# HDP Resource for Midwives vs AnthroCalc

The clearest difference is update cadence: AnthroCalc at weekly against HDP Resource for Midwives's every 21 months. HDP Resource for Midwives's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HDP Resource for Midwives ships an update every 21 months, AnthroCalc weekly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | HDP Resource for Midwives | AnthroCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/anthrocalc/id1521729239/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 46.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Weekly** |
| Monetization | — | Free |
| Size | 5 MB | 100 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Association of Ontario Midwives](https://appshunter.io/developer/575658305) | [BC Children's Hospital](https://appshunter.io/developer/1521364756) |

## What reviewers say

### HDP Resource for Midwives

[App page](https://appshunter.io/ios/app/hdp-resource-for-midwives/id575700537)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AnthroCalc

[App page](https://appshunter.io/ios/app/anthrocalc/id1521729239)

This medical app calculates various growth percentiles and Z-scores for children, including those with specific syndromes and preterm infants. It also performs specialized calculations for blood pressure, obesity measures, and height predictions using established reference ranges.

**Highlights:** Pediatric growth percentiles and Z-scores, Syndrome-specific growth charts, Preterm infant growth references, Blood pressure calculations, Obesity and circumference measures, Height prediction and velocity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HDP Resource for Midwives free?

HDP Resource for Midwives is free to download, with no in-app purchases.

### Is AnthroCalc free?

AnthroCalc is free to download, with no in-app purchases.

### Do HDP Resource for Midwives or AnthroCalc have ads?

Neither HDP Resource for Midwives nor AnthroCalc shows ads.

### Which is updated more often, HDP Resource for Midwives or AnthroCalc?

HDP Resource for Midwives ships an update every 21 months, and AnthroCalc weekly. Most recently, HDP Resource for Midwives was updated on November 1, 2026 and AnthroCalc on November 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*