Comparison

OB Calc (cloud) vs ihmsonline

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

Head to head
About

OB Calc (cloud)

This medical app helps obstetricians efficiently calculate key patient test date windows. It offers multiple calculation methods and allows for saving patient data and generating PDF reports. A free trial is available, followed by a subscription for full access.

Highlights
  • LMP, EDC, Ultrasound, CRL, and IVF calculations
  • Customizable test date ranges
  • Cross-device data syncing
  • PDF report generation
  • Save individual patient data
Features
Read full description

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.

About

ihmsonline

Book appointments at Rajasthan government healthcare facilities, including hospitals and medical colleges. Access and print lab reports using your bill number and HID. Check blood availability across institutions.

Highlights
  • Book appointments at government hospitals
  • Access and print lab reports
  • Check blood availability
  • Supports District Hospitals, Medical Colleges, PHC, CHC
  • View reports via bill number and HID
Features
Read full description

Citizen can take appointment for Rajasthan govt. institutions like District Hospitals, Medical Colleges, PHC,CHC. Citizen can also print their report based on the bill no and hid provided in the hospital. App also provided the provision to check the availability of the blood in the institutions.

Screenshots

OB Calc (cloud)4 screens
ihmsonline3 screens

Verdict

The call

The clearest difference is in-app purchases: ihmsonline at none against OB Calc (cloud)'s 2. ihmsonline also leads on update cadence (every 6 weeks vs every 3 months) and iOS requirement (11.0 vs 18.0). On price, review sentiment, ads 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. OB Calc (cloud) sells 2 in-app purchases, starting at $2.99 per month. ihmsonline asks for nothing beyond the download.

UpkeepUpdate frequency

OB Calc (cloud) ships an update every 3 months, ihmsonline every 6 weeks. Both last shipped on September 21, 2026.

Scorecard4 real differences · 6 level
OB Calc (cloud) versus ihmsonline: the parameters behind the verdict, then further details
ParameterOB Calc (cloud)ihmsonline
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings5 — better—
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS18.011.0 — better
Further details — not scored
Size14 MB28 MB
Age rating4+4+
DeveloperGlen BothaRajCOMP Info Services Ltd.

Customer experience

OB Calc (cloud)

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

ihmsonline

Written reviews8 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

OB Calc (cloud)

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Premium (Annual)$29.991 Year
None

ihmsonline

No in-app purchases

Questions

Is OB Calc (cloud) free?
OB Calc (cloud) is free to download, with in-app purchases available.
Is ihmsonline free?
ihmsonline is free to download, with no in-app purchases.
Do OB Calc (cloud) or ihmsonline have ads?
Neither OB Calc (cloud) nor ihmsonline shows ads.
Which is updated more often, OB Calc (cloud) or ihmsonline?
OB Calc (cloud) ships an update every 3 months, and ihmsonline every 6 weeks. Most recently, OB Calc (cloud) was updated on September 21, 2026 and ihmsonline on September 21, 2026.

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