# PKU vs Pregnancy Tools

The clearest difference is ads: PKU at none against Pregnancy Tools's shown. PKU also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (8.0 vs 16.0). Pregnancy Tools's advantage is device support (4 vs 2). On price and in-app purchases there is nothing between them.

Both are free to download. PKU sells 1 one-off in-app purchase and Pregnancy Tools sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

PKU ships an update every 2 months, Pregnancy Tools every 6 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | PKU | Pregnancy Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/pku/id1046121773/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 22 MB | 36 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 9+ |
| Developer | [Maik Barz](https://appshunter.io/developer/891428102) | [Zhengzhou Yeqiang Technology Co., Ltd](https://appshunter.io/developer/1273663977) |

## What reviewers say

### PKU

[App page](https://appshunter.io/ios/app/pku/id1046121773)

This app helps individuals manage their Phenylalanine (PHE) intake by tracking food consumption. It allows users to add custom foods, create recipes, and set supplement reminders. A daily overview shows remaining PHE allowance, and a blood value list provides a quick health summary.

**Highlights:** Track Phenylalanine (PHE) intake, Add custom foods and recipes, Daily PHE allowance overview, Supplement reminder alerts, Blood value list, Recipe management with average PHE per 100g

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock premium features | $2.99 | one-time |


### Pregnancy Tools

[App page](https://appshunter.io/ios/app/pregnancy-tools/id1279696409)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - 1 month | $0.99 | per month |
| Premium - 1 year | $4.99 | per year |
| Premium - 6 months | $5.49 | per 6 months |
| Premium - 1 year | $6.99 | per year |
| Premium - 1 year | $9.99 | per year |


## Frequently asked questions

### Is PKU free?

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

### Is Pregnancy Tools free?

Pregnancy Tools is free to download, with in-app purchases available.

### Do PKU or Pregnancy Tools have ads?

Pregnancy Tools shows ads; PKU does not.

### Which is updated more often, PKU or Pregnancy Tools?

PKU ships an update every 2 months, and Pregnancy Tools every 6 months. Most recently, PKU was updated on October 24, 2026 and Pregnancy Tools on October 22, 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.*