) • Recommends which packaging is ideal to purchase • Displays chart with expected baby growth • Available to distinguish US and EU diaper sizes • Usable for more than one child • Contains useful tips related to diapers purchases and pre-stocking • Works offline • Light/Dark mode support Enjoy the app and do not hesitate to share your feedback with me!

About

Overactive Bladder Score

Features
Read full description

"Overactive Bladder Symptom Score - Urine Tracker" is a mobile app that uses Overactive Bladder Symptom Score (OABSS) questionnaire for evaluation of overactive bladder (OAB). OAB is a common symptom syndrome with urgency, urinary frequency, and urgency incontinence. OABSS questionnaire in "Overactive Bladder Symptom Score - Urine Tracker" app was designed to quantify OAB symptoms. OABSS questionnaire contains questions that address four symptoms of OAB, namely daytime frequency, nighttime frequency, urgency, and urge incontinence. There are several features of "Overactive Bladder Symptom Score - Urine Tracker", namely: - Simple and very easy to use. - Precise calculation with OABSS questionnaire. - Quantification of OAB symptoms. - It is totally free. Download now! The OABSS has a maximum score of 15 with more weight assigned to urgency and urgency incontinence symptom. OABSS is found to be reliable and valid questionnaire and highly responsive to treatment related fluctuations in OAB symptoms. This tool is also recommended in women with OAB for evaluation after drug treatment. Repeating the test after an acceptable treatment interval is an effective way to assess the efficacy of a particular drug regimen on OAB symptoms. Download "Overactive Bladder Symptom Score - Urine Tracker" now! Disclaimer: All calculations must be re-checked and should not be used alone to guide patient care, nor should they substitute for clinical judgment

Screenshots

Diaper Calc3 screens
Overactive Bladder Score3 screens

Verdict

The call

The clearest difference is update cadence: Overactive Bladder Score at every 4 months against Diaper Calc's every 39 months. Overactive Bladder Score also leads on iOS requirement (12.0 vs 16.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Diaper Calc ships an update every 39 months, Overactive Bladder Score every 4 months. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 7 level
Diaper Calc versus Overactive Bladder Score: the parameters behind the verdict, then further details
ParameterDiaper CalcOveractive Bladder Score
PriceFreeFree
Rating3.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 39 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS16.612.0 — better
Further details — not scored
Size2 MB36 MB
Age rating4+12+
DeveloperPavel ZakPutu Angga Risky Raharja

In-app purchases

None

Diaper Calc

No in-app purchases

None

Overactive Bladder Score

No in-app purchases

Questions

Is Diaper Calc free?
Diaper Calc is free to download, with no in-app purchases.
Is Overactive Bladder Score free?
Overactive Bladder Score is free to download, with no in-app purchases.
Do Diaper Calc or Overactive Bladder Score have ads?
Neither Diaper Calc nor Overactive Bladder Score shows ads.
Which is updated more often, Diaper Calc or Overactive Bladder Score?
Diaper Calc ships an update every 39 months, and Overactive Bladder Score every 4 months. Most recently, Diaper Calc was updated on September 28, 2026 and Overactive Bladder Score on October 1, 2026.

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