# AUDIIO vs STETSOM DSPLAYER AMPLIFIER

The clearest difference is in-app purchases: STETSOM DSPLAYER AMPLIFIER at none against AUDIIO's 1. STETSOM DSPLAYER AMPLIFIER also leads on ads (none vs shown) and review sentiment (24% vs 0%). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AUDIIO sells 1 one-off in-app purchase. STETSOM DSPLAYER AMPLIFIER asks for nothing beyond the download.

AUDIIO ships an update every 3 months, STETSOM DSPLAYER AMPLIFIER every 3 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AUDIIO | STETSOM DSPLAYER AMPLIFIER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (98 ratings)](https://appshunter.io/ios/app/audiio-rta-analyzer/id1466746908/reviews)** | — |
| Number of ratings | **98** | — |
| Positive reviews | 0.0% of reviews | **24.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 14 MB | 60 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BetaMatters](https://appshunter.io/developer/1437603523) | [STETSOM ELETRÔNICA LTDA](https://appshunter.io/developer/1110480569) |

## What reviewers say

### AUDIIO

[App page](https://appshunter.io/ios/app/audiio-rta-analyzer/id1466746908)

Visualize audio in real-time with various data graphs like RTA Bar, FFT, and Spectrogram. Offers full octave and 1/3 octave analysis with linear or logarithmic scales. Displays peak and current dB data in a sleek, functional interface.

**Highlights:** Real-time audio analysis, RTA Bar / Line Graph, FFT and Spectrogram visualization, Full Octave and 1/3 Octave analysis, Linear / Logarithmic scale, Peak and current dB data

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |


### STETSOM DSPLAYER AMPLIFIER

[App page](https://appshunter.io/ios/app/stetsom-dsplayer-amplifier/id6499367116)

This application provides comprehensive control over professional audio adjustments for car and speaker installations. It supports various input methods including RCA, optical, USB, and Bluetooth, along with FM radio functionality. Fine-tune audio settings like equalization, phase, and delay for optimal sound.

**Highlights:** RCA and WIRE audio input, High-fidelity optical audio input, USB and Bluetooth music playback, FM radio with favorites, Digital audio output, Equalization, Level, Phase, Delay adjustments, Quick setup modes for car/speaker

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

**In-app purchases:** none


## Frequently asked questions

### Is AUDIIO free?

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

### Is STETSOM DSPLAYER AMPLIFIER free?

STETSOM DSPLAYER AMPLIFIER is free to download, with no in-app purchases.

### Do AUDIIO or STETSOM DSPLAYER AMPLIFIER have ads?

AUDIIO shows ads; STETSOM DSPLAYER AMPLIFIER does not.

### Which is updated more often, AUDIIO or STETSOM DSPLAYER AMPLIFIER?

AUDIIO ships an update every 3 months, and STETSOM DSPLAYER AMPLIFIER every 3 weeks. Most recently, AUDIIO was updated on October 29, 2026 and STETSOM DSPLAYER AMPLIFIER on October 30, 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.*