# ILVERO vs Kombucha fermentCal

The clearest difference is update cadence: Kombucha fermentCal at every 2 weeks against ILVERO's every 4 months. ILVERO's advantage is iOS requirement (13.0 vs 17.6). 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.

ILVERO ships an update every 4 months, Kombucha fermentCal every 2 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ILVERO | Kombucha fermentCal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 29 MB | 29 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sluzby.cz](https://appshunter.io/developer/645818644) | [Daniel Nesvera](https://appshunter.io/developer/1888274984) |

## What reviewers say

### ILVERO

[App page](https://appshunter.io/ios/app/ilvero/id1225557936)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kombucha fermentCal

[App page](https://appshunter.io/ios/app/kombucha-fermentcal/id6761208832)

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

**In-app purchases:** none


## Frequently asked questions

### Is ILVERO free?

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

### Is Kombucha fermentCal free?

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

### Do ILVERO or Kombucha fermentCal have ads?

Neither ILVERO nor Kombucha fermentCal shows ads.

### Which is updated more often, ILVERO or Kombucha fermentCal?

ILVERO ships an update every 4 months, and Kombucha fermentCal every 2 weeks. Most recently, ILVERO was updated on October 26, 2026 and Kombucha fermentCal on October 28, 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.*