# Music Spectrograph vs pitchGraf

The clearest difference is price: pitchGraf at $2.99 against Music Spectrograph's $9.99. Music Spectrograph's advantage is update cadence (every 6 weeks vs every 7 months) and iOS requirement (12.4 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Music Spectrograph costs $9.99 and pitchGraf $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Music Spectrograph ships an update every 6 weeks, pitchGraf every 7 months. The most recent releases landed on November 1, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Music Spectrograph | pitchGraf |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[2.5 (4 ratings)](https://appshunter.io/ios/app/music-spectrograph/id432044946/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Paid | — |
| Size | 1 MB | 8 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HotPaw Productions](https://appshunter.io/developer/285074853) | [Satoshi Kajii](https://appshunter.io/developer/1777441634) |

## 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


### pitchGraf

[App page](https://appshunter.io/ios/app/pitchgraf/id6745245004)

**In-app purchases:** none


## Frequently asked questions

### Is Music Spectrograph free?

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

### Is pitchGraf free?

pitchGraf costs $2.99, with no in-app purchases.

### Do Music Spectrograph or pitchGraf have ads?

Neither Music Spectrograph nor pitchGraf shows ads.

### Which is updated more often, Music Spectrograph or pitchGraf?

Music Spectrograph ships an update every 6 weeks, and pitchGraf every 7 months. Most recently, Music Spectrograph was updated on November 1, 2026 and pitchGraf on October 18, 2026.

---

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