# Oscilloscope vs Oscilloscope & Spectrogram

The clearest difference is price: Oscilloscope & Spectrogram at $5.99 against Oscilloscope's $19.99. Oscilloscope & Spectrogram also leads on rating (4.6 vs 4.1) and update cadence (every 4 days vs every 8 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Oscilloscope costs $19.99 and Oscilloscope & Spectrogram $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oscilloscope & Spectrogram holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 19 and 28 respectively. Written reviews complicate that: 72% of Oscilloscope's written reviews are positive against 70% of Oscilloscope & Spectrogram's, so the app with the better star average is not the one people write more warmly about.

Oscilloscope ships an update every 8 months, Oscilloscope & Spectrogram every 4 days. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Oscilloscope | Oscilloscope & Spectrogram |
| --- | --- | --- |
| Price | $19.99 | **$5.99** |
| Rating | [4.1 (19 ratings)](https://appshunter.io/ios/app/oscilloscope/id388636804/reviews) | **[4.6 (28 ratings)](https://appshunter.io/ios/app/oscilloscope-and-spectrogram/id1525484137/reviews)** |
| Number of ratings | 19 | **28** |
| Positive reviews | **71.7% of reviews** | 70.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 days** |
| Monetization | Paid | Paid |
| Best chart rank | #199 | **#183** |
| Size | 8 MB | 3 MB |
| Requires iOS | 16 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ONYX Apps](https://appshunter.io/developer/356553882) | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) |

## What reviewers say

### Oscilloscope

[App page](https://appshunter.io/ios/app/oscilloscope/id388636804)

**Currently charting:** #199 Top Paid · Music (US App Store)

Analyze audio and analog signals with a portable oscilloscope. Features include waveform display, triggering controls, and a built-in signal generator for various waveforms. Supports external input for more advanced measurements.

**Highlights:** Real-time waveform display, Triggering modes, Signal measurement cursors, Built-in signal generator, Dual channel input support, Reference signal calibration, Export traces as text file

**In-app purchases:** none


### Oscilloscope & Spectrogram

[App page](https://appshunter.io/ios/app/oscilloscope-and-spectrogram/id1525484137)

**Currently charting:** #183 Top Paid · Music (US App Store)

Analyze audio in real-time with detailed oscilloscope and spectrogram views. Pause, scroll, and zoom to precisely identify frequencies, notes, and sound events. Offers advanced triggering and a unique Bark-frequency scale for detailed analysis.

**Highlights:** Real-time oscilloscope and spectrogram, Pause and scroll audio history, Pinch-to-zoom functionality, Frequency and MIDI note identification, Stereo and mono views, Trigger with lookahead

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Oscilloscope free?

Oscilloscope costs $19.99, with no in-app purchases.

### Is Oscilloscope & Spectrogram free?

Oscilloscope & Spectrogram costs $5.99, with no in-app purchases.

### Which has better reviews, Oscilloscope or Oscilloscope & Spectrogram?

Oscilloscope & Spectrogram is rated higher. Oscilloscope averages 4.1 out of 5 from 19 ratings, while Oscilloscope & Spectrogram averages 4.6 from 28 ratings.

### Do Oscilloscope or Oscilloscope & Spectrogram have ads?

Neither Oscilloscope nor Oscilloscope & Spectrogram shows ads.

### Which is updated more often, Oscilloscope or Oscilloscope & Spectrogram?

Oscilloscope ships an update every 8 months, and Oscilloscope & Spectrogram every 4 days. Most recently, Oscilloscope was updated on October 11, 2026 and Oscilloscope & Spectrogram on October 4, 2026.

### Which is more popular, Oscilloscope or Oscilloscope & Spectrogram?

Oscilloscope currently peaks at #199 in the App Store charts, and Oscilloscope & Spectrogram at #183. Chart position reflects recent download velocity rather than total install base.

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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.*