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App Store Apps > Medical > OB Calc (cloud)
OB Calc (cloud) icon

OB Calc (cloud)

by Glen Botha · Medical · Free
On the App Store since January 2020 · Data updated 2026-10-13
App Store

OB Calc (cloud) is made and published by Glen Botha. AppBrain is an independent app data site and isn't affiliated with Glen Botha. The app name, icon, screenshots and description belong to Glen Botha and are shown as published on the App Store.

AppBrain's verdict

Established
Rating on App Store
5.00
5 ratings
Last updated
July 21, 2026

It doesn't have enough ratings yet to judge what users think.

Rankings

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Competitors

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Releases

Updates seen on the App Store
Version
2.10.1
Launched
January 2020

No changelog data

User feedback

Ratings and reviews on the App Store

Comments on OB Calc (cloud) for iOS

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Technology

Found in the app by AppBrain
Price
Free
App size
13.9 MB
Content rating
Everyone

Technologies used by OB Calc (cloud)

About the app and developer

About OB Calc (cloud)

OB Calc (cloud) is a medical app developed by Glen Botha.

User Ratings

OB Calc (cloud) is rated 5.00 out of 5 stars. The rating is based on 5 ratings.

App Information

OB Calc (cloud) is freely available from the App Store. The app size is 13.95 MB. The latest version available is 2.10.1. The last update was on July 21, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since January 2020.

Developer information for Glen Botha

Glen Botha

Address:

Frequently asked questions about OB Calc (cloud)

Is OB Calc (cloud) free?

Yes. OB Calc (cloud) is free on the App Store.

Is OB Calc (cloud) still available?

Yes. OB Calc (cloud) is on the App Store, and the last update we saw was on July 21, 2026.

How large is OB Calc (cloud)?

OB Calc (cloud) is 13.95 MB.

Is OB Calc (cloud) suitable for children?

App Store rates the content of OB Calc (cloud) as suitable for everyone.

How do people rate OB Calc (cloud)?

OB Calc (cloud) scores 5.00 out of 5 stars, from 5 ratings on the App Store.

Who made OB Calc (cloud)?

OB Calc (cloud) was developed by Glen Botha. It is listed in the medical category on the App Store.

What are the best alternatives to OB Calc (cloud)?

People looking at OB Calc (cloud) also look at these medical apps: Gestational Age (by Medfolio), OB Tracker & Pregnancy Wheel, Pregnancy Calculator & Diary, Calculadora Obstétrica UV, Obstetrics Calculator.

Share OB Calc (cloud)

Store listing

By Glen Botha, from the App Store
OB Calc (cloud) Screenshot 1 of 6
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OB Calc (cloud) Screenshot 6 of 6
Screenshots by Glen Botha, from the the App Store listing
Description by Glen Botha Written by the developer, not by AppBrain. Click to read.
While similar to a pregnancy wheel, OB Calc (cloud) is specifically designed by an obstetrician, for obstetricians. Finally obstetricians have an efficient and simple method to calculate the important test date windows for patients.

CALCULATION METHODS

• Last Menstrual Period (LMP)
• Expected Delivery Date (EDC)
• Sonogram Date and Fetal Age (Sonogram)
• Crown Rump Length (CRL)
• In Vitro Fertilization (IVF)

Try the app for free for 7 days. A low monthly autorenewable subscription gives users access to premium features such as all calculation methods and saving of individual patient data. You can reach the developer directly at support@inpocketsolutions.com

FEATURES
• LMP, EDC, Ultrasound, CRL and IVF Method Calculations
• Customize up to 15 tests, with date ranges
• Data synced across multiple devices
• Generate a PDF file
• Save individual patient data

CRL data reference : https://obgyn.onlinelibrary.wiley.com/doi/pdf/10.1002/uog.7654

Terms & Conditions: https://inpocketsolutions.com/terms

** Disclaimer
Remember to test out the app on your specific device to ensure calculations are verified to your expectation.
Official page on the App Store
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