D vs Derry Jazz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
D
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D-Net Remote control software for the NST Audio range of professional audio signal matrix processing products.
Derry Jazz
Discover and organize your festival experience with searchable event listings, map views, and a favorites feature. Plan your schedule and never miss a performance.
- Searchable event listings
- Filter by time and location
- Save events to favorites
- View event locations on map
- Festival schedule organizer
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The information presented in the app is not the property of the councils or the festival, but is maintained by the app owner. Includes searchable listings for the Derry Jazz festival by time and location. Also allows users to save events to a favourites list, and view locations of events on a map view
Screenshots
Verdict
The clearest difference is device support: Derry Jazz at 3 against D's 1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
D ships an update every 4 weeks, Derry Jazz every 2 weeks. The most recent releases landed on October 10, 2026 and September 19, 2026 respectively.
| Parameter | D | Derry Jazz |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 4 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 15 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | NST Audio | Edward Ridge |
In-app purchases
D
No in-app purchases
Derry Jazz
No in-app purchases
