# ETN vs céu

The clearest difference is update cadence: céu at weekly against ETN's every 5 weeks. ETN's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, 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.

ETN ships an update every 5 weeks, céu weekly. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ETN | céu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (54 ratings)](https://appshunter.io/ios/app/etn/id6499222745/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 108 MB | 9 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Norton Mello ETN](https://appshunter.io/developer/1742801259) | [THIAGO GEMIGNANI VACCARO](https://appshunter.io/developer/1886943742) |

## What reviewers say

### ETN

[App page](https://appshunter.io/ios/app/etn/id6499222745)

Train live at home or anywhere with personalized workouts designed for weight loss, muscle gain, or fat reduction. Achieve your fitness goals with high-performance exercises that are easy to follow.

**Highlights:** Live training sessions, Personalized fitness goals, Weight loss programs, Muscle gain exercises, Fat reduction workouts, Train anywhere

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

**In-app purchases:** none


### céu

[App page](https://appshunter.io/ios/app/ceu-saude-climatica/id6762161368)

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

**In-app purchases:** none


## Frequently asked questions

### Is ETN free?

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

### Is céu free?

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

### Do ETN or céu have ads?

Neither ETN nor céu shows ads.

### Which is updated more often, ETN or céu?

ETN ships an update every 5 weeks, and céu weekly. Most recently, ETN was updated on October 17, 2026 and céu on October 5, 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.*