# Isval vs KurKuras

The clearest difference is update cadence: KurKuras at every 6 days against Isval's every 23 months. Isval's advantage is iOS requirement (13.0 vs 15.0). 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.

Isval ships an update every 23 months, KurKuras every 6 days. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Isval | KurKuras |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 6 days** |
| Size | 26 MB | 11 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [ISVAL S.P.A.](https://appshunter.io/developer/1238727353) | [TOMAS KAPOCIUS](https://appshunter.io/developer/1888735289) |

## What reviewers say

### Isval

[App page](https://appshunter.io/ios/app/isval/id1591922647)

**In-app purchases:** none


### KurKuras

[App page](https://appshunter.io/ios/app/kurkuras/id6769315535)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Isval free?

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

### Is KurKuras free?

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

### Do Isval or KurKuras have ads?

Neither Isval nor KurKuras shows ads.

### Which is updated more often, Isval or KurKuras?

Isval ships an update every 23 months, and KurKuras every 6 days. Most recently, Isval was updated on September 9, 2026 and KurKuras on September 10, 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.*