# Lab Values vs MedCalX

The clearest difference is price: MedCalX at Free against Lab Values's $0.99. Lab Values's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 5 months). On ads and device support there is nothing between them.

MedCalX is free to download; Lab Values costs $0.99 up front. MedCalX sells 3 one-off in-app purchases. Lab Values asks for nothing beyond the download.

Lab Values ships an update every 2 months, MedCalX every 5 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Lab Values | MedCalX |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.7 (30 ratings)](https://appshunter.io/ios/app/medcalx/id1041464932/reviews)** |
| Number of ratings | — | **30** |
| Positive reviews | **54.5% of reviews** | 45.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 45 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Pierre Robinson Debut](https://appshunter.io/developer/427255982) | [Ossus GmbH](https://appshunter.io/developer/286022405) |

## What reviewers say

### Lab Values

[App page](https://appshunter.io/ios/app/lab-values/id427255979)

Access a comprehensive database of over 200 common normal lab values, presented in both International and Conventional Systems. This app offers a fast, simple search engine and is optimized for iPhone and iPad, making it a handy tool for healthcare professionals and students.

**Highlights:** Over 200 Normal Lab Values, International and Conventional Systems, Alphabetical Sorting, Multiple Categories, Fast Search Engine, iPhone/iPad Compatible

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

**In-app purchases:** none


### MedCalX

[App page](https://appshunter.io/ios/app/medcalx/id1041464932)

This medical calculator app provides healthcare professionals with a comprehensive tool for complex medical formulas, scores, and classifications. It offers an extensive library of over 300 medical calculations, patient management features, and sharing capabilities.

**Highlights:** Extensive medical formula library (300+), Patient management and data saving, Customizable workflows, Multiple result sharing options, Detailed information and references, US and SI unit support, iCloud synchronization for favorites

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MedCalc 3 Upgrade | Free | one-time |
| Doximity Registration | Free | one-time |
| MedCalX Unlock | $4.99 | one-time |

**What reviewers like**

- 👍 Intuitive and user-friendly interface
- 📱 Comprehensive collection of medical formulas and scores
- 🚀 Fast calculations and quick access
- 📚 Includes PubMed links and background information
- 🌍 Multi-language support

**What reviewers complain about**

- 💰 Paywalls for previously free calculators
- 🔄 Forced paid upgrades for existing users
- ❌ Missing many important medical scores
- ⏱️ Infrequent updates and maintenance
- 🐛 Frequent crashes and stability issues

**Reported bugs**

- App crashes on startup
- App crashes when taking patient photos
- App fails to open or becomes unresponsive
- Unable to restore previous purchases
- Doximity unlock feature not working

**Requested features**

- SCORE2 and other modern cardiovascular risk scores
- TRiP(cast) score
- Valve disease calculations
- Pediatric medication dosing calculators
- Electrolyte and fluid replacement calculations


## Frequently asked questions

### Is Lab Values free?

Lab Values costs $0.99, with no in-app purchases.

### Is MedCalX free?

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

### Do Lab Values or MedCalX have ads?

Neither Lab Values nor MedCalX shows ads.

### Which is updated more often, Lab Values or MedCalX?

Lab Values ships an update every 2 months, and MedCalX every 5 months. Most recently, Lab Values was updated on October 16, 2026 and MedCalX on October 14, 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.*