Spectrolite vs TONE Telegenics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spectrolite
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.
- 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
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Spectrolite visualizes sound as spectrograms in real time. Spectrolite supports constant-Q spectrograms, which use a logarithmic frequency scale for a display where musical notes are evenly spaced. Spectrograms based on linear and mel frequency scales are also supported. The display covers the full frequency range of human hearing. Intuitive touch panning and zooming lets you dive in and explore the spectrograms in detail. Gain, Q, and other parameters can be adjusted in real time and instantly apply to the display of past signals as well as future ones. The Pro in-app purchase adds grids and scales for time, frequency, and amplitude, as well as a spectrum view and a tap-to-measure function. This expands Spectrolite into an audio measurement tool that you can use to measure frequencies, musical pitches, amplitudes, and durations.
TONE Telegenics
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.
- 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
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Looking for a way to detect frequencies around you? TONE Telegenics is a Frequency detector that reveals the audio frequencies of any environment and displays them in a detailed graph view. Frequencies are the rates at which sound waves vibrate per second, measured in Hertz (Hz). Detecting these frequencies is crucial in various applications, including acoustic research, noise control, and audio production. With TONE Telegenics’s mobile app, you can: REVEAL THE AUDIO FREQUENCIES OF ANY ENVIRONMENT: The app can be used both indoors and outdoors, to capture and analyze the sound profile. It doesn’t limit the user to specific conditions; rather, it adapts to wherever the user is, making it highly versatile. It can be used for tasks such as measuring room acoustics, identifying unwanted noises in residential and commercial areas. DISPLAY THE AUDIO FREQUENCIES IN A GRAPH VIEW: The frequencies detected are not just listed numerically but are also visually represented through graphs. These graphs typically displays frequencies horizontally and amplitude vertically, helping users visualize the intensity and distribution of frequencies. EXPERIENCE SOUND ANALYSIS WITH CLARITY AND PRECISION: This highlights the app's ability to provide clear and precise feedback on sound analysis. Clarity and precision are crucial for ensuring that the frequency data is accurate and useful. Precision in sound analysis is essential for tasks requiring exact frequency responses, conducting research on sound waves or calibrating audio equipment. VISUALIZE AUDIO DATA IN REAL-TIME: TONE Telegenics offers real-time visualization of audio data. This means that as soon as sound is detected, it is immediately detected and visually represented in the app. There is no significant delay between sound input and visual output. Real-time data visualization is critical during real-time noise monitoring, or any scenario where immediate feedback on sound quality and levels is necessary.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Spectrolite | TONE Telegenics |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (64 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 64 — better | 2 |
| Update frequency | Every 8 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Waxing Wave | The Tone Knows |
Customer experience
Spectrolite
TONE Telegenics
In-app purchases
Spectrolite
- Pro$4.99
TONE Telegenics
No in-app purchases
Questions
Is Spectrolite free?
Is TONE Telegenics free?
Which has better reviews, Spectrolite or TONE Telegenics?
Do Spectrolite or TONE Telegenics have ads?
Which is updated more often, Spectrolite or TONE Telegenics?
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