# redOS. vs Conga 4000

The clearest difference is rating: Conga 4000 at 1.7 against redOS.'s 1.0. Conga 4000 also leads on ratings volume (3 vs 1) and iOS requirement (9.3 vs 13.0). redOS.'s advantage is update cadence (weekly vs monthly). On price, review sentiment, 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.

Conga 4000 holds the better App Store score, 1.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of redOS.'s written reviews are positive against 4% of Conga 4000's.

redOS. ships an update weekly, Conga 4000 monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | redOS. | Conga 4000 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/redos/id781388455/reviews) | **[1.7 (3 ratings)](https://appshunter.io/ios/app/conga-4000/id1469504810/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | **4.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | Free |
| Size | 42 MB | 58 MB |
| Requires iOS | 13.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Red Eléctrica de España](https://appshunter.io/developer/505983862) | [Cecotec innovaciones S.L.](https://appshunter.io/developer/1416497163) |

## What reviewers say

### redOS.

[App page](https://appshunter.io/ios/app/redos/id781388455)

Monitor the real-time status of the electricity system with key operational indicators. Choose between a consumer profile for energy transition engagement or a professional profile for in-depth data on generation, demand, prices, and exchanges.

**Highlights:** Real-time system status, Consumer profile, Professional profile, Electricity demand data, Generation information, CO2 emissions tracking, Price and exchange data

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

**In-app purchases:** none


### Conga 4000

[App page](https://appshunter.io/ios/app/conga-4000/id1469504810)

Control your Conga robot vacuum with this app. View your home map, manage rooms, and customize cleaning settings like suction power and water flow. Schedule cleanings and check the robot's status, battery, and history.

**Highlights:** View home map, Manage rooms, Select cleaning modes, Adjust suction power, Control water flow, Schedule cleanings, Check robot status

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

**In-app purchases:** none


## Frequently asked questions

### Is redOS. free?

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

### Is Conga 4000 free?

Conga 4000 is free to download, with no in-app purchases.

### Which has better reviews, redOS. or Conga 4000?

Conga 4000 is rated higher. redOS. averages 1.0 out of 5 from 1 ratings, while Conga 4000 averages 1.7 from 3 ratings.

### Do redOS. or Conga 4000 have ads?

Neither redOS. nor Conga 4000 shows ads.

### Which is updated more often, redOS. or Conga 4000?

redOS. ships an update weekly, and Conga 4000 monthly. Most recently, redOS. was updated on October 24, 2026 and Conga 4000 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.*