# Laboratory Diagnostic Test vs Blood Reference

The clearest difference is in-app purchases: Laboratory Diagnostic Test at none against Blood Reference's 3. Laboratory Diagnostic Test also leads on iOS requirement (14.0 vs 17.0). Blood Reference's advantage is ads (none vs shown) and update cadence (every 10 days vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Blood Reference sells 3 one-off in-app purchases. Laboratory Diagnostic Test asks for nothing beyond the download.

Laboratory Diagnostic Test ships an update every 5 months, Blood Reference every 10 days. The most recent releases landed on September 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Laboratory Diagnostic Test | Blood Reference |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 10 days** |
| Size | 6 MB | 71 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Ahmad Al Hariri](https://appshunter.io/developer/1648019898) | [Fawad Yahya (fanguyz.com)](https://appshunter.io/developer/468039932) |

## What reviewers say

### Laboratory Diagnostic Test

[App page](https://appshunter.io/ios/app/laboratory-diagnostic-test/id6737160954)

**In-app purchases:** none


### Blood Reference

[App page](https://appshunter.io/ios/app/blood-reference/id6759988363)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| 5 AI Credits | $1.99 | one-time |
| 10 AI Credits | $2.99 | one-time |


## Frequently asked questions

### Is Laboratory Diagnostic Test free?

Laboratory Diagnostic Test is free to download, with no in-app purchases.

### Is Blood Reference free?

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

### Do Laboratory Diagnostic Test or Blood Reference have ads?

Laboratory Diagnostic Test shows ads; Blood Reference does not.

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

Laboratory Diagnostic Test ships an update every 5 months, and Blood Reference every 10 days. Most recently, Laboratory Diagnostic Test was updated on September 27, 2026 and Blood Reference on October 18, 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.*