# Spectrolite vs Pitch Witch

The clearest difference is in-app purchases: Pitch Witch at none against Spectrolite's 1. Pitch Witch also leads on update cadence (every 9 days vs every 8 months) and review sentiment (100% vs 83%). Spectrolite's advantage is ratings volume (51 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spectrolite sells 1 one-off in-app purchase. Pitch Witch asks for nothing beyond the download.

Pitch Witch holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Spectrolite has 51 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 83% of Spectrolite's written reviews are positive against 100% of Pitch Witch's.

Spectrolite ships an update every 8 months, Pitch Witch every 9 days. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Spectrolite | Pitch Witch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (51 ratings)](https://appshunter.io/ios/app/spectrolite/id1480240180/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pitch-witch/id1590015267/reviews)** |
| Number of ratings | **51** | 2 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1 MB | 6 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Waxing Wave](https://appshunter.io/developer/392942046) | [Privacy Research LLC](https://appshunter.io/developer/1530390623) |

## What reviewers say

### Spectrolite

[App page](https://appshunter.io/ios/app/spectrolite/id1480240180)

This app visualizes sound in real-time using various spectrogram types. Explore detailed audio data with intuitive touch controls and adjustable parameters. An optional purchase unlocks advanced measurement tools.

**Highlights:** Real-time spectrogram visualization, Constant-Q, linear, and mel frequency scales, Full human hearing frequency range, Intuitive touch panning and zooming, Adjustable gain, Q, and other parameters, Pro version: grids, scales, spectrum view, tap-to-measure

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | one-time |


### Pitch Witch

[App page](https://appshunter.io/ios/app/pitch-witch/id1590015267)

This free, open-source app helps users train their speaking voice by monitoring pitch and resonance in real-time. It offers advanced features like multiple pitch estimation algorithms and customizable visual guides for pitch range. Users can save, analyze, and export recordings for later review.

**Highlights:** Live voice pitch monitoring, Multiple pitch estimation algorithms, Formant estimation for resonance analysis, Customizable visual pitch guidelines, Save, analyze, and export recordings, Pinch-to-zoom pitch chart

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spectrolite free?

Spectrolite is free to download, with in-app purchases available.

### Is Pitch Witch free?

Pitch Witch is free to download, with no in-app purchases.

### Which has better reviews, Spectrolite or Pitch Witch?

Pitch Witch is rated higher. Spectrolite averages 4.8 out of 5 from 51 ratings, while Pitch Witch averages 5.0 from 2 ratings.

### Do Spectrolite or Pitch Witch have ads?

Neither Spectrolite nor Pitch Witch shows ads.

### Which is updated more often, Spectrolite or Pitch Witch?

Spectrolite ships an update every 8 months, and Pitch Witch every 9 days. Most recently, Spectrolite was updated on October 9, 2026 and Pitch Witch on October 11, 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.*