# Audio Analyzer vs OLI

The clearest difference is price: OLI at Free against Audio Analyzer's $3.99. OLI also leads on update cadence (every 2 weeks vs every 2 months). Audio Analyzer's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.0). On ads and device support there is nothing between them.

OLI is free to download; Audio Analyzer costs $3.99 up front. OLI sells 3 in-app purchases, starting at $2.99 per month. Audio Analyzer asks for nothing beyond the download.

Audio Analyzer ships an update every 2 months, OLI every 2 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | Audio Analyzer | OLI |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/audio-analyzer/id1482367696/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 1 MB | 14 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Narumi Inada](https://appshunter.io/developer/1347729163) | [Shankareswary THANGAVELOO](https://appshunter.io/developer/6808103301) |

## What reviewers say

### Audio Analyzer

[App page](https://appshunter.io/ios/app/audio-analyzer/id1482367696)

Visualize audio in real-time with waveform and spectrum analysis. Explore historical peaks and FFT data with intuitive touch controls for zooming and volume adjustment.

**Highlights:** Waveform visualizer (oscilloscope), Spectrum analyzer, Historical peak display, Historical FFT, Full-screen mode, Zoom and swipe gestures, Input volume adjustment

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

**In-app purchases:** none


### OLI

[App page](https://appshunter.io/ios/app/oli-cymatics-lab/id6808103299)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OLI Pro — Monthly | $2.99 | per month |
| OLI Pro — Annual | $17.99 | per year |
| OLI Pro — Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Audio Analyzer free?

Audio Analyzer costs $3.99, with no in-app purchases.

### Is OLI free?

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

### Do Audio Analyzer or OLI have ads?

Neither Audio Analyzer nor OLI shows ads.

### Which is updated more often, Audio Analyzer or OLI?

Audio Analyzer ships an update every 2 months, and OLI every 2 weeks. Most recently, Audio Analyzer was updated on October 15, 2026 and OLI 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.*