# Spectrolite vs TONE Telegenics

The clearest difference is in-app purchases: TONE Telegenics at none against Spectrolite's 1. TONE Telegenics also leads on update cadence (every 3 weeks vs every 8 months) and rating (5.0 vs 4.8). Spectrolite's advantage is ratings volume (64 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. TONE Telegenics asks for nothing beyond the download.

TONE Telegenics holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Spectrolite has 64 ratings behind it against 2, so its average is the more settled of the two.

Spectrolite ships an update every 8 months, TONE Telegenics every 3 weeks. The most recent releases landed on October 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Spectrolite | TONE Telegenics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (64 ratings)](https://appshunter.io/ios/app/spectrolite/id1480240180/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tone-telegenics/id6476420592/reviews)** |
| Number of ratings | **64** | 2 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1 MB | 24 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Waxing Wave](https://appshunter.io/developer/392942046) | [The Tone Knows](https://appshunter.io/developer/1610407466) |

## 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

**Features:** Vision Pro support

**In-app purchases (1)**

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


### TONE Telegenics

[App page](https://appshunter.io/ios/app/tone-telegenics/id6476420592)

This application analyzes and visualizes audio frequencies in any environment. It displays detected sound waves in a detailed graph view, offering real-time clarity and precision for acoustic research, noise control, and audio production.

**Highlights:** Detect audio frequencies in any environment, Real-time graph visualization of sound data, Precise sound analysis feedback, Versatile indoor and outdoor use, Visualize audio data in real-time

**In-app purchases:** none


## Frequently asked questions

### Is Spectrolite free?

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

### Is TONE Telegenics free?

TONE Telegenics is free to download, with no in-app purchases.

### Which has better reviews, Spectrolite or TONE Telegenics?

TONE Telegenics is rated higher. Spectrolite averages 4.8 out of 5 from 64 ratings, while TONE Telegenics averages 5.0 from 2 ratings.

### Do Spectrolite or TONE Telegenics have ads?

Neither Spectrolite nor TONE Telegenics shows ads.

### Which is updated more often, Spectrolite or TONE Telegenics?

Spectrolite ships an update every 8 months, and TONE Telegenics every 3 weeks. Most recently, Spectrolite was updated on October 25, 2026 and TONE Telegenics on September 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.*