Comparison

Redify vs GreenScan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Redify

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
Read full description

Want to avoid toxic chemicals in your personal care, cosmetics, food, and household essentials? Redify makes it simple! Just scan your everyday product’s barcode to reveal it’s toxic ingredients status and instantly find safe, non-toxic alternatives. Whether you're shopping for baby products, personal care, food, pet supplies, or household goods, Redify helps you make safer choices. Redify’s Key Features • Instant Barcode Scanner – Scan any product and get a detailed ingredient safety analysis. • My Toxic Tally – Track harmful chemicals in the products you use daily and estimate your total toxic exposure. • Advocacy Tool – Easily send anonymous reformulation requests to toxic brands. • Personalized Allergen Alerts – Avoid toxic ingredients that may affect your health. • Real-time Ingredient Analyzer – Not in our database? Snap a photo of the ingredient label, and Redify will analyze its toxicity. • CHC Rating System – See how many Chemicals of Health Concern (CHCs) a product contains before you buy. • Find Non-Toxic Alternatives – Shop safe, clean products recommended by trusted brands. Why Choose Redify? • Avoid toxic chemicals in personal care, cosmetics, and food. • Advocate for safer products by urging brands to remove harmful ingredients. • Access the largest database of consumer products with ingredient safety ratings. • Trusted by health-conscious consumers, moms, and families. • Make informed choices with scientifically backed insights. Download Redify now and take control of your health—one scan at a time!

About

GreenScan

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
Read full description

GreenScan App checks the composition of products for you! The unique mobile app neatly and briefly shows information about the product ingredients and their impact on your health and the planet after you scan it. With the GreenScan App, you will have a complete overview in your pocket. In addition, thanks to the detailed user profile settings, the application will show you the suitability of selected cosmetic or cleaning products according to your preferences. It’s easy, simply choose your hair type, skin sensitivity, allergies and much more in the settings, and then simply follow what’s best for you with the GreenScan App. GreenScan App is and will remain non-profitable. It’s funded from various sources, however, always under the condition of independence and transparency guarantee. If you have any ideas on how to support the project, for example, by adding products to our database or contributing to the development of our shared work, don’t hesitate to let us know. GreenScan App is and will remain non-profitable. It’s funded from various sources, however, always under the condition of independence and transparency guarantee. If you have any ideas on how to support the project, for example, by adding products to our database or contributing to the development of our shared work, don’t hesitate to let us know. The GreenGate (https://green-gate.eu/) project is financed by the European Union within the Erasmus+ project, although the grant does not cover all project costs. If the “message” of the project resonates with you and you would like to support its development with an idea, help or financial donation, do not hesitate to contact us :-) How does it work? Scan or write: Simply scan the barcode or type in the name of the product. Get the information: The app will show you a rating of the product ingredients. Upload a product: If a product isn't in the database you can add it yourself! Rating of the ingredients: You will find a colourful number scale under the curios icon ? - your personal decoder of the ingredients' secrets! Just a quick glance and you know where your favourite product stands. Ingredient details: By clicking on an ingredient, you will quickly find out if it's suitable for you. Sources and studies: For those of you, who want to know more, there is detailed information on our website. How do we grade? First of all, we don't evaluate/rate products; we focus on the ingredients and their worst properties. A colour grading scale: different colours show how safe or harmful an ingredient is. The ground rule: Although the grading is primarily based on the worst property of an ingredient, we can't forget about the positive aspects and contributions. Sources: We believe in science! Our data comes from trusted sources and studies. Relevancy: We’re human and we update accordingly to our possibilities. If you find outdated information, we will gladly adjust it. Why GreenScan? Free for all: Yes, the app is and always will be free! Community: Actively participating is key - the more products you add to the database, the better the app can keep us informed. What you add to the app, is what you find in the app. Together we are creating a database, which is there for us all! Support in 4 languages: EN, CZ, SK, SI - GreenScan is here for you! F&Q - Answers to your questions. Is it free? Yes, GreenScan is completely free and it will stay that way! Which products will I find there? We focus on cosmetics and gradually add detergents and cleaning products as well. The app isn’t working, what do I do? Email us at info@greenscan.cz and we will help you. I didn't find a product, what now? You can add it yourself or reach out to us and we will take care of it. Can I add products to the database? Yes, we will be happy for any contribution to expand the database! For more information: https://green-gate.eu/

Screenshots

Redify4 screens
GreenScan4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Redify versus GreenScan: the parameters behind the verdict, then further details
ParameterRedifyGreenScan
PriceFreeFree
Rating4.9 (156 ratings) — better2.0 (1 ratings)
Positive reviews96.0% of reviews — better0.0% of reviews
Number of ratings156 — better1
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.4 — better15.1
Further details — not scored
Size19 MB29 MB
Age rating12+4+
DeveloperRedify IncGreenScan s.r.o.

Customer experience

Redify

All ratings156 ratings
Positive96.8%
Neutral1.3%
Negative1.9%
Written reviews100 reviews
Positive96.0%
Neutral1.0%
Negative3.0%

GreenScan

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Redify

Reported bugs

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

Requested features

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

GreenScan

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Redify

No in-app purchases

None

GreenScan

No in-app purchases

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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