# Littmann Learning vs PCDS

The clearest difference is in-app purchases: PCDS at none against Littmann Learning's 11. PCDS also leads on iOS requirement (13.0 vs 15.6). Littmann Learning's advantage is update cadence (every 6 weeks vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. Littmann Learning sells 11 in-app purchases, starting at $3.99 per month. PCDS asks for nothing beyond the download.

Littmann Learning ships an update every 6 weeks, PCDS every 14 months. The most recent releases landed on October 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Littmann Learning | PCDS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (850 ratings)](https://appshunter.io/ios/app/littmann-learning/id1324485260/reviews)** | — |
| Number of ratings | **850** | — |
| Positive reviews | 47.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 14 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 83 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [CSD Labs](https://appshunter.io/developer/1318756877) | [Primary Care Dermatology Society](https://appshunter.io/developer/1733470173) |

## What reviewers say

### Littmann Learning

[App page](https://appshunter.io/ios/app/littmann-learning/id1324485260)

This app provides access to real patient heart and lung sounds for auscultation education. It offers visual and audio displays, self-paced learning modules, and background reading material to help users recognize various heart and lung sounds.

**Highlights:** Real patient heart and lung sounds, Visual and audio displays, Self-paced learning modules, Graduated learning difficulty, Background reading material

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Plan - 1 month | $3.99 | per month |
| Premium Plan - 1 month | $6.99 | per month |
| Basic Monthly | $8.99 | per month |
| Standard Plan - 1 year | $19.99 | per year |
| Semester Pass | $29.99 | per 6 months |
| Premium Plan - 1 year | $39.99 | per year |
| Full Version | $44.99 | per year |
| Annual Pass | $49.99 | per year |
| CE -  Fundamentals | $124.99 | one-time |
| CE -Advanced | $174.99 | one-time |
| CE - Intermediate | $249.99 | one-time |


### PCDS

[App page](https://appshunter.io/ios/app/pcds/id6478600851)

This app offers educational resources and diagnostic tools for healthcare professionals managing dermatological issues. It aims to enhance knowledge and skills in skin condition diagnosis and treatment for primary care settings.

**Highlights:** Dermatology education resources, Skin diagnostic tools, Guidance on skin condition management, Resources for primary care settings, Networking opportunities

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

**In-app purchases:** none


## Frequently asked questions

### Is Littmann Learning free?

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

### Is PCDS free?

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

### Do Littmann Learning or PCDS have ads?

Neither Littmann Learning nor PCDS shows ads.

### Which is updated more often, Littmann Learning or PCDS?

Littmann Learning ships an update every 6 weeks, and PCDS every 14 months. Most recently, Littmann Learning was updated on October 12, 2026 and PCDS on September 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.*