# AHA eBook Reader vs Gestational Age (baby's age)

The clearest difference is review sentiment: Gestational Age (baby's age) at 68% against AHA eBook Reader's 11%. Gestational Age (baby's age) also leads on rating (4.9 vs 4.6) and update cadence (fortnightly vs every 2 months). AHA eBook Reader's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Gestational Age (baby's age) sells 4 in-app purchases, starting at $2.99 per month. AHA eBook Reader asks for nothing beyond the download.

Gestational Age (baby's age) holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: AHA eBook Reader has 1.5K ratings behind it against 199, so its average is the more settled of the two. Written reviews point the same way: 11% of AHA eBook Reader's written reviews are positive against 68% of Gestational Age (baby's age)'s.

AHA eBook Reader ships an update every 2 months, Gestational Age (baby's age) fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | AHA eBook Reader | Gestational Age (baby's age) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/aha-ebook-reader/id734453806/reviews) | **[4.9 (199 ratings)](https://appshunter.io/ios/app/gestational-age-babys-age/id1536304956/reviews)** |
| Number of ratings | **1.5K** | 199 |
| Positive reviews | 11.3% of reviews | **67.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 53 MB | 85 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [American Heart Association](https://appshunter.io/developer/441987817) | [Daniel Correia](https://appshunter.io/developer/1501094984) |

## What reviewers say

### AHA eBook Reader

[App page](https://appshunter.io/ios/app/aha-ebook-reader/id734453806)

Access and read your American Heart Association eBooks on your mobile device. Log in with your existing AHA account to view your purchased books, download them for offline reading, and enjoy features like searching, bookmarking, and adjusting font size.

**Highlights:** Read eBooks online and offline, Log in with AHA account, Download purchased books, Search within titles, Sort books by category, Add bookmarks, Adjust font size

**Features:** Vision Pro support

**In-app purchases:** none


### Gestational Age (baby's age)

[App page](https://appshunter.io/ios/app/gestational-age-babys-age/id1536304956)

This app helps healthcare professionals quickly calculate gestational age, estimate due dates, and track prenatal care. It offers tools for monitoring pregnancy progress, including clinical charts, fetal weight estimation, and patient history organization.

**Highlights:** Gestational age calculation (LMP & Ultrasound), Estimated Due Date (EDD) calculation, Prenatal care tracking, Clinical charts and curves (weight gain, fundal height, BMI), Fetal weight estimation, Patient history organization, Report export

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Semesterly subscription | $5.99 | per 6 months |
| Yearly subscription | $9.99 | per year |
| Lifetime purchase | $3.99 | one-time |


## Frequently asked questions

### Is AHA eBook Reader free?

AHA eBook Reader is free to download, with no in-app purchases.

### Is Gestational Age (baby's age) free?

Gestational Age (baby's age) is free to download, with in-app purchases available.

### Which has better reviews, AHA eBook Reader or Gestational Age (baby's age)?

Gestational Age (baby's age) is rated higher. AHA eBook Reader averages 4.6 out of 5 from 1.5K ratings, while Gestational Age (baby's age) averages 4.9 from 199 ratings.

### Do AHA eBook Reader or Gestational Age (baby's age) have ads?

Gestational Age (baby's age) shows ads; AHA eBook Reader does not.

### Which is updated more often, AHA eBook Reader or Gestational Age (baby's age)?

AHA eBook Reader ships an update every 2 months, and Gestational Age (baby's age) fortnightly. Most recently, AHA eBook Reader was updated on November 3, 2026 and Gestational Age (baby's age) on November 3, 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.*