# GestAge

> Clinical pregnancy calculator with LMP, ultrasound, EDD and obstetric follow-up

Canonical page: [https://chrome-stats.com/d/com.gabrielcastillo.gestage](https://chrome-stats.com/d/com.gabrielcastillo.gestage)

## Overview

- **ID:** `com.gabrielcastillo.gestage`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Dr. Gabriel Castillo MMF
- **Category:** MEDICAL
- **Downloads:** 42
- **Version:** 1.0.5
- **Last updated:** 2026-09-01
- **First published:** 2026-05-25
- **Publisher country:** MX
- **Size:** 17 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.gabrielcastillo.gestage)
- **Website:** [https://drgabrielcastillo.netlify.app/](https://drgabrielcastillo.netlify.app/)
- **Privacy policy:** [https://politicadeprivacidadgestage.netlify.app/](https://politicadeprivacidadgestage.netlify.app/)

## Description

GestAge is a clinical tool designed for healthcare professionals who need to calculate, consult, and organize obstetric information quickly, clearly, and practically.<br><br>With GestAge, you can calculate gestational age by last menstrual period or ultrasound, estimate the expected delivery date, and track patients from a bilingual interface focused on clinical use.<br><br>The app allows you to save patients, organize active pregnancies, record deliveries, cesarean sections, or miscarriages, and maintain the history of multiple pregnancies per patient.<br><br>GestAge also allows you to export and import local backups in JSON format, facilitating device switching and compatibility with GestAge Desktop, without relying on external servers.<br><br>Main Functions:<br><br>• Calculation of gestational age by LMP<br>• Calculation by ultrasound<br>• Estimation of estimated due date<br>• Monitoring of active pregnancies<br>• Recording of delivery, cesarean section, or pregnancy loss<br>• History of multiple pregnancies per patient<br>• Automatic organization of patients by gestational age<br>• Export and import of JSON backups<br>• Interface in Spanish and English<br>• Workflow compatible with GestAge Desktop<br><br>GestAge Pro unlocks advanced features such as unlimited patients, export/import of backups, history of multiple pregnancies, recording of obstetric outcomes, and a desktop-compatible workflow.<br><br>Privacy: Clinical information is stored locally on the device. GestAge does not send patient names, medical records, clinical dates, or JSON backups to its own servers. Exported backups are the user&#39;s responsibility and must be stored securely.<br><br>Medical Notice:<br>GestAge is a support tool for healthcare professionals. It does not replace clinical judgment, individual medical assessment, institutional guidelines, or professional medical care.

## Rankings

- #2,305,710 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.gabrielcastillo.gestage.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Similar extensions and apps

- [Gestational Age (baby's age)](https://chrome-stats.com/d/com.danproductions.medical.gestational_age) — 796,357 users, 4.87 / 5
- [Gestational Age Calculator](https://chrome-stats.com/d/com.gestationalage.calculator.offlineapp) — 3,551 users
- [EGestacional](https://chrome-stats.com/d/org.exteroqs.egestacional) — 17,232 users
- [GestAge](https://chrome-stats.com/d/com.sixnapsis.agegestationnel) — 78,814 users
- [Gestaly | Pregnancy Tracker](https://chrome-stats.com/d/com.app.gest) — 548 users
- [CalcGest - Idade Gestacional](https://chrome-stats.com/d/com.jvhapps.calcgest) — 5,402 users
- [Pregnancy Calculator Pro](https://chrome-stats.com/d/com.imedical_apps.pregnancycalculatorspro) — 668,909 users, 4.69 / 5
- [Idade gestacional](https://chrome-stats.com/d/com.br.idadegestacional) — 35,154 users
- [Obstetric Calculator](https://chrome-stats.com/d/com.drahba.obstetriccalculator) — 2,916 users
- [Obstetric Calculator](https://chrome-stats.com/d/com.Alefrei.ObstetricCalculator) — 1,054,194 users, 4.30 / 5
- [Doctor Gestation Calculator](https://chrome-stats.com/d/com.doctor.doctorgestationcalculator) — 4,660 users
- [Dr. Sapto ObstetriCalc](https://chrome-stats.com/d/com.drsaptolabs.obstetric_calculator) — 634 users

---

Source: [Chrome-Stats](https://chrome-stats.com/d/com.gabrielcastillo.gestage)