# Derry Jazz vs PDC

Derry Jazz and PDC are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Derry Jazz ships an update every 2 weeks, PDC every 10 days. The most recent releases landed on September 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Derry Jazz | PDC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/pdc-drum-lessons-and-practice/id6744540043/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 63 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Edward Ridge](https://appshunter.io/developer/1743999786) | [Joshua Holmes](https://appshunter.io/developer/1596332690) |

## What reviewers say

### Derry Jazz

[App page](https://appshunter.io/ios/app/derry-jazz/id6499599027)

Discover and organize your festival experience with searchable event listings, map views, and a favorites feature. Plan your schedule and never miss a performance.

**Highlights:** Searchable event listings, Filter by time and location, Save events to favorites, View event locations on map, Festival schedule organizer

**Features:** macOS Compatibility

**In-app purchases:** none


### PDC

[App page](https://appshunter.io/ios/app/pdc-drum-lessons-and-practice/id6744540043)

This app offers free drumming lessons and practice tools for all skill levels. Learn from professional drummers, track your progress, and use a built-in metronome to improve your timing. It's designed to make drumming education accessible to everyone.

**Highlights:** Drum lessons from professional drummers, Structured step-by-step courses, Practice logging with notes and duration, Precision metronome, Follow favorite drummers, Completely free access

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

**In-app purchases:** none


## Frequently asked questions

### Is Derry Jazz free?

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

### Is PDC free?

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

### Do Derry Jazz or PDC have ads?

Neither Derry Jazz nor PDC shows ads.

### Which is updated more often, Derry Jazz or PDC?

Derry Jazz ships an update every 2 weeks, and PDC every 10 days. Most recently, Derry Jazz was updated on September 19, 2026 and PDC on October 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.*