# Preterm Growth Tracker vs Baby Tracker

The clearest difference is rating: Baby Tracker at 4.8 against Preterm Growth Tracker's 4.0. Baby Tracker also leads on review sentiment (88% vs 50%) and ratings volume (347 vs 1). Preterm Growth Tracker's advantage is monetization model (free with in-app purchases vs subscription) and ads (none vs shown). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Preterm Growth Tracker sells 2 one-off in-app purchases and Baby Tracker sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Baby Tracker holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Baby Tracker has 347 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Preterm Growth Tracker's written reviews are positive against 88% of Baby Tracker's.

Preterm Growth Tracker ships an update every 2 months, Baby Tracker fortnightly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Preterm Growth Tracker | Baby Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/preterm-growth-tracker/id950728483/reviews) | **[4.8 (347 ratings)](https://appshunter.io/ios/app/baby-tracker-newborn-tracker/id1368995392/reviews)** |
| Number of ratings | 1 | **347** |
| Positive reviews | 50.0% of reviews | **87.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 2 MB | 129 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | +4 | 4+ |
| Developer | [Quatrian Inc.](https://appshunter.io/developer/404828595) | [铭 左](https://appshunter.io/developer/988623105) |

## 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 |


### Baby Tracker

[App page](https://appshunter.io/ios/app/baby-tracker-newborn-tracker/id1368995392)

Easily track your newborn's feeding, sleep, and diaper changes with this intuitive app. It offers detailed records, growth charts, and statistical analysis to help monitor your baby's development. Supports multiple babies and data synchronization for seamless management.

**Highlights:** Breastfeeding and bottle feeding tracker, Sleep schedule monitoring, Diaper change logging, Growth tracking with curves, Supplementary food and medication records, Multi-baby support, Widget and Apple Watch integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Member(Monthly) | $0.99 | per month |
| Baby Tracker Permanent Member | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 📊 Helpful data visualization
- 🤱 Comprehensive baby tracking
- ⏱️ Convenient timers and reminders
- 🙌 Useful for new parents

**What reviewers complain about**

- 🐛 Sync issues and data loss
- ⏰ Slow app performance after updates
- 💰 Excessive ads
- 🤖 Translation errors in English version

**Reported bugs**

- Unable to manually input feeding times
- Bottle feeding tracking not working properly
- Inconsistent data display across devices

**Requested features**

- Add photo/video diary
- Customize tracking categories
- Improve sync between devices
- Provide more detailed growth charts
- Add reminders for pumping, medication, etc.


## Frequently asked questions

### Is Preterm Growth Tracker free?

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

### Is Baby Tracker free?

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

### Which has better reviews, Preterm Growth Tracker or Baby Tracker?

Baby Tracker is rated higher. Preterm Growth Tracker averages 4.0 out of 5 from 1 ratings, while Baby Tracker averages 4.8 from 347 ratings.

### Do Preterm Growth Tracker or Baby Tracker have ads?

Baby Tracker shows ads; Preterm Growth Tracker does not.

### Which is updated more often, Preterm Growth Tracker or Baby Tracker?

Preterm Growth Tracker ships an update every 2 months, and Baby Tracker fortnightly. Most recently, Preterm Growth Tracker was updated on November 1, 2026 and Baby Tracker on November 2, 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.*