Graaly vs Decib'Hell
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Graaly
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Play games created by friends or Graaly community, or create your own to challenge your friends and family. Playing Graaly is a unique opportunity to discover unexpected treasures around you. As a professional, Turn the discovery of your company or city into a fun experience, and attract new people.
Decib'Hell
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Welcome to the Decib'Hell App β Your personalized guide to the ultimate rock & metal experience at Hellfest! Get ready to dive into the heart of the festival with the essential tool for every attendee. Plan your schedule, discover artists, and connect your music world like never before. β Key Features: β’ Full Lineup & Schedule: Explore the complete list of artists rocking the Hellfest stages. Check performance times and locations to meticulously plan your festival journey and ensure you catch every epic set. β’ Detailed Rating: Rate the artists you love (or discover) with a finer grain than other platform to add some nuance. β’ Artist Discovery: Browse detailed artist profiles to learn more about the bands shaping the festival's sound. β’ Cloud Backup for Ratings: Never lose your valuable song ratings! All your ratings are securely backed up to the cloud, ensuring your preferences are safe. Download the Decib'Hell app now to sync your schedule, connect your music, rate your favorite tracks safely, and prepare for an unforgettable weekend of pure energy!
Screenshots
Verdict
The clearest difference is in-app purchases: Decib'Hell at none against Graaly's 9. Decib'Hell also leads on ads (none vs shown). Graaly's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On price and update cadence there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Graaly sells 9 one-off in-app purchases. Decib'Hell asks for nothing beyond the download.
Graaly ships an update fortnightly, Decib'Hell every 9 days. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.
| Parameter | Graaly | Decib'Hell |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 9 days β better |
| Ads | Yes | No β better |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 11.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 44 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Eric Mathieu | Villeneuve Damien |
In-app purchases
Graaly
- Graaly Premium Game$0.99
- Graaly Premium Game$1.99
- Graaly Premium Game$2.99
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- Graaly Premium Game$4.99
- Graaly Premium Game$6.99
- Graaly Premium Game$8.99
- Private game purchase$8.99
- Graaly Premium Game$13.99
- Graaly Premium Game$17.99
Decib'Hell
No in-app purchases









