# Mobile Oscilloscope vs Black Audio Tool

Mobile Oscilloscope and Black Audio Tool both sit at 5.0 stars, but that hides the real split: 100% of Black Audio Tool's written reviews are positive against 0% of Mobile Oscilloscope's. Black Audio Tool also leads on ratings volume (7 vs 2). On price, rating, update cadence and ads there is nothing between them.

Mobile Oscilloscope costs $1.99 and Black Audio Tool $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Mobile Oscilloscope against 5.0 for Black Audio Tool. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews are what separate them: 0% of Mobile Oscilloscope's written reviews are positive against 100% of Black Audio Tool's.

Mobile Oscilloscope ships an update every 30 months, Black Audio Tool every 24 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mobile Oscilloscope | Black Audio Tool |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/mobile-oscilloscope/id1363904692/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/black-audio-tool-bat/id6476655926/reviews) |
| Number of ratings | 2 | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 24 months** |
| Monetization | Paid | Paid |
| Size | 2 MB | 1 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [怀卫 张](https://appshunter.io/developer/1252544375) | [Philippe Zay](https://appshunter.io/developer/1200498230) |

## What reviewers say

### Mobile Oscilloscope

[App page](https://appshunter.io/ios/app/mobile-oscilloscope/id1363904692)

Transform your phone into a handheld oscilloscope for detailed audio signal analysis. Professionals can also use it for circuit measurements. Features include precise frequency measurement, multiple trigger modes, and gesture-based zooming.

**Highlights:** Audio signal analysis, Circuit analysis for professionals, Detailed signal parameter display, Accurate frequency measurement, Multiple trigger modes, Gesture-based measurement and zooming, Customizable interface colors

**In-app purchases:** none


### Black Audio Tool

[App page](https://appshunter.io/ios/app/black-audio-tool-bat/id6476655926)

This app is a versatile sound generation tool for exploring audio. It allows users to create and control a wide range of sounds, from classic waveforms to various noise colors, with built-in effects for further shaping. Designed for audiophiles, sound designers, and musicians, it offers precise real-time control for creative experimentation.

**Highlights:** Precise waveform generation, Multiple noise colors, Built-in reverb and distortion, Real-time parameter control, Infra sonic and ultra sonic modes, Audio recording to file

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

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Oscilloscope free?

Mobile Oscilloscope costs $1.99, with no in-app purchases.

### Is Black Audio Tool free?

Black Audio Tool costs $1.99, with no in-app purchases.

### Which has better reviews, Mobile Oscilloscope or Black Audio Tool?

Mobile Oscilloscope and Black Audio Tool are both rated 5.0 out of 5 on the App Store, from 2 and 7 ratings respectively.

### Do Mobile Oscilloscope or Black Audio Tool have ads?

Neither Mobile Oscilloscope nor Black Audio Tool shows ads.

### Which is updated more often, Mobile Oscilloscope or Black Audio Tool?

Mobile Oscilloscope ships an update every 30 months, and Black Audio Tool every 24 months. Most recently, Mobile Oscilloscope was updated on October 26, 2026 and Black Audio Tool on October 24, 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.*