# CorePendium vs LCAST

The clearest difference is review sentiment: CorePendium at 67% against LCAST's 0%. CorePendium also leads on rating (4.9 vs 4.3) and update cadence (monthly vs every 21 months). LCAST's advantage is monetization model (free vs freemium) and iOS requirement (9.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CorePendium holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: CorePendium has 1.4K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 67% of CorePendium's written reviews are positive against 0% of LCAST's.

CorePendium ships an update monthly, LCAST every 21 months. The most recent releases landed on September 23, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | CorePendium | LCAST |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.4K ratings)](https://appshunter.io/ios/app/corependium/id1581291387/reviews)** | [4.3 (8 ratings)](https://appshunter.io/ios/app/lcast/id1663066252/reviews) |
| Number of ratings | **1.4K** | 8 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 21 months |
| Monetization | Freemium | **Free** |
| Size | 49 MB | 146 MB |
| Requires iOS | 15.1 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [EM:RAP, Inc.](https://appshunter.io/developer/804248263) | [igNew, LLC dba Slingshot](https://appshunter.io/developer/1663066254) |

## What reviewers say

### CorePendium

[App page](https://appshunter.io/ios/app/corependium/id1581291387)

This app provides a comprehensive, continuously updated, and peer-reviewed clinical reference for Emergency and Urgent Care Medicine. It features integrated multimedia, offline access, intuitive navigation, and medical calculators, making it an essential tool for medical professionals on the go.

**Highlights:** Expert-backed, continuously revised content, Integrated media library (ECGs, X-rays, videos, audio), Offline access to all content, Intuitive navigation with Rapid Access and Deep Dive sections, Integrated medical calculators, Links to EM:RAP knowledge base content

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great resource
- 👍 Excellent and usable app
- 👍 Terrific point of care resource
- 👍 Invaluable for EM residents

**What reviewers complain about**

- 🔍 Lacking search functionality
- 🐛 Crashes frequently
- 🔍 Poor indexing and content organization

**Reported bugs**

- Crashes on launch
- Compatibility issues with older devices

**Requested features**

- iPad version
- Ability to track progress and bookmark content
- Video playback controls (speed, rewind)


### LCAST

[App page](https://appshunter.io/ios/app/lcast/id1663066252)

This medical tool aids healthcare professionals in assessing the plausibility of bruising in young children. It utilizes a validated clinical decision rule to help identify potential abuse by analyzing bruise characteristics and body locations. The app serves as a screening tool to inform decision-making and educate users on bruising patterns.

**Highlights:** Bruising clinical decision rule (TEN-4-FACESp), Interactive 3D body model for inputting observations, Compares bruise findings to published evidence, Screening tool for children under 4.0 years, Educational tool for healthcare providers, Data based on multi-center NIH-funded study

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CorePendium free?

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

### Is LCAST free?

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

### Which has better reviews, CorePendium or LCAST?

CorePendium is rated higher. CorePendium averages 4.9 out of 5 from 1.4K ratings, while LCAST averages 4.3 from 8 ratings.

### Do CorePendium or LCAST have ads?

Neither CorePendium nor LCAST shows ads.

### Which is updated more often, CorePendium or LCAST?

CorePendium ships an update monthly, and LCAST every 21 months. Most recently, CorePendium was updated on September 23, 2026 and LCAST on August 17, 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.*