# STETSOM DSPLAYER AMPLIFIER vs profissional_pro_28

The clearest difference is iOS requirement: STETSOM DSPLAYER AMPLIFIER at 14.0 against profissional_pro_28's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

STETSOM DSPLAYER AMPLIFIER ships an update every 3 weeks, profissional_pro_28 every 2 weeks. The most recent releases landed on October 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | STETSOM DSPLAYER AMPLIFIER | profissional_pro_28 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 24.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 60 MB | 15 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [STETSOM ELETRÔNICA LTDA](https://appshunter.io/developer/1110480569) | [TARAMPS ELECTRONICS LTDA.](https://appshunter.io/developer/1808048473) |

## What reviewers say

### 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


### profissional_pro_28

[App page](https://appshunter.io/ios/app/profissional-pro-28/id6782924040)

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

**In-app purchases:** none


## Frequently asked questions

### Is STETSOM DSPLAYER AMPLIFIER free?

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

### Is profissional_pro_28 free?

profissional_pro_28 is free to download, with no in-app purchases.

### Do STETSOM DSPLAYER AMPLIFIER or profissional_pro_28 have ads?

Neither STETSOM DSPLAYER AMPLIFIER nor profissional_pro_28 shows ads.

### Which is updated more often, STETSOM DSPLAYER AMPLIFIER or profissional_pro_28?

STETSOM DSPLAYER AMPLIFIER ships an update every 3 weeks, and profissional_pro_28 every 2 weeks. Most recently, STETSOM DSPLAYER AMPLIFIER was updated on October 30, 2026 and profissional_pro_28 on October 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.*