# Redify vs GreenScan

The clearest difference is review sentiment: Redify at 96% against GreenScan's 0%. Redify also leads on rating (4.9 vs 2.0) and ratings volume (156 vs 1). 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.

Redify holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: Redify has 156 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 96% of Redify's written reviews are positive against 0% of GreenScan's.

Redify ships an update every 3 weeks, GreenScan every 5 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Redify | GreenScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (156 ratings)](https://appshunter.io/ios/app/redify-avoid-toxic-products/id1339685850/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/greenscan/id6472173074/reviews) |
| Number of ratings | **156** | 1 |
| Positive reviews | **96.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 19 MB | 29 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Redify Inc](https://appshunter.io/developer/993640021) | [GreenScan s.r.o.](https://appshunter.io/developer/1716708211) |

## 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


### GreenScan

[App page](https://appshunter.io/ios/app/greenscan/id6472173074)

Scan product barcodes or names to get a clear overview of ingredients and their impact on health and the environment. Customize your profile for personalized product suitability based on your preferences, allergies, and sensitivities.

**Highlights:** Scan product barcodes or names, Detailed ingredient information, Health and environmental impact ratings, Personalized user profiles, Product suitability based on preferences, Add missing products to database

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

**In-app purchases:** none


## Frequently asked questions

### Is Redify free?

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

### Is GreenScan free?

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

### Which has better reviews, Redify or GreenScan?

Redify is rated higher. Redify averages 4.9 out of 5 from 156 ratings, while GreenScan averages 2.0 from 1 ratings.

### Do Redify or GreenScan have ads?

Neither Redify nor GreenScan shows ads.

### Which is updated more often, Redify or GreenScan?

Redify ships an update every 3 weeks, and GreenScan every 5 weeks. Most recently, Redify was updated on October 24, 2026 and GreenScan on October 10, 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.*