# Durango Kirolak vs ESF

The clearest difference is iOS requirement: Durango Kirolak at 13.0 against ESF's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Durango Kirolak ships an update every 6 months, ESF every 3 months. The most recent releases landed on September 7, 2026 and May 20, 2026 respectively.

## The numbers

| Metric | Durango Kirolak | ESF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 28 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Omesa Informatica SL](https://appshunter.io/developer/1060681336) | [Enric Serrano Murt](https://appshunter.io/developer/1111151114) |

## What reviewers say

### Durango Kirolak

[App page](https://appshunter.io/ios/app/durango-kirolak/id1062228244)

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

**In-app purchases:** none


### ESF

[App page](https://appshunter.io/ios/app/esf/id1441362200)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Durango Kirolak free?

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

### Is ESF free?

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

### Do Durango Kirolak or ESF have ads?

Neither Durango Kirolak nor ESF shows ads.

### Which is updated more often, Durango Kirolak or ESF?

Durango Kirolak ships an update every 6 months, and ESF every 3 months. Most recently, Durango Kirolak was updated on September 7, 2026 and ESF on May 20, 2026.

---

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