# DIAX vs LnQ App

The clearest difference is price: LnQ App at Free against DIAX's $9.99. LnQ App also leads on update cadence (every 3 weeks vs every 12 months). DIAX's advantage is iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

LnQ App is free to download; DIAX costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DIAX ships an update every 12 months, LnQ App every 3 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | DIAX | LnQ App |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diax-bone-age/id1296654435/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 44 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SANTOS DIAS MEDICAL CARE SS](https://appshunter.io/developer/1296654434) | [LnQ, Inc](https://appshunter.io/developer/1784590699) |

## What reviewers say

### DIAX

[App page](https://appshunter.io/ios/app/diax-bone-age/id1296654435)

This medical app simplifies understanding wrist X-rays for bone age assessment. It uses simplified drawings and daily radiographs to help students and physicians quickly determine bone age based on gender and age group.

**Highlights:** Wrist X-ray analysis, Bone age assessment, Simplified drawings, Daily radiograph images, Gender and age group specific

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

**In-app purchases:** none


### LnQ App

[App page](https://appshunter.io/ios/app/lnq-app/id6739668545)

**In-app purchases:** none


## Frequently asked questions

### Is DIAX free?

DIAX costs $9.99, with no in-app purchases.

### Is LnQ App free?

LnQ App is free to download, with no in-app purchases.

### Do DIAX or LnQ App have ads?

Neither DIAX nor LnQ App shows ads.

### Which is updated more often, DIAX or LnQ App?

DIAX ships an update every 12 months, and LnQ App every 3 weeks. Most recently, DIAX was updated on October 24, 2026 and LnQ App on October 16, 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.*