# Kuartus vs PartFri

The clearest difference is ads: Kuartus at none against PartFri's shown. Kuartus also leads on update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Kuartus ships an update weekly, PartFri every 2 months. The most recent releases landed on October 3, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Kuartus | PartFri |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Size | 37 MB | 29 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Keemetrix Systems, S.L.](https://appshunter.io/developer/1597719609) | [Agustin garcia](https://appshunter.io/developer/1821808936) |

## What reviewers say

### Kuartus

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

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

**In-app purchases:** none


### PartFri

[App page](https://appshunter.io/ios/app/partfri/id6761483866)

**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 PartFri free?

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

### Do Kuartus or PartFri have ads?

PartFri shows ads; Kuartus does not.

### Which is updated more often, Kuartus or PartFri?

Kuartus ships an update weekly, and PartFri every 2 months. Most recently, Kuartus was updated on October 3, 2026 and PartFri on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*