# aSynapse vs DTrol

The clearest difference is iOS requirement: aSynapse at 12.0 against DTrol's 18.0. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | aSynapse | DTrol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dtrol-av-zone-remote/id1296670853/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 105 MB | 1 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paulo Silva](https://appshunter.io/developer/1478829768) | [Fast Five Products LLC](https://appshunter.io/developer/1817070495) |

## What reviewers say

### aSynapse

[App page](https://appshunter.io/ios/app/asynapse/id740748002)

**Features:** macOS Compatibility

**In-app purchases:** none


### DTrol

[App page](https://appshunter.io/ios/app/dtrol-av-zone-remote/id1296670853)

Control NAD processors and receivers remotely via WiFi. Manage power, volume, mute, source selection, and tuner presets across multiple zones. Customize settings and launch source apps for a seamless audio-visual experience.

**Highlights:** Power control, Volume adjustment, Mute function, Source selection, Tuner presets, Multi-zone support, User customization

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

**In-app purchases:** none


## Frequently asked questions

### Is aSynapse free?

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

### Is DTrol free?

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

### Do aSynapse or DTrol have ads?

Neither aSynapse nor DTrol shows ads.

### Which is updated more often, aSynapse or DTrol?

aSynapse ships an update every 2 months, and DTrol every 2 months. Most recently, aSynapse was updated on October 5, 2026 and DTrol on October 17, 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.*