# Audio SA vs Sorama App

The clearest difference is in-app purchases: Sorama App at none against Audio SA's 1. Sorama App also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Audio SA sells 1 one-off in-app purchase. Sorama App asks for nothing beyond the download.

Audio SA ships an update every 6 months, Sorama App every 4 months. The most recent releases landed on August 31, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Audio SA | Sorama App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 53 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [Sorama B.V.](https://appshunter.io/developer/1657667825) |

## What reviewers say

### Audio SA

[App page](https://appshunter.io/ios/app/audio-sa/id6444715596)

This app analyzes audio waveforms to create visual voiceprints as TFFT images. It offers extensive customization for FFT analysis, including adjustable ranges, sizes, scales, and window functions. A simple waveform generator is also included for learning purposes.

**Highlights:** TFFT voiceprint image generation, High-resolution image export, Customizable FFT analysis settings, Adjustable audio waveform analysis range, Simple waveform generator (sine, square, noise), Multiple FFT sizes and window functions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads. | $3.99 | one-time |


### Sorama App

[App page](https://appshunter.io/ios/app/sorama-app/id6470909694)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Audio SA free?

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

### Is Sorama App free?

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

### Do Audio SA or Sorama App have ads?

Audio SA shows ads; Sorama App does not.

### Which is updated more often, Audio SA or Sorama App?

Audio SA ships an update every 6 months, and Sorama App every 4 months. Most recently, Audio SA was updated on August 31, 2026 and Sorama App on September 8, 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.*