# uSpectrum MK350N vs PalmX

The clearest difference is iOS requirement: uSpectrum MK350N at 5.1.1 against PalmX's 13.0. 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 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | uSpectrum MK350N | PalmX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 29 MB | 38 MB |
| Requires iOS | **5.1.1** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337) | [Redrock Biometrics, Inc.](https://appshunter.io/developer/1209630939) |

## What reviewers say

### uSpectrum MK350N

[App page](https://appshunter.io/ios/app/uspectrum-mk350n/id677053717)

**Features:** macOS Compatibility

**In-app purchases:** none


### PalmX

[App page](https://appshunter.io/ios/app/palmx/id6738847469)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is uSpectrum MK350N free?

uSpectrum MK350N is free to download, with no in-app purchases.

### Is PalmX free?

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

### Do uSpectrum MK350N or PalmX have ads?

Neither uSpectrum MK350N nor PalmX shows ads.

### Which is updated more often, uSpectrum MK350N or PalmX?

uSpectrum MK350N ships an update every 2 months, and PalmX every 2 months. Most recently, uSpectrum MK350N was updated on October 10, 2026 and PalmX 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.*