# Blood Test Guide vs Laboratory Diagnostic Tests

The clearest difference is rating: Laboratory Diagnostic Tests at 4.6 against Blood Test Guide's 3.5. Laboratory Diagnostic Tests also leads on chart position (#196 vs unranked). Blood Test Guide's advantage is ads (none vs shown) and update cadence (every 9 days vs every 6 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

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

Laboratory Diagnostic Tests holds the better App Store score, 4.6 against 3.5. Both are backed by a comparable volume of ratings — 32 and 14 respectively.

Blood Test Guide ships an update every 9 days, Laboratory Diagnostic Tests every 6 months. The most recent releases landed on October 23, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Blood Test Guide | Laboratory Diagnostic Tests |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (32 ratings)](https://appshunter.io/ios/app/blood-test-guide/id491681195/reviews) | **[4.6 (14 ratings)](https://appshunter.io/ios/app/laboratory-diagnostic-tests/id1238669077/reviews)** |
| Number of ratings | **32** | 14 |
| Positive reviews | 71.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 6 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#196** |
| Size | 66 MB | 47 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [O Clock Software Pvt Ltd](https://appshunter.io/developer/453723763) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Blood Test Guide

[App page](https://appshunter.io/ios/app/blood-test-guide/id491681195)

Understand your blood test results with this comprehensive guide. It explains various blood test elements, their normal ranges, and potential causes for deviations. The app also helps locate nearby medical facilities and provides directions.

**Highlights:** Understand blood test results, Reference ranges for medical tests, Information on blood test elements, Causes of increase/decrease in elements, Locate nearby blood test labs, Find nearby hospitals and blood banks, Get directions to medical facilities

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium App | $0.99 | one-time |

**What reviewers like**

- 👍 Great reference tool
- 👍 Informative app
- 👍 Helpful for understanding results
- 👍 User-friendly
- 👍 Good for studying

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Not working on iPad landscape
- 🐛 Spelling and grammar errors
- 🐛 Factual errors in ranges
- 🐛 Ads cover text

**Reported bugs**

- Doesn't open
- Crashes
- Updated version doesn't show half the information
- Freezes and closes
- Introductory paragraphs at bottom of screen don't scroll

**Requested features**

- Ability to upload reports
- Track records over time
- Choice of notification format (text vs. video)
- Chemical symbol next to name
- Enter results and review in PDF format


### Laboratory Diagnostic Tests

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

**Currently charting:** #196 Top Grossing · Medical (US App Store)

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 |


## Frequently asked questions

### Is Blood Test Guide free?

Blood Test Guide is free to download, with in-app purchases available.

### Is Laboratory Diagnostic Tests free?

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

### Which has better reviews, Blood Test Guide or Laboratory Diagnostic Tests?

Laboratory Diagnostic Tests is rated higher. Blood Test Guide averages 3.5 out of 5 from 32 ratings, while Laboratory Diagnostic Tests averages 4.6 from 14 ratings.

### Do Blood Test Guide or Laboratory Diagnostic Tests have ads?

Laboratory Diagnostic Tests shows ads; Blood Test Guide does not.

### Which is updated more often, Blood Test Guide or Laboratory Diagnostic Tests?

Blood Test Guide ships an update every 9 days, and Laboratory Diagnostic Tests every 6 months. Most recently, Blood Test Guide was updated on October 23, 2026 and Laboratory Diagnostic Tests on November 2, 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.*