# Preop Eval vs Pedia BP

The clearest difference is update cadence: Preop Eval at every 6 months against Pedia BP's every 29 months. Preop Eval also leads on rating (5.0 vs 4.8). Pedia BP's advantage is iOS requirement (8.0 vs 16.6). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Preop Eval holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 67% of Preop Eval's written reviews are positive against 60% of Pedia BP's.

Preop Eval ships an update every 6 months, Pedia BP every 29 months. The most recent releases landed on October 16, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Preop Eval | Pedia BP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/preop-eval/id374154834/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/pedia-bp/id516779230/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | **66.7% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 29 months |
| Monetization | Free | Free |
| Size | 15 MB | 14 MB |
| Requires iOS | 16.6 | **8.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [United Health Services, Inc.](https://appshunter.io/developer/1451318916) | [EPage, Inc.](https://appshunter.io/developer/298850390) |

## What reviewers say

### Preop Eval

[App page](https://appshunter.io/ios/app/preop-eval/id374154834)

This app provides guidance for evaluating and preparing adult patients for non-cardiac surgery. It includes algorithms and resources on medication management, cardiac event timing, and preoperative testing, serving as both a reference and a teaching tool for medical professionals.

**Highlights:** Cardiac evaluation algorithm, Medication guidance (starting/stopping), Surgery timing after cardiac events, Preoperative testing recommendations, Review for students and residents, Perioperative insulin management

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

**In-app purchases:** none


### Pedia BP

[App page](https://appshunter.io/ios/app/pedia-bp/id516779230)

This app helps healthcare providers easily detect hypertension and pre-hypertension in children and adolescents. It simplifies complex blood pressure tables based on national guidelines, aiding in accurate and timely evaluation and management.

**Highlights:** Detects hypertension in children/adolescents, Based on NHBPEP guidelines, Simplifies complex BP tables, Aids in timely evaluation, Supports decision making for management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Preop Eval free?

Preop Eval is free to download, with no in-app purchases.

### Is Pedia BP free?

Pedia BP is free to download, with no in-app purchases.

### Which has better reviews, Preop Eval or Pedia BP?

Preop Eval is rated higher. Preop Eval averages 5.0 out of 5 from 2 ratings, while Pedia BP averages 4.8 from 4 ratings.

### Do Preop Eval or Pedia BP have ads?

Neither Preop Eval nor Pedia BP shows ads.

### Which is updated more often, Preop Eval or Pedia BP?

Preop Eval ships an update every 6 months, and Pedia BP every 29 months. Most recently, Preop Eval was updated on October 16, 2026 and Pedia BP on October 23, 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.*