Comparison

SimuSurg 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

SimuSurg

This app offers a virtual surgical environment for practicing minimally invasive techniques. It features four levels of clinical scenarios to progressively challenge users, focusing on instrument familiarity, movement control, and device operation in a simulated gaming setting.

Highlights
  • Virtual surgical environment
  • Four progressive clinical scenarios
  • Instrument familiarization practice
  • Degrees of movement training
  • Device control simulation
  • Camera scope operation
Features
Read full description

Minimally invasive surgery in the palm of your hand… The SimuSurg app, created by surgeons for surgeons simulates minimally invasive surgery. It provides an engaging, fun and interactive way to perform surgical skills in a gaming environment. Work through four levels of clinical scenarios designed to progressively challenge you in a virtual surgical environment. You will practice: ∙ Instrument familiarisation ∙ Degrees of movement ∙ Movement scaling ∙ Device control ∙ Cutting and object manipulation You will use: ∙ Rods ∙ Graspers ∙ Cutters ∙ Irrigation ∙ Scope – move the camera to focus

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

SimuSurg4 screens
Obstetrics Calculator4 screens

Verdict

The call

The clearest difference is rating: Obstetrics Calculator at 5.0 against SimuSurg's 4.0. Obstetrics Calculator also leads on update cadence (every 2 months vs every 29 months). SimuSurg's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, ratings volume 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. SimuSurg asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Obstetrics Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews complicate that: 75% of SimuSurg's written reviews are positive against 55% of Obstetrics Calculator's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

SimuSurg ships an update every 29 months, Obstetrics Calculator every 2 months. The most recent releases landed on October 8, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 3 level
SimuSurg versus Obstetrics Calculator: the parameters behind the verdict, then further details
ParameterSimuSurgObstetrics Calculator
PriceFreeFree
Rating4.0 (2 ratings)5.0 (1 ratings) — better
Positive reviews75.0% of reviews — better54.5% of reviews
Number of ratings2 — better1
Update frequencyEvery 29 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size153 MB90 MB
Age rating12+12+
DeveloperRoyal Australasian College of SurgeonsAlexander Snegirev

Customer experience

SimuSurg

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Obstetrics Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive54.5%
Neutral36.4%
Negative9.1%

In-app purchases

None

SimuSurg

No in-app purchases

2 purchases

Obstetrics Calculator

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

Questions

Is SimuSurg free?
SimuSurg is free to download, with no in-app purchases.
Is Obstetrics Calculator free?
Obstetrics Calculator is free to download, with in-app purchases available.
Which has better reviews, SimuSurg or Obstetrics Calculator?
Obstetrics Calculator is rated higher. SimuSurg averages 4.0 out of 5 from 2 ratings, while Obstetrics Calculator averages 5.0 from 1 ratings.
Do SimuSurg or Obstetrics Calculator have ads?
Obstetrics Calculator shows ads; SimuSurg does not.
Which is updated more often, SimuSurg or Obstetrics Calculator?
SimuSurg ships an update every 29 months, and Obstetrics Calculator every 2 months. Most recently, SimuSurg was updated on October 8, 2026 and Obstetrics Calculator on October 30, 2026.

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