SparkHD.FM vs Iron FM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SparkHD.FM
This app delivers a blend of Pop and Hip Hop music tailored to student tastes. It also serves as a platform for students to gain practical experience in broadcast media.
- Pop and Hip Hop music mix
- Student broadcast experience
- Curated musical tastes
- Live student programming
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Spark HD creates musical fusion that reflects the musical tastes of today’s student, including a mix of Pop & Hip Hop. More importantly plays host to our student professionals learning the broadcast trade at Olivet Nazarene University.
Iron FM
This app delivers a unique rock radio experience, blending classic and modern rock music with faith-based messages. It aims to inspire listeners through powerful lyrics and testimonies, proving that faith and rock music can coexist. Enjoy a loud and authentic soundtrack for any part of your day.
- Rock music from the '80s, '90s, and today
- Faith-based messages and testimonies
- Inspiring lyrics
- Authentic Christ-centered content
- Soundtrack for daily activities
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Crank up the volume with IRON FM, a rock radio station like no other, delivering hard-hitting rock with a higher purpose. Blending the blistering guitar riffs of the ’80s, the raw grunge of the ’90s, and today’s best rock, IRON FM keeps it loud while sharing the Word of God. Through powerful lyrics and inspiring testimonies, this station proves you don’t have to choose between faith and rock. IRON FM stands boldly alongside any rock station—passionate, authentic, and unapologetically Christ-centered. Whether you're on the job site, hitting the gym, or driving the kids to practice we’ve got the soundtrack to keep you fired up and inspired. Download IRON FM now and rock on!
Screenshots
Verdict
The clearest difference is rating: Iron FM at 5.0 against SparkHD.FM's 4.5. Iron FM also leads on update cadence (every 3 months vs every 8 months). SparkHD.FM's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, ratings volume 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.
Iron FM holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
SparkHD.FM ships an update every 8 months, Iron FM every 3 months. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.
| Parameter | SparkHD.FM | Iron FM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 5.0 (10 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 4 | 10 — better |
| Update frequency | Every 8 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 — better | 18.2 |
| Further details — not scored | ||
| Size | 12 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Olivet Nazarene University Inc | WORLD EVANGELISTIC ENTERPRISE CORPORATION |
Customer experience
SparkHD.FM
Iron FM
In-app purchases
SparkHD.FM
No in-app purchases
Iron FM
No in-app purchases
