# iAnalyzer vs Spectre

The clearest difference is price: iAnalyzer at Free against Spectre's $0.99. iAnalyzer also leads on rating (4.2 vs 3.0) and update cadence (every 5 months vs every 96 months). Spectre's advantage is in-app purchases (none vs 2). On review sentiment, ads, device support and iOS requirement there is nothing between them.

iAnalyzer is free to download; Spectre costs $0.99 up front. iAnalyzer sells 2 in-app purchases, starting at $4.99 per month. Spectre asks for nothing beyond the download.

iAnalyzer holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: iAnalyzer has 75 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 41% and 40% positive.

iAnalyzer ships an update every 5 months, Spectre every 96 months. The most recent releases landed on September 24, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | iAnalyzer | Spectre |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.2 (75 ratings)](https://appshunter.io/ios/app/ianalyzer/id335449113/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/spectre/id913027939/reviews) |
| Number of ratings | **75** | 2 |
| Positive reviews | **40.5% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 96 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 3 MB | 46 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) | [Michael Hand](https://appshunter.io/developer/854186096) |

## 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 |


### Spectre

[App page](https://appshunter.io/ios/app/spectre/id913027939)

This audio analysis utility provides real-time FFT and oscilloscope views for sound input. Customize waveform display, control sample rates, and zoom in for detailed analysis on iOS devices.

**Highlights:** FFT Analysis, Oscilloscope, Customizable Waveform, Linear & Logarithmic Forms, Pause/Play Controls, Zoom Functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is iAnalyzer free?

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

### Is Spectre free?

Spectre costs $0.99, with no in-app purchases.

### Which has better reviews, iAnalyzer or Spectre?

iAnalyzer is rated higher. iAnalyzer averages 4.2 out of 5 from 75 ratings, while Spectre averages 3.0 from 2 ratings.

### Do iAnalyzer or Spectre have ads?

Neither iAnalyzer nor Spectre shows ads.

### Which is updated more often, iAnalyzer or Spectre?

iAnalyzer ships an update every 5 months, and Spectre every 96 months. Most recently, iAnalyzer was updated on September 24, 2026 and Spectre on September 6, 2026.

---

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