# Probiotics Guide. vs Visual Snow Simulator OV

The clearest difference is in-app purchases: Visual Snow Simulator OV at none against Probiotics Guide.'s 2. Visual Snow Simulator OV also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Probiotics Guide. sells 2 in-app purchases, starting at $1.99 per month. Visual Snow Simulator OV asks for nothing beyond the download.

Probiotics Guide. ships an update every 2 weeks, Visual Snow Simulator OV every 10 days. The most recent releases landed on September 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Probiotics Guide. | Visual Snow Simulator OV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 160 MB | 37 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [Entropy Vector Group S.R.L.](https://appshunter.io/developer/6783093909) |

## What reviewers say

### Probiotics Guide.

[App page](https://appshunter.io/ios/app/probiotics-guide/id6720753184)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $1.99 | per month |
| Sponsorship | $1.99 | one-time |


### Visual Snow Simulator OV

[App page](https://appshunter.io/ios/app/visual-snow-simulator-ov/id6783093907)

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

**In-app purchases:** none


## Frequently asked questions

### Is Probiotics Guide. free?

Probiotics Guide. is free to download, with in-app purchases available.

### Is Visual Snow Simulator OV free?

Visual Snow Simulator OV is free to download, with no in-app purchases.

### Do Probiotics Guide. or Visual Snow Simulator OV have ads?

Probiotics Guide. shows ads; Visual Snow Simulator OV does not.

### Which is updated more often, Probiotics Guide. or Visual Snow Simulator OV?

Probiotics Guide. ships an update every 2 weeks, and Visual Snow Simulator OV every 10 days. Most recently, Probiotics Guide. was updated on September 29, 2026 and Visual Snow Simulator OV on October 14, 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.*