# Music Spectrograph vs Hyperion Synthesizer

The clearest difference is review sentiment: Music Spectrograph at 50% against Hyperion Synthesizer's 0%. Music Spectrograph also leads on update cadence (every 6 weeks vs every 7 months). Hyperion Synthesizer's advantage is price ($4.99 vs $9.99) and iOS requirement (10.0 vs 12.4). On ads, in-app purchases, monetization model and device support there is nothing between them.

Music Spectrograph costs $9.99 and Hyperion Synthesizer $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Music Spectrograph ships an update every 6 weeks, Hyperion Synthesizer every 7 months. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Music Spectrograph | Hyperion Synthesizer |
| --- | --- | --- |
| Price | $9.99 | **$4.99** |
| Rating | **[2.5 (4 ratings)](https://appshunter.io/ios/app/music-spectrograph/id432044946/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 10 MB |
| Requires iOS | 12.4 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HotPaw Productions](https://appshunter.io/developer/285074853) | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) |

## What reviewers say

### Music Spectrograph

[App page](https://appshunter.io/ios/app/music-spectrograph/id432044946)

Visually reverse engineer sound and music in real-time with a live MIDI piano roll displaying pitch and frequency. Slow down or stop audio to analyze musical patterns, aiding in music transcription and learning.

**Highlights:** Real-time MIDI piano roll, Pitch and frequency visualization, Slow down and stop audio, Music transcription aid, Adjustable playback speed, Color-coded pitch graph

**Features:** Vision Pro support

**In-app purchases:** none


### Hyperion Synthesizer

[App page](https://appshunter.io/ios/app/hyperion-synthesizer/id1247269157)

Explore vast sonic landscapes with an advanced FM synthesizer. This app features morphing waves technology, extensive sound effects, and MIDI keyboard support for professional music creation.

**Highlights:** Morphing waves technology, AUV3 (Audio Unit) support, MIDI keyboard support, Stereo and tremolo effects, Reverb and echo effects, Multiple morph and harmonics modes

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Music Spectrograph free?

Music Spectrograph costs $9.99, with no in-app purchases.

### Is Hyperion Synthesizer free?

Hyperion Synthesizer costs $4.99, with no in-app purchases.

### Do Music Spectrograph or Hyperion Synthesizer have ads?

Neither Music Spectrograph nor Hyperion Synthesizer shows ads.

### Which is updated more often, Music Spectrograph or Hyperion Synthesizer?

Music Spectrograph ships an update every 6 weeks, and Hyperion Synthesizer every 7 months. Most recently, Music Spectrograph was updated on October 17, 2026 and Hyperion Synthesizer on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*