# LIBRO vs Rdfyne U

The clearest difference is in-app purchases: LIBRO at none against Rdfyne U's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rdfyne U sells 2 in-app purchases, starting at $18.00 per month. LIBRO asks for nothing beyond the download.

LIBRO ships an update every 7 months, Rdfyne U every 4 months. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | LIBRO | Rdfyne U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/libro/id1322524427/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 4.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 10 MB | 132 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nutritics Limited](https://appshunter.io/developer/1322524426) | [Global Fitness Holdings Ltd](https://appshunter.io/developer/1490993741) |

## What reviewers say

### LIBRO

[App page](https://appshunter.io/ios/app/libro/id1322524427)

This AI-powered health assistant helps you track diet, exercise, and lifestyle goals with features like voice logging and a barcode scanner. It offers personalized suggestions and meal planning tools. Access is currently by invitation only from an accredited nutrition professional.

**Highlights:** AI-powered health tracking, Voice logging, Barcode scanner, Personalized suggestions, Diet and activity logging, Meal planning

**Features:** macOS Compatibility

**In-app purchases:** none


### Rdfyne U

[App page](https://appshunter.io/ios/app/rdfyne-u/id6743230396)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $18.00 | per month |
| Annual Subscription | $181.99 | per year |


## Frequently asked questions

### Is LIBRO free?

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

### Is Rdfyne U free?

Rdfyne U is free to download, with in-app purchases available.

### Do LIBRO or Rdfyne U have ads?

Neither LIBRO nor Rdfyne U shows ads.

### Which is updated more often, LIBRO or Rdfyne U?

LIBRO ships an update every 7 months, and Rdfyne U every 4 months. Most recently, LIBRO was updated on November 2, 2026 and Rdfyne U on November 8, 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.*