# MetamorphX vs KettleCore Sync

The clearest difference is in-app purchases: KettleCore Sync at none against MetamorphX's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MetamorphX sells 2 in-app purchases, starting at $27.99 per month. KettleCore Sync asks for nothing beyond the download.

MetamorphX ships an update monthly, KettleCore Sync every 2 months. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | MetamorphX | KettleCore Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/metamorphx/id6479694485/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 92.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 185 MB | 128 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TRESORNET LLC](https://appshunter.io/developer/1736922642) | [Ekklo](https://appshunter.io/developer/1730579732) |

## What reviewers say

### MetamorphX

[App page](https://appshunter.io/ios/app/metamorphx/id6479694485)

This fitness app offers personalized training and meal plans created by an expert bodybuilder. Track your progress with advanced tools, access a comprehensive knowledge base, and visualize your physical transformation. Connect with Apple HealthKit for enhanced fitness tracking.

**Highlights:** Personalized training plans, Customizable meal plans, Progress tracking tools, Extensive knowledge base with videos, Physical transformation visualization, Apple HealthKit integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month premium subscription | $27.99 | per month |
| 12 months premium subscription | $169.99 | per year |


### 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 MetamorphX free?

MetamorphX is free to download, with in-app purchases available.

### Is KettleCore Sync free?

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

### Do MetamorphX or KettleCore Sync have ads?

Neither MetamorphX nor KettleCore Sync shows ads.

### Which is updated more often, MetamorphX or KettleCore Sync?

MetamorphX ships an update monthly, and KettleCore Sync every 2 months. Most recently, MetamorphX was updated on October 12, 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.*