# Guide to Diagnostic Tests 7ed vs Laboratory Decision System

The clearest difference is review sentiment: Laboratory Decision System at 50% against Guide to Diagnostic Tests 7ed's 0%. Laboratory Decision System also leads on rating (4.0 vs 1.5) and in-app purchases (none vs 5). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Guide to Diagnostic Tests 7ed sells 5 in-app purchases, starting at $29.99 per year. Laboratory Decision System asks for nothing beyond the download.

Laboratory Decision System holds the better App Store score, 4.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 0% of Guide to Diagnostic Tests 7ed's written reviews are positive against 50% of Laboratory Decision System's.

## The numbers

| Metric | Guide to Diagnostic Tests 7ed | Laboratory Decision System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/guide-to-diagnostic-tests-7ed/id1357565443/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/laboratory-decision-system/id1454561051/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 47 MB | 7 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) | [Medical Database, Inc.](https://appshunter.io/developer/1454561050) |

## What reviewers say

### Guide to Diagnostic Tests 7ed

[App page](https://appshunter.io/ios/app/guide-to-diagnostic-tests-7ed/id1357565443)

This medical app provides essential guidance on over 450 diagnostic tests, including the latest molecular and genetic advancements. It covers various medical specialties and offers diagnostic algorithms, cost details, and literature citations. A subscription unlocks full content and updates.

**Highlights:** Covers 450+ diagnostic tests, Includes molecular and genetic tests, Diagnostic algorithms, Cost and risk details, Literature citations with PMID, Covers multiple medical specialties

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25% off for Limited Period | $29.99 | per year |
| 20% off for Limited Period | $31.99 | per year |
| 15% off for Limited Offer | $33.99 | per year |
| Guide-Diagnostic Tests 1/Y Sub | $39.99 | per year |
| Guide to Diagnostic Tests 7ed | $39.99 | one-time |


### Laboratory Decision System

[App page](https://appshunter.io/ios/app/laboratory-decision-system/id1454561051)

This platform helps healthcare providers choose the most relevant lab tests. It uses a proprietary ranking algorithm to guide decisions based on disease, symptoms, and ICD10 codes.

**Highlights:** Lab test management, Utilization platform, Proprietary ranking algorithm, Disease-based test selection, Symptom-based test selection, ICD10 code integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Guide to Diagnostic Tests 7ed free?

Guide to Diagnostic Tests 7ed is free to download, with in-app purchases available.

### Is Laboratory Decision System free?

Laboratory Decision System is free to download, with no in-app purchases.

### Which has better reviews, Guide to Diagnostic Tests 7ed or Laboratory Decision System?

Laboratory Decision System is rated higher. Guide to Diagnostic Tests 7ed averages 1.5 out of 5 from 2 ratings, while Laboratory Decision System averages 4.0 from 4 ratings.

### Do Guide to Diagnostic Tests 7ed or Laboratory Decision System have ads?

Guide to Diagnostic Tests 7ed shows ads; Laboratory Decision System does not.

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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.*