# Laboratory Diagnostic Tests vs Davis Lab and Diagnostic Tests

The clearest difference is ads: Davis Lab and Diagnostic Tests at none against Laboratory Diagnostic Tests's shown. Davis Lab and Diagnostic Tests also leads on rating (5.0 vs 4.6). Laboratory Diagnostic Tests's advantage is update cadence (every 6 months vs every 13 months) and ratings volume (14 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Laboratory Diagnostic Tests sells 7 in-app purchases, starting at $29.99 per 3 months and Davis Lab and Diagnostic Tests sells 1 in-app purchase, starting at $38.99 per year. Whichever you choose, the download price is not the number that matters.

Davis Lab and Diagnostic Tests holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Laboratory Diagnostic Tests has 14 ratings behind it against 2, so its average is the more settled of the two.

Laboratory Diagnostic Tests ships an update every 6 months, Davis Lab and Diagnostic Tests every 13 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Laboratory Diagnostic Tests | Davis Lab and Diagnostic Tests |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (14 ratings)](https://appshunter.io/ios/app/laboratory-diagnostic-tests/id1238669077/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/davis-lab-and-diagnostic-tests/id1605906059/reviews)** |
| Number of ratings | **14** | 2 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 13 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 474 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) | [Atmosphere Apps, Inc.](https://appshunter.io/developer/334077424) |

## What reviewers say

### Laboratory Diagnostic Tests

[App page](https://appshunter.io/ios/app/laboratory-diagnostic-tests/id1238669077)

This comprehensive manual provides essential information on laboratory and diagnostic tests, focusing on nursing implications and clinical judgment. It helps healthcare professionals understand test procedures, interpret results, and deliver quality patient care with updated terminology and a student-friendly design.

**Highlights:** Nursing implications and clinical judgment focus, Alphabetical test listing for quick reference, Integrated index for multiple search options, Updated terminology and healthcare changes, Student decision-making model for critical thinking, Patient education section with clear language

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HBK of Lab. & Dx Tests 3M Sub | $29.99 | per 3 months |
| HBK of Lab. & Dx Tests 6M Sub | $39.99 | per 6 months |
| 25% Off for Limited Period | $44.00 | per year |
| 20% Off for Limited Period | $47.00 | per year |
| 15% Off for Limited Offer | $50.00 | per year |
| HBK of Lab. & Dx Tests 1/Y Sub | $59.99 | per year |
| HBK of Laboratory and Dx Tests | $59.99 | one-time |


### Davis Lab and Diagnostic Tests

[App page](https://appshunter.io/ios/app/davis-lab-and-diagnostic-tests/id1605906059)

This medical reference app provides comprehensive information on lab and diagnostic tests. It helps users understand test procedures, interpret results, and offer quality patient care with detailed nursing implications, common uses, and interfering factors.

**Highlights:** Alphabetical listing of tests, Searchable by abbreviation, synonym, disease, Potential Nursing Problems tables, Common Use explanations, Pre-test, intra-test, post-test coverage, Patient safety and teaching information, Reference ranges in conventional and SI units

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $38.99 | per year |


## Frequently asked questions

### Is Laboratory Diagnostic Tests free?

Laboratory Diagnostic Tests is free to download, with in-app purchases available.

### Is Davis Lab and Diagnostic Tests free?

Davis Lab and Diagnostic Tests is free to download, with in-app purchases available.

### Which has better reviews, Laboratory Diagnostic Tests or Davis Lab and Diagnostic Tests?

Davis Lab and Diagnostic Tests is rated higher. Laboratory Diagnostic Tests averages 4.6 out of 5 from 14 ratings, while Davis Lab and Diagnostic Tests averages 5.0 from 2 ratings.

### Do Laboratory Diagnostic Tests or Davis Lab and Diagnostic Tests have ads?

Laboratory Diagnostic Tests shows ads; Davis Lab and Diagnostic Tests does not.

### Which is updated more often, Laboratory Diagnostic Tests or Davis Lab and Diagnostic Tests?

Laboratory Diagnostic Tests ships an update every 6 months, and Davis Lab and Diagnostic Tests every 13 months. Most recently, Laboratory Diagnostic Tests was updated on November 2, 2026 and Davis Lab and Diagnostic Tests on November 3, 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.*