# nSwitch vs A540DSP

The clearest difference is review sentiment: nSwitch at 100% against A540DSP's 50%. nSwitch also leads on update cadence (every 5 weeks vs every 47 months) and iOS requirement (12.0 vs 15.6). A540DSP's advantage is price (Free vs $1.99). On ads, in-app purchases and device support there is nothing between them.

A540DSP is free to download; nSwitch costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

nSwitch ships an update every 5 weeks, A540DSP every 47 months. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | nSwitch | A540DSP |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 47 months |
| Monetization | Paid | **Free** |
| Size | 9 MB | 26 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tino Schindel](https://appshunter.io/developer/1086332558) | [杏生 卢](https://appshunter.io/developer/1094592555) |

## What reviewers say

### nSwitch

[App page](https://appshunter.io/ios/app/nswitch/id1086332559)

Control network-enabled power socket strips remotely via the internet. Manage multiple socket strips with individual access and connection data. Supports Anel-Elektronik socket strips with more to come.

**Highlights:** Internet-controlled socket strip management, Individual socket control, Directory for multiple socket strips, Supports Anel-Elektronik devices, Easy to use interface

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

**In-app purchases:** none


### A540DSP

[App page](https://appshunter.io/ios/app/a540dsp/id1423992250)

Control your car amplifier's audio settings, including EQ, bass, and time alignment, directly from your phone. Save and load custom sound profiles for a personalized listening experience.

**Highlights:** EQ control, Bass adjustment, Time alignment, Phase and mute settings, Filter control, Save sound settings to phone, Save sound settings to amplifier, Load sound settings from phone

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is nSwitch free?

nSwitch costs $1.99, with no in-app purchases.

### Is A540DSP free?

A540DSP is free to download, with no in-app purchases.

### Do nSwitch or A540DSP have ads?

Neither nSwitch nor A540DSP shows ads.

### Which is updated more often, nSwitch or A540DSP?

nSwitch ships an update every 5 weeks, and A540DSP every 47 months. Most recently, nSwitch was updated on September 29, 2026 and A540DSP on October 3, 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.*