# Clesyde vs BD Contern

The clearest difference is device support: Clesyde at 4 against BD Contern's —. On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

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

Clesyde ships an update every 8 months, BD Contern every 10 months. The most recent releases landed on September 16, 2026 and May 24, 2026 respectively.

## The numbers

| Metric | Clesyde | BD Contern |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 8 months** | Every 10 months |
| Size | 206 MB | 55 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Clesyde SA](https://appshunter.io/developer/1772936807) | [MackNet Sarl](https://appshunter.io/developer/484649388) |

## What reviewers say

### Clesyde

[App page](https://appshunter.io/ios/app/clesyde/id6445945241)

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### BD Contern

[App page](https://appshunter.io/ios/app/bd-contern/id6503652478)

**In-app purchases:** none


## Frequently asked questions

### Is Clesyde free?

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

### Is BD Contern free?

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

### Which is updated more often, Clesyde or BD Contern?

Clesyde ships an update every 8 months, and BD Contern every 10 months. Most recently, Clesyde was updated on September 16, 2026 and BD Contern on May 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.*