# VIKI KNOWS vs VITRUM Cloud

The clearest difference is iOS requirement: VITRUM Cloud at 8.0 against VIKI KNOWS's 11.3. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | VIKI KNOWS | VITRUM Cloud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 113 MB | 15 MB |
| Requires iOS | 11.3 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIKIKNOWS](https://appshunter.io/developer/1146360176) | [VDA Group Spa](https://appshunter.io/developer/405950184) |

## What reviewers say

### VIKI KNOWS

[App page](https://appshunter.io/ios/app/viki-knows/id1152283111)

**Features:** macOS Compatibility

**In-app purchases:** none


### VITRUM Cloud

[App page](https://appshunter.io/ios/app/vitrum-cloud/id1222688817)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VIKI KNOWS free?

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

### Is VITRUM Cloud free?

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

### Do VIKI KNOWS or VITRUM Cloud have ads?

Neither VIKI KNOWS nor VITRUM Cloud shows ads.

### Which is updated more often, VIKI KNOWS or VITRUM Cloud?

VIKI KNOWS ships an update every 2 months, and VITRUM Cloud every 2 months. Most recently, VIKI KNOWS was updated on September 30, 2026 and VITRUM Cloud on October 6, 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.*