# Audio Kit vs OctaveScope

The clearest difference is price: Audio Kit at $2.99 against OctaveScope's $24.99. Audio Kit also leads on iOS requirement (15.6 vs 18.5). OctaveScope's advantage is in-app purchases (none vs 1). On update cadence, ads and device support there is nothing between them.

Audio Kit costs $2.99 and OctaveScope $24.99 up front. Audio Kit sells 1 one-off in-app purchase. OctaveScope asks for nothing beyond the download.

Audio Kit ships an update every 6 months, OctaveScope every 10 months. The most recent releases landed on October 18, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Audio Kit | OctaveScope |
| --- | --- | --- |
| Price | **$2.99** | $24.99 |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/audio-kit/id376965050/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 76.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 11 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sinusoid Pty Ltd](https://appshunter.io/developer/364871696) | [Richard Barber](https://appshunter.io/developer/1750650178) |

## What reviewers say

### Audio Kit

[App page](https://appshunter.io/ios/app/audio-kit/id376965050)

This app provides four essential audio analysis tools: a real-time spectrum analyzer, a waveform scope, an SPL meter, and a signal generator. It helps audio professionals visualize and measure sound characteristics with detailed controls and calibration options.

**Highlights:** Real-time Spectrum Analyzer, Waveform Scope, SPL Meter with A-weighting, Signal Generator (Sine, White, Pink Noise), Sweep Generation (In-App Purchase), Screen Capture

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sweep Generator for Audio Kit | $1.99 | one-time |


### OctaveScope

[App page](https://appshunter.io/ios/app/octavescope/id6751937285)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Audio Kit free?

Audio Kit costs $2.99, and also offers in-app purchases.

### Is OctaveScope free?

OctaveScope costs $24.99, with no in-app purchases.

### Do Audio Kit or OctaveScope have ads?

Neither Audio Kit nor OctaveScope shows ads.

### Which is updated more often, Audio Kit or OctaveScope?

Audio Kit ships an update every 6 months, and OctaveScope every 10 months. Most recently, Audio Kit was updated on October 18, 2026 and OctaveScope on September 29, 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.*