# Preterm Growth Tracker vs Peekaboo ICU Preemie

The clearest difference is rating: Preterm Growth Tracker at 4.0 against Peekaboo ICU Preemie's 3.1. Peekaboo ICU Preemie's advantage is in-app purchases (none vs 2) and ratings volume (9 vs 1). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Preterm Growth Tracker sells 2 one-off in-app purchases. Peekaboo ICU Preemie asks for nothing beyond the download.

Preterm Growth Tracker holds the better App Store score, 4.0 against 3.1. That said, the two scores are not equally well evidenced: Peekaboo ICU Preemie has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Preterm Growth Tracker | Peekaboo ICU Preemie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/preterm-growth-tracker/id950728483/reviews)** | [3.1 (9 ratings)](https://appshunter.io/ios/app/peekaboo-icu-preemie/id1069757552/reviews) |
| Number of ratings | 1 | **9** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 97 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 17+ |
| Developer | [Quatrian Inc.](https://appshunter.io/developer/404828595) | [Jozo Radman](https://appshunter.io/developer/1069757551) |

## 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 |


### Peekaboo ICU Preemie

[App page](https://appshunter.io/ios/app/peekaboo-icu-preemie/id1069757552)

This app provides parents of premature infants with an educational and supportive guide for navigating the NICU. It offers weekly development tracking, information on NICU teams and equipment, feeding guidance, and tools to record growth and milestones.

**Highlights:** Weekly development milestones, NICU navigation and terminology, Preemie feeding guide, Growth chart and trackers, Baby anatomy and issues guide, Milestone and memory logging, Daily journal with photo sharing

**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 Peekaboo ICU Preemie free?

Peekaboo ICU Preemie is free to download, with no in-app purchases.

### Which has better reviews, Preterm Growth Tracker or Peekaboo ICU Preemie?

Preterm Growth Tracker is rated higher. Preterm Growth Tracker averages 4.0 out of 5 from 1 ratings, while Peekaboo ICU Preemie averages 3.1 from 9 ratings.

### Do Preterm Growth Tracker or Peekaboo ICU Preemie have ads?

Neither Preterm Growth Tracker nor Peekaboo ICU Preemie shows ads.

### Which is updated more often, Preterm Growth Tracker or Peekaboo ICU Preemie?

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