# Live Spectrogram vs Spectrolite

The clearest difference is price: Spectrolite at Free against Live Spectrogram's $1.99. Spectrolite also leads on review sentiment (83% vs 63%) and update cadence (every 8 months vs every 31 months). Live Spectrogram's advantage is in-app purchases (none vs 1) and chart position (#172 vs unranked). On rating, ads and device support there is nothing between them.

Spectrolite is free to download; Live Spectrogram costs $1.99 up front. Spectrolite sells 1 one-off in-app purchase. Live Spectrogram asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Live Spectrogram against 4.8 for Spectrolite. That said, the two scores are not equally well evidenced: Spectrolite has 51 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 63% of Live Spectrogram's written reviews are positive against 83% of Spectrolite's.

Live Spectrogram ships an update every 31 months, Spectrolite every 8 months. The most recent releases landed on September 4, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Live Spectrogram | Spectrolite |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.8 (6 ratings)](https://appshunter.io/ios/app/live-spectrogram/id630831185/reviews) | [4.8 (51 ratings)](https://appshunter.io/ios/app/spectrolite/id1480240180/reviews) |
| Number of ratings | 6 | **51** |
| Positive reviews | 62.5% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 8 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#172** | — |
| Size | 15 MB | 1 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krueger Systems, Inc.](https://appshunter.io/developer/299293363) | [Waxing Wave](https://appshunter.io/developer/392942046) |

## What reviewers say

### Live Spectrogram

[App page](https://appshunter.io/ios/app/live-spectrogram/id630831185)

**Currently charting:** #172 Top Paid · Utilities (US App Store)

Visualize sound frequencies in real-time with this tool. It displays audio intensity across time and frequency using color, helping you perfect singing, analyze animal calls, or locate household noises.

**Highlights:** Real-time audio visualization, Frequency analysis, Time-based spectrum display, Intensity shown by color, Singing voice perfection, Animal call analysis, Sound source identification

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Live Spectrogram free?

Live Spectrogram costs $1.99, with no in-app purchases.

### Is Spectrolite free?

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

### Which has better reviews, Live Spectrogram or Spectrolite?

Live Spectrogram and Spectrolite are both rated 4.8 out of 5 on the App Store, from 6 and 51 ratings respectively.

### Do Live Spectrogram or Spectrolite have ads?

Neither Live Spectrogram nor Spectrolite shows ads.

### Which is updated more often, Live Spectrogram or Spectrolite?

Live Spectrogram ships an update every 31 months, and Spectrolite every 8 months. Most recently, Live Spectrogram was updated on September 4, 2026 and Spectrolite on September 23, 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.*