# Redify vs Rdfyne U

The clearest difference is in-app purchases: Redify at none against Rdfyne U's 2. Redify also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (12.4 vs 14.0). On price, 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. Redify asks for nothing beyond the download.

Redify ships an update every 3 weeks, Rdfyne U every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Redify | Rdfyne U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (156 ratings)](https://appshunter.io/ios/app/redify-avoid-toxic-products/id1339685850/reviews)** | — |
| Number of ratings | **156** | — |
| Positive reviews | 96.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 19 MB | 132 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Redify Inc](https://appshunter.io/developer/993640021) | [Global Fitness Holdings Ltd](https://appshunter.io/developer/1490993741) |

## What reviewers say

### Redify

[App page](https://appshunter.io/ios/app/redify-avoid-toxic-products/id1339685850)

Scan product barcodes to instantly identify toxic ingredients and their safety status. Discover safe, non-toxic alternatives for personal care, food, and household items. Track your exposure and advocate for healthier products.

**Highlights:** Instant barcode scanner for ingredient safety analysis, Track harmful chemicals and toxic exposure, Send anonymous reformulation requests to brands, Personalized allergen alerts, Real-time ingredient label photo analysis, CHC Rating System for health concern chemicals, Find recommended non-toxic product alternatives

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Toxic-free products
- 🔍 Ingredient transparency
- 📢 Product advocacy
- 💡 Safer alternatives
- 🌱 Clean living

**What reviewers complain about**

- 🐛 Occasional app crashes
- 🔍 Limited product database
- 🔍 Incomplete ingredient information

**Reported bugs**

- Registration process issues for non-US users
- Inconsistent app performance

**Requested features**

- Add ability to input custom ingredients
- Expand product database to include more brands
- Improve barcode scanning functionality


### 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 Redify free?

Redify 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 Redify or Rdfyne U have ads?

Neither Redify nor Rdfyne U shows ads.

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

Redify ships an update every 3 weeks, and Rdfyne U every 4 months. Most recently, Redify was updated on October 24, 2026 and Rdfyne U on October 25, 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.*