GestAge vs Obstetric Calculator Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GestAge
This medical app assists healthcare professionals and pregnant individuals in accurately calculating due dates and gestational age. It provides essential tools for managing pregnancy timelines.
- Calculate due date
- Calculate gestational age
- Pregnancy timeline management
- Tools for healthcare professionals
- Tools for pregnant women
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Gynaecologists, midwives, general practitioners, medecine students, nurses and above all pregnant women, this software easily calculates the due date and the gestational age during a pregnancy.
Obstetric Calculator Plus
This medical app assists healthcare professionals in calculating gestational age, fetal age, and estimated due dates for pregnant patients. It also includes BMI calculation to support patient care.
- Gestational age calculation
- Fetal age calculation
- Estimated date of delivery
- BMI calculation
- Supports LMP and ultrasound dates
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This application is designed to facilitate the calculation of gestational age for obstetricians, general practitioners, midwives, health workers and others who are involved with pregnant mothers. The calculation of fetal age is based on the date of the last menstrual period and ultrasound, and the estimation of the probable date of delivery is also included. BMI calculation is also provided to aid the care.
Screenshots
Verdict
The clearest difference is rating: Obstetric Calculator Plus at 4.7 against GestAge's 2.0. Obstetric Calculator Plus also leads on in-app purchases (none vs 2) and ads (none vs shown). GestAge's advantage is update cadence (every 3 months vs every 19 months). 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
Both are free to download. GestAge sells 2 one-off in-app purchases. Obstetric Calculator Plus asks for nothing beyond the download.
Obstetric Calculator Plus holds the better App Store score, 4.7 against 2.0. Both are backed by a comparable volume of ratings — 3 and 6 respectively.
GestAge ships an update every 3 months, Obstetric Calculator Plus every 19 months. The most recent releases landed on September 21, 2026 and July 5, 2026 respectively.
| Parameter | GestAge | Obstetric Calculator Plus |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (3 ratings) | 4.7 (6 ratings) — better |
| Positive reviews | 81.5% of reviews | — |
| Number of ratings | 3 | 6 — better |
| Update frequency | Every 3 months — better | Every 19 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 34 MB |
| Age rating | 17+ | 4+ |
| Developer | J. Verchere | Mehdi Taghavi |
Customer experience
GestAge
Obstetric Calculator Plus
In-app purchases
GestAge
- Ultrasound scan tools$0.99
- Just get rid of the ads !$9.99
Obstetric Calculator Plus
No in-app purchases
Questions
Is GestAge free?
Is Obstetric Calculator Plus free?
Which has better reviews, GestAge or Obstetric Calculator Plus?
Do GestAge or Obstetric Calculator Plus have ads?
Which is updated more often, GestAge or Obstetric Calculator Plus?
Other comparisons
