# iAnalyzer vs Oscilloscope & Spectrogram

The clearest difference is price: iAnalyzer at Free against Oscilloscope & Spectrogram's $5.99. Oscilloscope & Spectrogram's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 5 months). On ratings volume, ads, device support and iOS requirement there is nothing between them.

iAnalyzer is free to download; Oscilloscope & Spectrogram costs $5.99 up front. iAnalyzer sells 2 in-app purchases, starting at $4.99 per month. Oscilloscope & Spectrogram asks for nothing beyond the download.

Oscilloscope & Spectrogram holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 75 and 28 respectively. Written reviews point the same way: 41% of iAnalyzer's written reviews are positive against 70% of Oscilloscope & Spectrogram's.

iAnalyzer ships an update every 5 months, Oscilloscope & Spectrogram every 4 days. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iAnalyzer | Oscilloscope & Spectrogram |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [4.2 (75 ratings)](https://appshunter.io/ios/app/ianalyzer/id335449113/reviews) | **[4.6 (28 ratings)](https://appshunter.io/ios/app/oscilloscope-and-spectrogram/id1525484137/reviews)** |
| Number of ratings | **75** | 28 |
| Positive reviews | 40.5% of reviews | **70.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#199** |
| Size | 3 MB | 3 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [平 陈](https://appshunter.io/developer/315130423) | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) |

## What reviewers say

### iAnalyzer

[App page](https://appshunter.io/ios/app/ianalyzer/id335449113)

This professional audio analysis software uses FFT to examine sound signals on iOS devices. It offers real-time spectrum analysis, precise peak frequency computation, and a unique instrument tuner function. Ideal for musicians and sound engineers seeking detailed audio insights.

**Highlights:** Real-time FFT spectrum analysis, Octave and 1/3 Octave display, High precision peak frequency computation, Instrument tuner function, Adjustable playback speed, VGA output support, Waveform display

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iAnalyzer Pro (1 Month) | $4.99 | per month |
| iAnalyzer Pro (1 Year) | $29.99 | per year |


### Oscilloscope & Spectrogram

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

**Currently charting:** #199 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 iAnalyzer free?

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

### Is Oscilloscope & Spectrogram free?

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

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

Oscilloscope & Spectrogram is rated higher. iAnalyzer averages 4.2 out of 5 from 75 ratings, while Oscilloscope & Spectrogram averages 4.6 from 28 ratings.

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

Neither iAnalyzer nor Oscilloscope & Spectrogram shows ads.

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

iAnalyzer ships an update every 5 months, and Oscilloscope & Spectrogram every 4 days. Most recently, iAnalyzer was updated on September 24, 2026 and Oscilloscope & Spectrogram on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*