Polyhedra vs Sound Realms
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Polyhedra
This app simulates rolling various polyhedral dice with a distinct visual style. It offers the ability to re-roll individual dice or entire sets, making it a versatile tool for tabletop gaming enthusiasts.
- Rolls full polyhedral dice set
- Re-roll individual dice
- Re-roll cups of dice
- Unique visual style
- Works on Apple Watch and iPhone
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Polyhedra is a die-rolling app with a unique visual style designed to work well on the Apple Watch - but it looks great on the iPhone too! Polyhedra allows you to roll and re-roll individual dice or cups of several dice. It includes the full polyhedral dice set - d2, d3, d4, d6, d8, d10, d12, d20 and d100. Please get in touch if you'd like to see any other types.
Sound Realms
Embark on immersive audio adventures for solo role-playing games. Explore rich, dynamic worlds with high-quality soundscapes and choose your own path for high replay value. Perfect for both newcomers and seasoned veterans.
- Immersive audio adventures
- High-quality soundscapes
- Multiple story paths
- High replay value
- Suitable for all skill levels
- Classic game adaptations
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Sound Realms – The Audio Adventure System Embark on an epic journey with Sound Realms, the ultimate audio library for solo role-playing games! Whether you’re commuting or relaxing at home you can dive into an immersive audio adventure that brings storytelling to a new level. - Immersive audio adventures: Experience high-quality soundscapes that transport you into rich, dynamic worlds. - High replay value: Choose your own path with multiple options in each adventure, ensuring a fresh experience every time you play. - Perfect for all skill levels: No prior role-playing experience? No problem! Sound Realms is designed for both newcomers and seasoned veterans. Explore our titles: - Call of Cthulhu – Alone Against the Tide. Adventure for the legendary Call of Cthulhu RPG by Chaosium Inc. - Lone Wolf – The Fortress Of Death, created in collaboration with Holmgard Press. - F.I.S.T., the digitized version of Steve Jackson's classic phone game, returning after 30 years. Start your audio adventures now by downloading Sound Realms for free – unique stories and engaging gameplay, available just a button away!
Screenshots
Verdict
The clearest difference is rating: Polyhedra at 5.0 against Sound Realms's 4.5. Polyhedra also leads on in-app purchases (none vs 3) and review sentiment (100% vs 75%). Sound Realms's advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (11 vs 1). On price, ads 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
Both are free to download. Sound Realms sells 3 one-off in-app purchases. Polyhedra asks for nothing beyond the download.
Polyhedra holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Sound Realms has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Polyhedra's written reviews are positive against 75% of Sound Realms's.
Polyhedra ships an update every 2 months, Sound Realms every 2 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | Polyhedra | Sound Realms |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.5 (11 ratings) |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 1 | 11 — better |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 170 MB |
| Age rating | 4+ | 12+ |
| Developer | Simon Booth | Sound Realms AB |
Customer experience
Polyhedra
Sound Realms
In-app purchases
Polyhedra
No in-app purchases
Sound Realms
- Alone Against the Tide$19.99
- F.I.S.T.$19.99
- The Fortress Of Death$19.99
Questions
Is Polyhedra free?
Is Sound Realms free?
Which has better reviews, Polyhedra or Sound Realms?
Do Polyhedra or Sound Realms have ads?
Which is updated more often, Polyhedra or Sound Realms?
Other comparisons
