# iAnalyzer vs Audio Spectrum Analyzer dB RTA

The clearest difference is ratings volume: Audio Spectrum Analyzer dB RTA at 3K against iAnalyzer's 76. Audio Spectrum Analyzer dB RTA also leads on rating (4.5 vs 4.2). iAnalyzer's advantage is iOS requirement (13.0 vs 15). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. iAnalyzer sells 2 in-app purchases, starting at $4.99 per month and Audio Spectrum Analyzer dB RTA sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Audio Spectrum Analyzer dB RTA holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer dB RTA has 3K ratings behind it against 76, so its average is the more settled of the two. Written reviews point the same way: 41% of iAnalyzer's written reviews are positive against 44% of Audio Spectrum Analyzer dB RTA's.

Both ship on a similar rhythm, roughly every 5 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | iAnalyzer | Audio Spectrum Analyzer dB RTA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (76 ratings)](https://appshunter.io/ios/app/ianalyzer/id335449113/reviews) | **[4.5 (3K ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer-db-rta/id1281873790/reviews)** |
| Number of ratings | 76 | **3K** |
| Positive reviews | 40.5% of reviews | **43.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 3 MB | 24 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [平 陈](https://appshunter.io/developer/315130423) | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) |

## 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 |


### Audio Spectrum Analyzer dB RTA

[App page](https://appshunter.io/ios/app/audio-spectrum-analyzer-db-rta/id1281873790)

Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.

**Highlights:** Octave Band Real-Time Analyzer, FFT Plot - Fast Fourier Transform, Integrated Sound Level Meter (dB-A), Multispectral Harmonic Analyzer, Hold Max and Min Peaks, Various Window Functions

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $1.99 | per month |
| Spectrum Analyzer Pro | $7.99 | one-time |

**What reviewers like**

- 🚀 Excellent audio analysis tool
- 👍 Clean and intuitive interface
- 💡 Customizable frequency range
- 🔍 Accurate real-time spectrum visualization

**What reviewers complain about**

- 🐛 Compatibility issues with newer iOS versions
- 🔁 Constant prompts to upgrade to Pro version
- 🔌 High battery consumption
- 📊 Inaccurate frequency tracking in some modes

**Reported bugs**

- Freezing and crashing on certain devices
- Incorrect frequency readings in Octave RTA mode
- Inability to switch between microphone sources

**Requested features**

- External microphone support
- Ability to save and compare measurement results
- More detailed instructions and tutorials
- Vertical orientation option


## Frequently asked questions

### Is iAnalyzer free?

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

### Is Audio Spectrum Analyzer dB RTA free?

Audio Spectrum Analyzer dB RTA is free to download, with in-app purchases available.

### Which has better reviews, iAnalyzer or Audio Spectrum Analyzer dB RTA?

Audio Spectrum Analyzer dB RTA is rated higher. iAnalyzer averages 4.2 out of 5 from 76 ratings, while Audio Spectrum Analyzer dB RTA averages 4.5 from 3K ratings.

### Do iAnalyzer or Audio Spectrum Analyzer dB RTA have ads?

Neither iAnalyzer nor Audio Spectrum Analyzer dB RTA shows ads.

### Which is updated more often, iAnalyzer or Audio Spectrum Analyzer dB RTA?

iAnalyzer ships an update every 5 months, and Audio Spectrum Analyzer dB RTA every 5 months. Most recently, iAnalyzer was updated on November 6, 2026 and Audio Spectrum Analyzer dB RTA on November 6, 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.*