# Probiotics Guide. vs Tuệ Y

The clearest difference is in-app purchases: Tuệ Y at none against Probiotics Guide.'s 2. Tuệ Y also leads on ads (none vs shown). Probiotics Guide.'s advantage is iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

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

Probiotics Guide. ships an update every 2 weeks, Tuệ Y every 4 weeks. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Probiotics Guide. | Tuệ Y |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Size | 160 MB | 95 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [Huu Chung Nguyen](https://appshunter.io/developer/1671085453) |

## 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 |


### Tuệ Y

[App page](https://appshunter.io/ios/app/tue-y/id6813409603)

**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 Tuệ Y free?

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

### Do Probiotics Guide. or Tuệ Y have ads?

Probiotics Guide. shows ads; Tuệ Y does not.

### Which is updated more often, Probiotics Guide. or Tuệ Y?

Probiotics Guide. ships an update every 2 weeks, and Tuệ Y every 4 weeks. Most recently, Probiotics Guide. was updated on October 30, 2026 and Tuệ Y on October 29, 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.*