# Preterm Growth Tracker vs Pregnancy tracker & calculator

The clearest difference is price: Preterm Growth Tracker at Free against Pregnancy tracker & calculator's $1.99. Pregnancy tracker & calculator's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 16.0). On update cadence, ads and device support there is nothing between them.

Preterm Growth Tracker is free to download; Pregnancy tracker & calculator costs $1.99 up front. Preterm Growth Tracker sells 2 one-off in-app purchases. Pregnancy tracker & calculator asks for nothing beyond the download.

Preterm Growth Tracker ships an update every 2 months, Pregnancy tracker & calculator every 3 months. The most recent releases landed on November 1, 2026 and May 14, 2026 respectively.

## The numbers

| Metric | Preterm Growth Tracker | Pregnancy tracker & calculator |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/preterm-growth-tracker/id950728483/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 36 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 12+ |
| Developer | [Quatrian Inc.](https://appshunter.io/developer/404828595) | [Abdulkarim Nasir](https://appshunter.io/developer/1463436050) |

## What reviewers say

### Preterm Growth Tracker

[App page](https://appshunter.io/ios/app/preterm-growth-tracker/id950728483)

This app helps parents and medical professionals monitor the growth of premature babies. It utilizes the 2025 Fenton Third-Generation Growth Charts and allows for secure sharing of progress. Options are available for tracking one or multiple children.

**Highlights:** Track preterm infants (20-37 weeks gestation), Measurements up to 67 weeks, Family version for two children (in-app purchase), Professional version for unlimited children (in-app purchase), Print charts to iOS printers, Email charts and data with password protection, Email importable child profiles

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Family version | $6.99 | one-time |
| Professional version | $35.99 | one-time |


### Pregnancy tracker & calculator

[App page](https://appshunter.io/ios/app/pregnancy-tracker-and-calculator/id6737816526)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Preterm Growth Tracker free?

Preterm Growth Tracker is free to download, with in-app purchases available.

### Is Pregnancy tracker & calculator free?

Pregnancy tracker & calculator costs $1.99, with no in-app purchases.

### Do Preterm Growth Tracker or Pregnancy tracker & calculator have ads?

Neither Preterm Growth Tracker nor Pregnancy tracker & calculator shows ads.

### Which is updated more often, Preterm Growth Tracker or Pregnancy tracker & calculator?

Preterm Growth Tracker ships an update every 2 months, and Pregnancy tracker & calculator every 3 months. Most recently, Preterm Growth Tracker was updated on November 1, 2026 and Pregnancy tracker & calculator on May 14, 2026.

---

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