# Kaelus Unify vs ECSig

The clearest difference is rating: ECSig at 5.0 against Kaelus Unify's 1.6. Kaelus Unify's advantage is iOS requirement (9.0 vs 15.1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ECSig holds the better App Store score, 5.0 against 1.6. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Kaelus Unify | ECSig |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (5 ratings)](https://appshunter.io/ios/app/kaelus-unify/id1017591989/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ecsig/id6737245267/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 161 MB | 29 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kaelus](https://appshunter.io/developer/1017591988) | [Ecsite Inc](https://appshunter.io/developer/1529398875) |

## What reviewers say

### Kaelus Unify

[App page](https://appshunter.io/ios/app/kaelus-unify/id1017591989)

Connect and interact with Kaelus portable analyzers. This utility app allows users to interface with their devices for data management and analysis.

**Highlights:** Connect to Kaelus portable analyzers, Data interfacing, Device management, Analysis tools

**Features:** macOS Compatibility

**In-app purchases:** none


### ECSig

[App page](https://appshunter.io/ios/app/ecsig/id6737245267)

This app provides a user-friendly interface to control RF signal generator devices. It allows precise customization of signal frequency and power output across multiple channels via a Bluetooth connection.

**Highlights:** Bluetooth device connection, Control 4-8 individual channels, Customize frequency and power, Save and recall device profiles, Intuitive professional interface

**In-app purchases:** none


## Frequently asked questions

### Is Kaelus Unify free?

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

### Is ECSig free?

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

### Which has better reviews, Kaelus Unify or ECSig?

ECSig is rated higher. Kaelus Unify averages 1.6 out of 5 from 5 ratings, while ECSig averages 5.0 from 2 ratings.

### Do Kaelus Unify or ECSig have ads?

Neither Kaelus Unify nor ECSig shows ads.

### Which is updated more often, Kaelus Unify or ECSig?

Kaelus Unify ships an update every 3 months, and ECSig every 3 months. Most recently, Kaelus Unify was updated on October 24, 2026 and ECSig on October 24, 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.*