# Centero vs zeptrion

The clearest difference is iOS requirement: Centero at 11.0 against zeptrion's 15.0. 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.

Both ship on a similar rhythm, roughly every 6 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | Centero | zeptrion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Size | 92 MB | 14 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [elero GmbH](https://appshunter.io/developer/637456489) | [Feller AG](https://appshunter.io/developer/525095492) |

## What reviewers say

### Centero

[App page](https://appshunter.io/ios/app/centero/id637456466)

**Features:** macOS Compatibility

**In-app purchases:** none


### zeptrion

[App page](https://appshunter.io/ios/app/zeptrion/id877577147)

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

**In-app purchases:** none


## Frequently asked questions

### Is Centero free?

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

### Is zeptrion free?

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

### Do Centero or zeptrion have ads?

Neither Centero nor zeptrion shows ads.

### Which is updated more often, Centero or zeptrion?

Centero ships an update every 6 months, and zeptrion every 6 months. Most recently, Centero was updated on October 26, 2026 and zeptrion on October 26, 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.*