# Compex CoreBelt vs KangWorld

The clearest difference is update cadence: KangWorld at every 2 weeks against Compex CoreBelt's every 7 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.

Compex CoreBelt ships an update every 7 months, KangWorld every 2 weeks. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Compex CoreBelt | KangWorld |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (60 ratings)](https://appshunter.io/ios/app/compex-corebelt/id1202275045/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 51.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 38 MB | 33 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DJO, LLC](https://appshunter.io/developer/472386862) | [Tianjin Myriad Families Technology Co., Ltd.](https://appshunter.io/developer/1896480611) |

## What reviewers say

### Compex CoreBelt

[App page](https://appshunter.io/ios/app/compex-corebelt/id1202275045)

This app provides in-app coaching to help users stay focused on their fitness goals. It offers control over a smart device, allowing users to select from various stimulation objectives for toning, relaxation, and muscle reinforcement.

**Highlights:** In-app coaching, Smartphone device control, Multiple stimulation objectives, Adjustable intensity, Toning programs, Relaxation programs, Muscle reinforcement

**Features:** macOS Compatibility

**In-app purchases:** none


### KangWorld

[App page](https://appshunter.io/ios/app/kangworld/id6767492420)

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

**In-app purchases:** none


## Frequently asked questions

### Is Compex CoreBelt free?

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

### Is KangWorld free?

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

### Do Compex CoreBelt or KangWorld have ads?

Neither Compex CoreBelt nor KangWorld shows ads.

### Which is updated more often, Compex CoreBelt or KangWorld?

Compex CoreBelt ships an update every 7 months, and KangWorld every 2 weeks. Most recently, Compex CoreBelt was updated on October 24, 2026 and KangWorld on October 9, 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.*