# Mircules DX Cluster vs splotRF

The clearest difference is price: splotRF at Free against Mircules DX Cluster's $2.99. splotRF also leads on rating (5.0 vs 4.0) and update cadence (every 10 days vs every 9 months). Mircules DX Cluster's advantage is chart position (#189 vs unranked) and iOS requirement (12.4 vs 18.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

splotRF is free to download; Mircules DX Cluster costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

splotRF holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Mircules DX Cluster ships an update every 9 months, splotRF every 10 days. The most recent releases landed on August 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Mircules DX Cluster | splotRF |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/mircules-dx-cluster/id595659818/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/splotrf/id1599892560/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 10 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#189** | — |
| Size | 99 MB | 6 MB |
| Requires iOS | **12.4** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Mircules](https://appshunter.io/developer/595659821) | [DirectRF](https://appshunter.io/developer/1572692412) |

## What reviewers say

### Mircules DX Cluster

[App page](https://appshunter.io/ios/app/mircules-dx-cluster/id595659818)

**Currently charting:** #189 Top Paid · Productivity (US App Store)

Discover active amateur radio operators on various bands. View detailed DX spots including callsign, frequency, and comments. Access helpful HAM radio tools like calculators and calendars.

**Highlights:** DX Cluster information, Amateur radio band support (MF/HF, VHF/UHF), Detailed DX spot listings, HAM radio tools (calculators, calendars), Customizable DXSpider server connection

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

**In-app purchases:** none


### splotRF

[App page](https://appshunter.io/ios/app/splotrf/id1599892560)

Visualize and analyze touchstone S-parameter data with interactive plots. Supports multiple file overlays, stability calculations, and various matrix conversions. Export data in vector graphics formats.

**Highlights:** Plot .snp format S-parameter data, Stability circles and µ/µ' analysis, Overlay multiple trace data, View data as a table, S/Y/Z matrix conversion, Smith Chart, Polar, and Rectangular plots, Export to PDF

**In-app purchases:** none


## Frequently asked questions

### Is Mircules DX Cluster free?

Mircules DX Cluster costs $2.99, with no in-app purchases.

### Is splotRF free?

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

### Which has better reviews, Mircules DX Cluster or splotRF?

splotRF is rated higher. Mircules DX Cluster averages 4.0 out of 5 from 1 ratings, while splotRF averages 5.0 from 2 ratings.

### Do Mircules DX Cluster or splotRF have ads?

Neither Mircules DX Cluster nor splotRF shows ads.

### Which is updated more often, Mircules DX Cluster or splotRF?

Mircules DX Cluster ships an update every 9 months, and splotRF every 10 days. Most recently, Mircules DX Cluster was updated on August 25, 2026 and splotRF on September 10, 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.*