# PsoriasisCalc vs DermLite

The clearest difference is update cadence: DermLite at every 3 weeks against PsoriasisCalc's every 16 months. DermLite also leads on iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

PsoriasisCalc ships an update every 16 months, DermLite every 3 weeks. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PsoriasisCalc | DermLite |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 10 MB | 637 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Alejandro Escario](https://appshunter.io/developer/566871193) | [FotoFinder Systems GmbH](https://appshunter.io/developer/387895117) |

## What reviewers say

### PsoriasisCalc

[App page](https://appshunter.io/ios/app/psoriasiscalc/id991407316)

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

**In-app purchases:** none


### DermLite

[App page](https://appshunter.io/ios/app/dermlite/id6760183398)

This app transforms your iPhone into a professional dermoscopy camera for documenting and monitoring skin lesions. It allows for precise lesion mapping, side-by-side image comparison, and secure storage of medical images, ensuring reliable follow-ups.

**Highlights:** Capture dermoscopic and clinical images, Overlay previous images for comparison, Control dermoscopy lighting modes, Add and manage DermLite devices, Map lesions on clinical overview photos, Secure storage for medical images

**In-app purchases:** none


## Frequently asked questions

### Is PsoriasisCalc free?

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

### Is DermLite free?

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

### Do PsoriasisCalc or DermLite have ads?

Neither PsoriasisCalc nor DermLite shows ads.

### Which is updated more often, PsoriasisCalc or DermLite?

PsoriasisCalc ships an update every 16 months, and DermLite every 3 weeks. Most recently, PsoriasisCalc was updated on October 16, 2026 and DermLite on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*