# Quartix Check vs MBL One

The clearest difference is update cadence: MBL One at every 3 days against Quartix Check's every 5 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.

Quartix Check ships an update every 5 months, MBL One every 3 days. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Quartix Check | MBL One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 55 MB | 82 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quartix Limited](https://appshunter.io/developer/1380147479) | [MY BUSINESS LIFE](https://appshunter.io/developer/1885593616) |

## What reviewers say

### Quartix Check

[App page](https://appshunter.io/ios/app/quartix-check/id1658332774)

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

**In-app purchases:** none


### MBL One

[App page](https://appshunter.io/ios/app/mbl-one/id6761484909)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quartix Check free?

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

### Is MBL One free?

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

### Do Quartix Check or MBL One have ads?

Neither Quartix Check nor MBL One shows ads.

### Which is updated more often, Quartix Check or MBL One?

Quartix Check ships an update every 5 months, and MBL One every 3 days. Most recently, Quartix Check was updated on November 7, 2026 and MBL One on November 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.*