# Kuartus vs Le Muscle VIP Method

Kuartus and Le Muscle VIP Method are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Kuartus ships an update weekly, Le Muscle VIP Method fortnightly. The most recent releases landed on September 16, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | Kuartus | Le Muscle VIP Method |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 37 MB | 64 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Keemetrix Systems, S.L.](https://appshunter.io/developer/1597719609) | [IMMOACTIVAT I ASSOCIATS SL](https://appshunter.io/developer/1800941159) |

## What reviewers say

### Kuartus

[App page](https://appshunter.io/ios/app/kuartus/id6445953704)

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

**In-app purchases:** none


### Le Muscle VIP Method

[App page](https://appshunter.io/ios/app/le-muscle-vip-method/id6761293367)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kuartus free?

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

### Is Le Muscle VIP Method free?

Le Muscle VIP Method is free to download, with no in-app purchases.

### Do Kuartus or Le Muscle VIP Method have ads?

Neither Kuartus nor Le Muscle VIP Method shows ads.

### Which is updated more often, Kuartus or Le Muscle VIP Method?

Kuartus ships an update weekly, and Le Muscle VIP Method fortnightly. Most recently, Kuartus was updated on September 16, 2026 and Le Muscle VIP Method on August 23, 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.*