OnSkin: Beauty Product Scanner
What is OnSkin?
OnSkin is an ingredient checker and product scanner listed in the Health & Fitness category. It decodes ingredient labels, gives each scanned product a verdict of Excellent, Good, Not Great or Bad, and adds plain-language notes on every ingredient. The app also includes a Skin Profile based routine builder, Skin Match, Hair Lab and an AI Skin Helper.
Pricing. OnSkin: Beauty Product Scanner is free to download, with in-app purchases on the App Store.
Good for
- Checking ingredient labels on products you already own
- Scanning a product in the store before you buy it
- Finding skincare products that match your skin type and goals
Screenshots
Why this app is in S tier
OnSkin scores 94 out of 100: rating 93, rating count 87, App Store search rank 100, update recency 96. The four parts are averaged with no weights, and S tier follows from that score within this list. The full explanation, as data.
Description
OnSkin is your science-backed ingredient checker and product scanner for skincare, makeup, hair care, and household products - trusted by over 8 million users. Not sure what's actually in the products you use every day? OnSkin decodes ingredient labels, so you know which products are made with clean ingredients - whether you're checking what you already own or scanning before you buy. It's backed by a curated database of 2 million products, from viral K-beauty finds to everyday drugstore staples. INGREDIENT CHECKER Wondering what’s inside that face cream? Scan it and find out. OnSkin is your cosmetic checker for skincare, makeup, hair care, and more, giving you a clear verdict - Excellent, Good, Not Great, or Bad - plus plain-language notes on every ingredient. If it scores low, OnSkin suggests safer alternatives. SKINCARE FINDER Overwhelmed by choice in the skincare aisle? Answer a short questionnaire about your skin type and goals - think moisturizing, calming, or anti-acne - and OnSkin curates matching beauty products, from face cleansers to sunscreen. Less guessing in the store. SKINCARE ROUTINE Want a routine that actually fits your skin? Complete your Skin Profile, and On
Compare in Ingredient Checking
| Measure | |||
|---|---|---|---|
| Tier | S | S | S |
| Score | 94 / 100 | 96 / 100 | 90 / 100 |
| Rating | 4.7 ★ | 4.8 ★ | 4.7 ★ |
| Ratings | 33.4K | 56.8K | 6.4K |
| Latest ratings · 180d | 3.5 ★ · 20 reviews | 2.3 ★ · 20 reviews | — |
| Last update | 85d ago | 28d ago | 7d ago |
| Price | Free + IAP | Free + IAP | Free + IAP |
Alternatives
See all 7 ›Most similar
Top rated in Ingredient Checking
Where else it ranks
- Best Skincare AppsS tier, #1, score 94
- Best Product Scanning AppsS tier, #3, score 93
- Best Skincare Product Scanning AppsS tier, #3, score 94
Questions about OnSkin
Is OnSkin free to download?
The App Store listing shows the price as free.
What does the app rate products on?
Each product receives a verdict of Excellent, Good, Not Great or Bad, with notes on every ingredient. Its 15,000+ analyzed ingredients are assessed for safety, quality and toxicity.
Does it work on hair products and household items?
Yes. It scans skincare, makeup, hair care and household products. Hair Lab checks any hair product against your hair type and goals and shows a Hair Match score.
Is OnSkin free?
OnSkin is free to download, with in-app purchases.
What is OnSkin good for?
OnSkin is built for checking ingredient labels on products you already own, scanning a product in the store before you buy it, finding skincare products that match your skin type and goals. It sits in the ingredient checking list on AppTierList.
Is OnSkin worth it?
OnSkin is S tier, ranked #2 of 8 ingredient checking apps with a score of 94 out of 100, from a 4.7 App Store rating across 33,367 ratings. It is in the list's top tiers; 1 app ranks above it.
How does OnSkin compare to Think Dirty?
OnSkin is S tier at 94; Think Dirty is S tier at 96. Think Dirty ranks higher. OnSkin is free to download, with in-app purchases, Think Dirty is free to download, with in-app purchases.
How often is OnSkin updated?
OnSkin was last updated on 2026-07-30, 85 days ago.
All the facts
- Lists
- Ingredient Checking (S tier, #2) · Skincare (S tier, #1) · Product Scanning (S tier, #3) · Skincare Product Scanning (S tier, #3)
- Tier
- S (Best in class)
- Score
- 94 / 100
- Rank in list
- #2 of 8
- Ranking certainty
- settled
- Price
- Free + IAP
- App Store rating
- 4.7 out of 5
- Number of ratings
- 33,367
- Recent reviews
- 3.5 from 20 in the last 180 days
- Current version
- (85 days ago)
- App Store data read
- App Store category
- Health & Fitness
- Good for
- Checking ingredient labels on products you already own, Scanning a product in the store before you buy it, Finding skincare products that match your skin type and goals
- Requires
- iOS 18.0 or later
- Size
- 121 MB
- Age rating
- 4+
- Languages
- 4
- Runs on
- iPhone
- Developer pages
- Website · Support · Privacy policy
- Maker
- unclaimed
- As data
- JSON · why it ranks here
App Store data read · reviews · ranking · how it is computed