# Percentilez vs PediaTools

The clearest difference is price: Percentilez at Free against PediaTools's $3.99. Percentilez also leads on update cadence (every 2 weeks vs every 5 weeks). PediaTools's advantage is in-app purchases (none vs 1) and chart position (#194 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Percentilez is free to download; PediaTools costs $3.99 up front. Percentilez sells 1 one-off in-app purchase. PediaTools asks for nothing beyond the download.

Percentilez ships an update every 2 weeks, PediaTools every 5 weeks. The most recent releases landed on October 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Percentilez | PediaTools |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/pediatools/id1661526326/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | — | Paid |
| Best chart rank | — | **#194** |
| Size | 3 MB | 134 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Manuel Metzger](https://appshunter.io/developer/1572098420) | [Gerson Rodriguez](https://appshunter.io/developer/1587778389) |

## What reviewers say

### Percentilez

[App page](https://appshunter.io/ios/app/percentilez/id1572159962)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Percentilez Pro | $6.99 | one-time |


### PediaTools

[App page](https://appshunter.io/ios/app/pediatools/id1661526326)

**Currently charting:** #194 Top Paid · Medical (US App Store)

This medical app provides pediatric calculators for blood counts, fluid requirements, and nutrition. It also includes tools for GFR, hyponatremia correction, and IV drip rates, along with various pediatric scoring systems.

**Highlights:** Pediatric blood count values, Hydrocaloric and electrolyte calculations, Total Parenteral Nutrition calculations, Glomerular filtration rate (GFR) computation, Hyponatremia correction calculator, IV drip rate calculator, Pediatric scoring systems

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

**In-app purchases:** none


## Frequently asked questions

### Is Percentilez free?

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

### Is PediaTools free?

PediaTools costs $3.99, with no in-app purchases.

### Do Percentilez or PediaTools have ads?

Neither Percentilez nor PediaTools shows ads.

### Which is updated more often, Percentilez or PediaTools?

Percentilez ships an update every 2 weeks, and PediaTools every 5 weeks. Most recently, Percentilez was updated on October 4, 2026 and PediaTools on October 30, 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.*