# Les Karellis vs KettleCore Sync

The clearest difference is ads: KettleCore Sync at none against Les Karellis's shown. On price, update cadence, 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.

Les Karellis ships an update every 3 months, KettleCore Sync every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Les Karellis | KettleCore Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 144 MB | 128 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Régie autonome des remontées mécaniques des Karellis](https://appshunter.io/developer/1438012023) | [Ekklo](https://appshunter.io/developer/1730579732) |

## What reviewers say

### Les Karellis

[App page](https://appshunter.io/ios/app/les-karellis/id1268644781)

**In-app purchases:** none


### KettleCore Sync

[App page](https://appshunter.io/ios/app/kettlecore-sync/id6759012136)

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

**In-app purchases:** none


## Frequently asked questions

### Is Les Karellis free?

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

### Is KettleCore Sync free?

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

### Do Les Karellis or KettleCore Sync have ads?

Les Karellis shows ads; KettleCore Sync does not.

### Which is updated more often, Les Karellis or KettleCore Sync?

Les Karellis ships an update every 3 months, and KettleCore Sync every 2 months. Most recently, Les Karellis was updated on October 2, 2026 and KettleCore Sync on October 6, 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.*