# Mircules DX Cluster vs E3 ES

The clearest difference is price: E3 ES at Free against Mircules DX Cluster's $2.99. E3 ES also leads on update cadence (every 3 weeks vs every 9 months). Mircules DX Cluster's advantage is chart position (#189 vs unranked) and iOS requirement (12.4 vs 17.6). On review sentiment, ads, in-app purchases and device support there is nothing between them.

E3 ES 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.

Mircules DX Cluster ships an update every 9 months, E3 ES every 3 weeks. The most recent releases landed on August 25, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Mircules DX Cluster | E3 ES |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/mircules-dx-cluster/id595659818/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#189** | — |
| Size | 99 MB | 53 MB |
| Requires iOS | **12.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mircules](https://appshunter.io/developer/595659821) | [Webtrack Sociedad Anonima](https://appshunter.io/developer/947248143) |

## 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


### E3 ES

[App page](https://appshunter.io/ios/app/e3-es/id6596773560)

This application helps track information related to HVAC systems and other building infrastructure. It is designed for professionals involved in designing and upgrading buildings with high-efficiency systems.

**Highlights:** Track HVAC system information, Monitor building infrastructure, Support for high-efficiency systems, Designed for building upgrades, Data tracking for professionals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mircules DX Cluster free?

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

### Is E3 ES free?

E3 ES is free to download, with no in-app purchases.

### Do Mircules DX Cluster or E3 ES have ads?

Neither Mircules DX Cluster nor E3 ES shows ads.

### Which is updated more often, Mircules DX Cluster or E3 ES?

Mircules DX Cluster ships an update every 9 months, and E3 ES every 3 weeks. Most recently, Mircules DX Cluster was updated on August 25, 2026 and E3 ES on June 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*