# Sero. vs ettos pilates

The clearest difference is update cadence: Sero. at monthly against ettos pilates's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Sero. ships an update monthly, ettos pilates every 3 months. The most recent releases landed on November 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sero. | ettos pilates |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 36 MB | 51 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Sero Digital Health Technologies Ltd.](https://appshunter.io/developer/1743170985) | [Arbox LTD](https://appshunter.io/developer/1021244486) |

## What reviewers say

### Sero.

[App page](https://appshunter.io/ios/app/sero/id6499319326)

**In-app purchases:** none


### ettos pilates

[App page](https://appshunter.io/ios/app/ettos-pilates/id6751538951)

**In-app purchases:** none


## Frequently asked questions

### Is Sero. free?

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

### Is ettos pilates free?

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

### Do Sero. or ettos pilates have ads?

Neither Sero. nor ettos pilates shows ads.

### Which is updated more often, Sero. or ettos pilates?

Sero. ships an update monthly, and ettos pilates every 3 months. Most recently, Sero. was updated on November 4, 2026 and ettos pilates 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.*