Comparison

obstetrico vs Obstetrics Calculator

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

Head to head
About

obstetrico

Features
Read full description

Con este calculador usted puede determinar la fecha aproximada en que su bebé nacerá. Se basa en que una gestación normal dura en promedio 40 semanas contadas desde el primer día de la fecha de la última regla normal y que la concepción usualmente ocurre 2 semanas después del primer día de la última regla. Todos los cálculos deben ser confirmados antes de su uso. Los resultados sugeridos no son un sustituto para un  juicio clínico. Ni expresoweb.com ni ninguna otra parte implicada en la elaboración o publicación de este sitio será responsable de cualquier daño especial, indirecto, o ejemplares resultantes total o parcial del uso de cualquier usuario.

About

Obstetrics Calculator

This medical app provides a comprehensive suite of tools for calculating gestational age, estimated due dates, and various risk assessments related to pregnancy and women's health. It includes calculators for maternity leave, cervical assessments, and cancer risk estimations, designed for healthcare professionals.

Highlights
  • Gestational age and due date calculation
  • Multiple calculation methods (LMP, ultrasound, IVF)
  • Maternity leave timeframe estimation
  • Bishop Score and TOLAC probability
  • Cancer risk estimations (Breast, Cervical, Ovarian)
  • Follow-up after colposcopy
Features
Read full description

Obstetric Calculator will help you determine gestational age in weeks and days as well as estimated due date using last menstrual period, ultrasound report, ovulation/IVF and other methods. This set of tools ans scales contains: - Estimated Due Date & Gestational Age by First Day of Last Menstrual Period - Estimated Due Date & Gestational Age by Ultrasound Report - Estimated Due Date & Gestational Age by Conception Date - Estimated Due Date & Gestational Age by Quickening (= Fetal Movements) - Estimated Due Date & Gestational Age from Given Date - Timeframe for Maternity Leave - Gestational Age & last menstrual period from Estimated Due Date - Gestational Age by Crown-Rump Length - Gestational Age by Fetal Biometry - Estimated Fetal Weight by Mother's Biometry - Bishop Score (Quick Cervix Assessment) - Probability of Successful Vaginal Birth after Cesarean Section (or Trial of Labor) - Breast Cancer Risk Estimation (Gail Model) - Cervical Cancer Risk Estimation (ASCCP 2019 Guidelines) - Ovarian Cancer Risk (O-RADS, ADNEX, ROMA) - Follow-Up after Colposcopy/Treatment of CIN Each tool is provided with instructions ("i" in the upper right corner). This app was designed for educational use by health care providers in the field of Obstetrics & Gynecology.

Screenshots

obstetrico4 screens
Obstetrics Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: obstetrico at none against Obstetrics Calculator's 2. obstetrico also leads on ads (none vs shown) and iOS requirement (8.0 vs 13.0). On price, update cadence 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. Obstetrics Calculator sells 2 in-app purchases, starting at $1.99 per month. obstetrico asks for nothing beyond the download.

UpkeepUpdate frequency

obstetrico ships an update monthly, Obstetrics Calculator every 2 months. The most recent releases landed on October 12, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
obstetrico versus Obstetrics Calculator: the parameters behind the verdict, then further details
ParameterobstetricoObstetrics Calculator
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—54.5% of reviews
Number of ratings—1 — better
Update frequencyMonthly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size10 MB90 MB
Age rating4+12+
DeveloperManuel PosadasAlexander Snegirev

In-app purchases

None

obstetrico

No in-app purchases

2 purchases

Obstetrics Calculator

Subscriptions1
  • ObCalc Pro$1.991 Month
One-time1
  • Disable Ads$10.99

Questions

Is obstetrico free?
obstetrico is free to download, with no in-app purchases.
Is Obstetrics Calculator free?
Obstetrics Calculator is free to download, with in-app purchases available.
Do obstetrico or Obstetrics Calculator have ads?
Obstetrics Calculator shows ads; obstetrico does not.
Which is updated more often, obstetrico or Obstetrics Calculator?
obstetrico ships an update monthly, and Obstetrics Calculator every 2 months. Most recently, obstetrico was updated on October 12, 2026 and Obstetrics Calculator on October 30, 2026.

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