# Noise Spectrum Logger vs Bitto

The clearest difference is price: Noise Spectrum Logger at Free against Bitto's $3.99. Noise Spectrum Logger also leads on rating (5.0 vs 4.5) and update cadence (every 10 months vs every 38 months). Bitto's advantage is in-app purchases (none vs 1). On ratings volume, ads and device support there is nothing between them.

Noise Spectrum Logger is free to download; Bitto costs $3.99 up front. Noise Spectrum Logger sells 1 one-off in-app purchase. Bitto asks for nothing beyond the download.

Noise Spectrum Logger holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Noise Spectrum Logger ships an update every 10 months, Bitto every 38 months. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Noise Spectrum Logger | Bitto |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/noise-spectrum-logger/id1153920486/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/bitto/id1435743390/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 38 months |
| Monetization | **Free** | Paid |
| Size | 5 MB | 2 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Yukiko Iwai](https://appshunter.io/developer/965630131) | [Oshidori LLC](https://appshunter.io/developer/1435743389) |

## What reviewers say

### Noise Spectrum Logger

[App page](https://appshunter.io/ios/app/noise-spectrum-logger/id1153920486)

Visualize sound frequencies in real-time with a dynamic spectrum display. Log and export audio data for analysis, with options for smoothing and background processing. Access all features offline.

**Highlights:** Real-time spectrum display (20-20000Hz), Zoomable spectrum view, Maximum value highlighting, Spectrum smoothing options (Mean/RMS), Logging and CSV export, Background processing, Offline functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Bitto

[App page](https://appshunter.io/ios/app/bitto/id1435743390)

This app offers an engaging way to learn and practice binary code through an augmented reality clock. It features customizable colors and can be used on various Apple devices, making binary counting fun for all ages.

**Highlights:** Augmented reality binary clock, Customizable color palette, Brain training for binary calculation, Improves cognitive abilities, Supports iPhone, iPad, and Apple Watch, Real-time setting updates

**In-app purchases:** none


## Frequently asked questions

### Is Noise Spectrum Logger free?

Noise Spectrum Logger is free to download, with in-app purchases available.

### Is Bitto free?

Bitto costs $3.99, with no in-app purchases.

### Which has better reviews, Noise Spectrum Logger or Bitto?

Noise Spectrum Logger is rated higher. Noise Spectrum Logger averages 5.0 out of 5 from 1 ratings, while Bitto averages 4.5 from 2 ratings.

### Do Noise Spectrum Logger or Bitto have ads?

Neither Noise Spectrum Logger nor Bitto shows ads.

### Which is updated more often, Noise Spectrum Logger or Bitto?

Noise Spectrum Logger ships an update every 10 months, and Bitto every 38 months. Most recently, Noise Spectrum Logger was updated on October 7, 2026 and Bitto on October 15, 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.*