# ECHO Command vs Odmaster

The clearest difference is review sentiment: ECHO Command at 100% against Odmaster's 29%. ECHO Command also leads on rating (4.5 vs 3.8) and iOS requirement (11.0 vs 14.0). Odmaster's advantage is ratings volume (1.1K vs 2). 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.

ECHO Command holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: Odmaster has 1.1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of ECHO Command's written reviews are positive against 29% of Odmaster's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ECHO Command | Odmaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/echo-command/id1494939909/reviews)** | [3.8 (1.1K ratings)](https://appshunter.io/ios/app/odmaster/id1512532413/reviews) |
| Number of ratings | 2 | **1.1K** |
| Positive reviews | **100.0% of reviews** | 28.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 22 MB | 96 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ECHO Incorporated](https://appshunter.io/developer/1494939908) | [Guangzhou Billion Leiden Electronic Technology Co., Ltd.](https://appshunter.io/developer/1512532412) |

## What reviewers say

### ECHO Command

[App page](https://appshunter.io/ios/app/echo-command/id1494939909)

Monitor your ECHO inverter generator's fuel level, load, and runtime remotely via Bluetooth. The app allows for overload reset and shutdown, mirroring the generator's LCD display. It also supports parallel function for specific models.

**Highlights:** Real-time fuel level monitoring, Real-time load level monitoring, Remaining runtime display, Remote overload reset, Remote shutdown, Parallel function support (EGi-2300)

**Features:** macOS Compatibility

**In-app purchases:** none


### Odmaster

[App page](https://appshunter.io/ios/app/odmaster/id1512532413)

This application allows users to program various radio models directly from their mobile phones, eliminating the need for a computer. It offers a convenient and portable solution for radio programming and includes a community feature for sharing content and interacting with other users.

**Highlights:** Program radio with mobile phone, Supports multiple radio models, Convenient and portable programming, Community sharing and interaction, Help Center and direct support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient mobile programming
- 💡 Helpful community features

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Poor account registration process
- 🔋 High battery drain
- 👎 Unreliable Bluetooth connectivity

**Reported bugs**

- Unable to read or write radio data
- Inconsistent behavior across iOS versions
- Login and account issues

**Requested features**

- Support for more radio models
- Ability to save and load custom channel configurations
- Improved user interface and navigation


## Frequently asked questions

### Is ECHO Command free?

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

### Is Odmaster free?

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

### Which has better reviews, ECHO Command or Odmaster?

ECHO Command is rated higher. ECHO Command averages 4.5 out of 5 from 2 ratings, while Odmaster averages 3.8 from 1.1K ratings.

### Do ECHO Command or Odmaster have ads?

Neither ECHO Command nor Odmaster shows ads.

### Which is updated more often, ECHO Command or Odmaster?

ECHO Command ships an update every 3 weeks, and Odmaster every 3 weeks. Most recently, ECHO Command was updated on September 18, 2026 and Odmaster on October 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.*