HD vs SFX Library
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HD
Access 8 distinct radio stations featuring genres like Blues, Classic Rock, Country, and Jazz. Enjoy commercial-free and subscription-free listening.
- 8 genre-specific radio stations
- Blues station
- Classic Rock station
- Rock station
- Country station
- Jazz station
- 80's station
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The HD Radio Network consists of 8 Radio Stations: Blues, Classic Rock, Rock, Rock 'N Roll, Country, Jazz, and The 80's. Commercial Free, Subscription Free!
SFX Library
Access a library of copyright-free sound effects instantly on your device. You can also upload your own audio files for quick playback and organization.
- Play copyright-free sound effects
- Upload custom audio files
- Organize audio library
- Instant playback
- Device-based access
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The SFX Library app allows you to quickly play sound effects from a library of copyright-free audio directly on your device, or upload your own for easy access.
Screenshots
Verdict
The clearest difference is price: HD at Free against SFX Library's $0.99. HD also leads on iOS requirement (12.1 vs 15.0). SFX Library's advantage is update cadence (every 5 weeks vs every 19 months). On ads, in-app purchases and device support 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
HD is free to download; SFX Library costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
HD ships an update every 19 months, SFX Library every 5 weeks. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.
| Parameter | HD | SFX Library |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.3 (7 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 19 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 36 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Progo Productions LLC | Jonathan Stinson |
In-app purchases
HD
No in-app purchases
SFX Library
No in-app purchases
