# Newborn Physique vs DoctLink

The clearest difference is price: DoctLink at Free against Newborn Physique's $0.99. DoctLink also leads on iOS requirement (14.0.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

DoctLink is free to download; Newborn Physique costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Newborn Physique | DoctLink |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Paid | — |
| Size | 4 MB | 65 MB |
| Requires iOS | 17.0 | **14.0.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Twelve Axis](https://appshunter.io/developer/499162428) | [DoctLink株式会社](https://appshunter.io/developer/1721293044) |

## What reviewers say

### Newborn Physique

[App page](https://appshunter.io/ios/app/newborn-physique/id499162425)

This application helps healthcare professionals quickly assess a newborn's physical development based on weight, height, and head circumference relative to gestational age. It calculates z-scores and percentiles, and identifies infants considered Small for Gestational Age (SGA). The app utilizes data from The Journal of the Japan Pediatric Society for its assessments.

**Highlights:** Assess newborn physique, Calculate z-scores and percentiles, Identify SGA infants, Utilizes pediatric society data, Customizable display options

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### DoctLink

[App page](https://appshunter.io/ios/app/doctlink/id6474283637)

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

**In-app purchases:** none


## Frequently asked questions

### Is Newborn Physique free?

Newborn Physique costs $0.99, with no in-app purchases.

### Is DoctLink free?

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

### Do Newborn Physique or DoctLink have ads?

Neither Newborn Physique nor DoctLink shows ads.

### Which is updated more often, Newborn Physique or DoctLink?

Newborn Physique ships an update every 3 weeks, and DoctLink every 3 weeks. Most recently, Newborn Physique was updated on October 23, 2026 and DoctLink on October 21, 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.*