# Sala ERApp vs PediaTools

The clearest difference is price: Sala ERApp at Free against PediaTools's $3.99. Sala ERApp also leads on iOS requirement (9.0 vs 15.0). PediaTools's advantage is update cadence (every 5 weeks vs every 3 months) and chart position (#135 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Sala ERApp is free to download; PediaTools costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sala ERApp ships an update every 3 months, PediaTools every 5 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Sala ERApp | 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 | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Best chart rank | — | **#135** |
| Size | 52 MB | 140 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dingo Interactive SAS](https://appshunter.io/developer/421000137) | [Gerson Rodriguez](https://appshunter.io/developer/1587778389) |

## What reviewers say

### Sala ERApp

[App page](https://appshunter.io/ios/app/sala-erapp/id1475918055)

**Features:** macOS Compatibility

**In-app purchases:** none


### PediaTools

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

**Currently charting:** #135 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 Sala ERApp free?

Sala ERApp is free to download, with no in-app purchases.

### Is PediaTools free?

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

### Do Sala ERApp or PediaTools have ads?

Neither Sala ERApp nor PediaTools shows ads.

### Which is updated more often, Sala ERApp or PediaTools?

Sala ERApp ships an update every 3 months, and PediaTools every 5 weeks. Most recently, Sala ERApp was updated on October 14, 2026 and PediaTools on October 15, 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.*