When.fm vs Dekmantel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
When.fm
This app serves as your ultimate festival companion, providing updated set times and offline access. Discover new music with artist recommendations and coordinate with friends to ensure you never miss a performance.
- Updated set times
- Offline access
- Artist recommendations
- Friend linking and sharing
- Performance reminders
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When.fm is a mobile programme and the only app you need for your next festival. » See updated set times as they're released, and keep access offline even if you lose signal. » Get recommended sets by artists you follow on Spotify. » Link with your friends' plans and share the love. » Get reminders so you don't miss that elusive 11am set. Now available in a field near you!
Dekmantel
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Dekmantel is back for its 12th Amsterdam festival, unlocking electronic music's most adventurous realms from July 29 to August 2, 2026. Its multidisciplinary programme features over 160 acts, with essential icons and groundbreaking figures boldly leading the culture toward what comes next. This year reimagines the festival experience: the three-day weekend in the Amsterdamse Bos expands with the new At Dawn programme, while Into the City brings the festival to Amsterdam venues including Paradiso and Melkweg. Find out more about the artists and the festival through the app. Also available in the Dekmantel app: Lentekabinet, your big spring adventure and the bright kick-off of another promising season. Dekmantel's annual spring festival touches down just north of Amsterdam, on the lush grounds of Het Twiske. It's a two-day affair where you can reunite and reconnect: with music, with the arts, with nature and, through all of the above, with each other. Discover the ins and outs of the festival through the Dekmantel app. The 12th edition of Dekmantel Festival takes place from July 29 to August 2, 2026.
Screenshots
Verdict
When.fm and Dekmantel are too close to call on the numbers: across 6 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.
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.
When.fm ships an update every 6 weeks, Dekmantel every 3 weeks. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.
| Parameter | When.fm | Dekmantel |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 63.6% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 30 MB | 92 MB |
| Age rating | 12+ | 12+ |
| Developer | Noel Light-Hilary | Luc Nagel |
In-app purchases
When.fm
No in-app purchases
Dekmantel
No in-app purchases









