# Biometric Signature vs Lab Test Values

The clearest difference is update cadence: Biometric Signature at every 6 weeks against Lab Test Values's every 42 months. Biometric Signature also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.2). On price, ads and in-app purchases there is nothing between them.

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

Biometric Signature ships an update every 6 weeks, Lab Test Values every 42 months. The most recent releases landed on October 11, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Biometric Signature | Lab Test Values |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (319 ratings)](https://appshunter.io/ios/app/lab-test-values/id1484865553/reviews)** |
| Number of ratings | — | **319** |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 42 months |
| Monetization | — | Ad-supported |
| Size | 77 MB | 9 MB |
| Requires iOS | **11.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Soft Potential Ltd](https://appshunter.io/developer/1432012801) | [Ahmad Nakore](https://appshunter.io/developer/1467917019) |

## What reviewers say

### Biometric Signature

[App page](https://appshunter.io/ios/app/biometric-signature/id1437539399)

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

**In-app purchases:** none


### Lab Test Values

[App page](https://appshunter.io/ios/app/lab-test-values/id1484865553)

This app offers general information on common laboratory tests, including normal ranges for blood and other body fluid analyses. It covers a wide array of lab disciplines like hematology, biochemistry, and microbiology, serving as an educational resource for students and technicians. It explicitly states it is not for diagnostic purposes.

**Highlights:** Commonly used lab test information, Normal ranges for various tests, Covers hematology, biochemistry, hormones, and more, Includes urinalysis and fecal tests, Information on body fluid and microbiology tests

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

**In-app purchases:** none


## Frequently asked questions

### Is Biometric Signature free?

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

### Is Lab Test Values free?

Lab Test Values is free to download, with no in-app purchases.

### Do Biometric Signature or Lab Test Values have ads?

Neither Biometric Signature nor Lab Test Values shows ads.

### Which is updated more often, Biometric Signature or Lab Test Values?

Biometric Signature ships an update every 6 weeks, and Lab Test Values every 42 months. Most recently, Biometric Signature was updated on October 11, 2026 and Lab Test Values on October 21, 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.*