# Project LAB vs RxLabels

The clearest difference is update cadence: RxLabels at weekly against Project LAB's every 3 months. RxLabels also leads on price ($3.99 vs $5.99) and iOS requirement (16.6 vs 18.0). Project LAB's advantage is chart position (#194 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Project LAB costs $5.99 and RxLabels $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Project LAB ships an update every 3 months, RxLabels weekly. The most recent releases landed on August 26, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Project LAB | RxLabels |
| --- | --- | --- |
| Price | $5.99 | **$3.99** |
| Rating | **[4.5 (43 ratings)](https://appshunter.io/ios/app/project-lab/id860812533/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Paid | — |
| Best chart rank | **#194** | — |
| Size | 5 MB | 71 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Ronny Makhoul](https://appshunter.io/developer/860812536) | [Vetcalculators LLC](https://appshunter.io/developer/1279571311) |

## What reviewers say

### Project LAB

[App page](https://appshunter.io/ios/app/project-lab/id860812533)

**Currently charting:** #194 Top Paid · Medical (US App Store)

This medical reference app provides quick access to high-yield information for patients, students, and healthcare professionals. It offers detailed explanations for lab panels, differential diagnoses, and medical terms, with offline capabilities and personal note-taking features.

**Highlights:** Lab panel explanations, Differential diagnosis (DDx), Medical term dictionary, Offline capability, Personal notes with iCloud sync, Apple Watch companion app, Quiz module

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### RxLabels

[App page](https://appshunter.io/ios/app/rxlabels/id6458646715)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Project LAB free?

Project LAB costs $5.99, with no in-app purchases.

### Is RxLabels free?

RxLabels costs $3.99, with no in-app purchases.

### Do Project LAB or RxLabels have ads?

Neither Project LAB nor RxLabels shows ads.

### Which is updated more often, Project LAB or RxLabels?

Project LAB ships an update every 3 months, and RxLabels weekly. Most recently, Project LAB was updated on August 26, 2026 and RxLabels on September 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.*