# Audio Spectrum Analyzer dB RTA vs Fairbuds

The clearest difference is rating: Audio Spectrum Analyzer dB RTA at 4.5 against Fairbuds's 2.8. Audio Spectrum Analyzer dB RTA also leads on review sentiment (44% vs 13%) and ratings volume (3K vs 5). Fairbuds's advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 5 months). On price and ads there is nothing between them.

Both are free to download. Audio Spectrum Analyzer dB RTA sells 2 in-app purchases, starting at $1.99 per month. Fairbuds asks for nothing beyond the download.

Audio Spectrum Analyzer dB RTA holds the better App Store score, 4.5 against 2.8. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer dB RTA has 3K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 44% of Audio Spectrum Analyzer dB RTA's written reviews are positive against 13% of Fairbuds's.

Audio Spectrum Analyzer dB RTA ships an update every 5 months, Fairbuds every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Audio Spectrum Analyzer dB RTA | Fairbuds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (3K ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer-db-rta/id1281873790/reviews)** | [2.8 (5 ratings)](https://appshunter.io/ios/app/fairbuds/id6446320945/reviews) |
| Number of ratings | **3K** | 5 |
| Positive reviews | **43.6% of reviews** | 13.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 24 MB | 93 MB |
| Requires iOS | **15** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) | [Fairphone B.V.](https://appshunter.io/developer/1677310864) |

## What reviewers say

### 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


### Fairbuds

[App page](https://appshunter.io/ios/app/fairbuds/id6446320945)

Customize your audio experience with advanced equalizer settings and ensure your device is always up-to-date. Tailor bass, vocals, and more to your preferences for music and podcasts.

**Highlights:** Customizable equalizer presets, Multi-band EQ for granular control, Firmware update notifications, Sound profile creation, Adjust bass and vocals

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

**In-app purchases:** none


## Frequently asked questions

### Is Audio Spectrum Analyzer dB RTA free?

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

### Is Fairbuds free?

Fairbuds is free to download, with no in-app purchases.

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

Audio Spectrum Analyzer dB RTA is rated higher. Audio Spectrum Analyzer dB RTA averages 4.5 out of 5 from 3K ratings, while Fairbuds averages 2.8 from 5 ratings.

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

Neither Audio Spectrum Analyzer dB RTA nor Fairbuds shows ads.

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

Audio Spectrum Analyzer dB RTA ships an update every 5 months, and Fairbuds every 2 months. Most recently, Audio Spectrum Analyzer dB RTA was updated on November 6, 2026 and Fairbuds on November 3, 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.*