Proplan user
“Really Amazing software. I use it to check existing products I already sell and find what buyers actually complain about. Helps me improve my listings and source better versions.”
MA
Mohammed Abdalrahman
Amazon Seller, Jersey City, NJ
Works on Amazon, Etsy & TikTok Shop
Know Your Profit Before
You Order Inventory.
Paste any product URL. See estimated revenue, profit per unit, and real buyer complaints. Get a clear verdict: launch, test, or avoid. 3 minutes. Free.
FREE5 product analyses on signup. No credit card. No time limit.
Analysis Complete· 14.2s
B0CXYZ1234Score
78
Grade B
Strong opportunity
Scored across 5 dimensions
#1,247
BSR Rank
▲ 312
1,847
Reviews
▲ 127
$34.99
Avg Price
▼ $2.50
3.8
Rating
▼ 0.2
Top Pain Points
Product Defect
34
Missing Feature
28
Usability Issue
19
106 pain points found across 1,847 reviews
Who it's for
Whether You're Launching or Already Selling
Launching a Product?
- See estimated revenue and profit per unit before you order inventory
- Find the complaints competitors ignore and build what buyers actually want
- Get supplier specs, ad copy, and listing content ready to go
Already Selling?
- Analyze your own listing to see what customers complain about most
- Get product specs for your next version based on real buyer frustrations
- Spot competitor weaknesses before they spot yours
Example insight
Complaint pattern
Customers repeatedly complain that competing baby carriers are hard to adjust and uncomfortable after 30 minutes.
Sellyze output
Supplier specs for padded straps, one-hand adjustment, breathable mesh material, and clearer sizing copy for the listing.
6 Questions. One Report.
Every analysis answers the questions that matter before you invest in inventory.
Should I sell this?
Launch, test, watch, or avoid — with reasoning.
What do buyers hate?
Pain points ranked by severity across reviews, YouTube, and Reddit.
Is demand real?
Active ads, search presence, and social signals prove the market exists.
Are competitors weak?
Unfixed complaints and repetitive ad hooks reveal vulnerable rivals.
What should I build?
Supplier specs, materials, QC checklist, and sample request ready to copy.
How do I market it?
TikTok hooks, Meta ads, Amazon bullets, and UGC scripts from real buyer language.
2,000
Reviews per Analysis
4-Stage
AI Pipeline
8
Pain Point Categories
13
Marketplaces
AI powered by
Anthropic ClaudeAI Analysis
ChatGPTAI Scoring
Analyzes real data from
AmazonProduct Data
EtsyMarketplace
TikTok ShopMarketplace
Marketplaces
One Platform. Three Marketplaces.
Go beyond single products
Research the Market, Not Just One Product
Scan categories, compare competitors, and find product gaps before you spend money on samples or inventory.
Trend Radar
FreeDaily product discovery across 15 categories. Sellyze scans Amazon bestsellers and validates them with social signals from YouTube, Reddit, Twitter, and TikTok.
- 15 categories updated daily
- Social validation from 5 platforms
- One-click full analysis on any trending product
Opportunity Scanner
ProSearch by keyword, product, or ASIN to find weak competitors with strong demand signals, repeated complaints, and higher improvement potential.
- Keyword or product-based scanning
- Products ranked by opportunity score
- Spot weak competitors with fixable gaps
Scancategories and keywords
Analyzecompetitor complaints
Comparemarketplace gaps
Buildbetter product specs
Launchwith pain-point-driven copy
How It Works
From URL to Action in Minutes
1
Paste a Product URL
Drop any product link from Amazon, Etsy, or TikTok Shop. We fetch reviews, pricing, and sales data automatically.
2
AI Analyzes Everything
4-stage AI pipeline reads every review, classifies pain points, and scores the opportunity.
3
Get Product Specs
You get a pain point report, opportunity score, product specs, and listing copy. Ready to send to your supplier.
Features
Everything You Need to Launch
Pain Points
AI reads every review and classifies complaints into 6 categories. See exactly what’s broken before you spend a dollar.
- 6-type taxonomy: defects, missing features, usability, preference, logistics, user error
- Severity scoring (High / Med / Low) per issue
- Frequency analysis shows how often each problem appears
Handle breaks within 2 months
HighProduct Defect
34%
No temperature display
MedMissing Feature
22%
Lid too difficult to open
HighUsability Issue
18%
Smaller than expected
LowPreference
11%
AI reads every review and classifies complaints into 6 categories. See exactly what’s broken before you spend a dollar.
Handle breaks within 2 months
HighProduct Defect
34%
No temperature display
MedMissing Feature
22%
Lid too difficult to open
HighUsability Issue
18%
Smaller than expected
LowPreference
11%
5-dimension scoring tells you if a product gap is worth pursuing. One number, one grade, high confidence.
78/ 100
Grade BHigh confidence
Severity
85
Frequency
72
Solvability
91
Market Impact
68
Competitor Gap
78
AI generates manufacturer-ready specifications that directly address the top pain points competitors ignore.
Product Specifications4 requirements
Reinforced handle material
Addresses:Handle breaks→Stainless steel 304, 2mm thick
Built-in temperature indicator
Addresses:No temp display→LCD display, +/- 1°F accuracy
Ergonomic lid mechanism
Addresses:Lid too tight→Quarter-turn release, <2 lb force
Increased capacity
Addresses:Too small→32 oz minimum, wide mouth
Copy-paste ready brief for Alibaba suppliers. Your manufacturer finally understands what you actually want.
Supplier BriefReady to send
Requirements
- ●Stainless steel 304 body, 2mm wall thickness
- ●BPA-free Tritan lid with quarter-turn release
- ●Built-in LCD temperature display (+/- 1°F)
- ●32 oz capacity, wide-mouth opening (2.5")
Quality Checks
- ●Drop test: 4ft onto concrete, no dents or cracks
- ●Thermal retention: >6 hrs above 140°F
- ●Lid seal: no leaks at 45° angle after 500 opens
Scan an entire category to find products with the most fixable pain points. Ranked by opportunity score.
Water Bottles — Top Opportunities
Top PickInsulated Water Bottle 32oz
B0CX7K2M1N7 pain points
82A
Stainless Steel Travel Mug
B0DY3P8R4Q5 pain points
71B
Vacuum Flask w/ Handle
B0AW9N5T2K4 pain points
64B
Kids Water Bottle BPA-Free
B0BM6L1J8P3 pain points
45C
Built for serious sellers
Sellers Ship Better Products with Sellyze
Real sellers. Real results. No guesswork.
12products launched
“The supplier brief alone is worth the subscription. I paste it straight into my Alibaba messages. My manufacturers finally understand what I need without three rounds of back and forth.”
VS
Verified Seller
FBA Private Label, 12 products
40%unaddressed pain point
“Found a pain point that 40% of reviews mentioned but no competitor addressed. Launched a fix and hit page 1 in two months. This tool pays for itself.”
VS
Verified Seller
E-commerce, Home & Kitchen
Compare
Use Together, Not Instead
| Feature | Sellyze | Helium 10 | Jungle Scout |
|---|---|---|---|
| Best for | Validating a product opportunity | Amazon seller operations | Finding products to sell |
| Core question | Should I invest in this product? | How do I rank and optimize? | What sells and how big is the market? |
| Data sources | Reviews + YouTube + Reddit + Twitter + Ads | Amazon data + keywords | Amazon data + suppliers |
| Output | Pain points, profit estimate, specs, ad copy | Listing optimization, PPC, ops tools | Sales estimates, keyword data |
| Marketplaces | Amazon, Etsy, TikTok Shop | Amazon-focused | Amazon and Walmart |
| Use together | After finding a product elsewhere | To rank and manage listings | To discover products first |
| Chrome extension | Free on all plans including Free | Limited free, full data on paid plans | Requires paid subscription |
Pricing
Start Free. Scale When Ready.
Sign up and start analyzing for free. 5 credits, all marketplaces, no credit card. Upgrade when you need more.
Methodology
From reviews to profit
Paste a product URL. In 3 minutes, you know what buyers hate, how much you can make, and exactly what to build. Four stages. Fully automated.
01Find Complaints
AI reads up to 5,000 reviews across Amazon, YouTube, Reddit, and TikTok Shop
02Classify Problems
Every complaint sorted into 8 types. You see what's fixable and what's noise
03Score Opportunity
Revenue estimate, profit per unit, and a clear verdict: launch, test, or avoid
04Build the Fix
Supplier brief, product specs, and listing copy. Ready to send to your factory
Frequently Asked Questions
Sellyze analyzes competitor product reviews across Amazon, Etsy, and TikTok Shop. It classifies customer complaints into categories, scores the product opportunity, and generates supplier-ready specs, production briefs, and listing copy.
Yes. You get 5 free credits on signup with up to 200 reviews each. No credit card required. Paid plans start at $19/mo for more credits and deeper review analysis.
Helium 10 and Jungle Scout are excellent for keyword research, sales estimates, and seller operations. Sellyze is built for a different decision: understanding what customers hate about existing products and how to build a better version. Many sellers use both.
Amazon (13 regions), TikTok Shop (16 regions), and Etsy (global). All three platforms are available on every plan, including Free.
The score is based on 5 dimensions: pain point severity, market demand, competitive gap, profit potential, and entry barrier. Each dimension shows whether it is backed by real data or estimated, so you know exactly what the score is built on.
Yes. Sellyze turns repeated customer complaints into manufacturer-ready requirements, quality checks, material notes, and sample request language. You can send the brief directly to a supplier.
Trend Radar discovers trending products daily across 15 categories. It scans marketplace signals and validates them with social data from YouTube, Reddit, Twitter, and TikTok. Browse for free, then analyze any product with 1 credit.
Yes. For TikTok Shop products, Sellyze also analyzes video engagement, creator activity, comment sentiment, trend direction, and generates UGC hook ideas from real customer language.
Yes. The Sellyze Chrome extension is available on the Chrome Web Store. It adds a quick opportunity score badge to Amazon, Etsy, and TikTok Shop product pages so you can evaluate products without leaving the marketplace. You can also run a full analysis directly from the extension.
See Your Profit Before
You Order Inventory.
Paste a product URL. Get revenue estimates, buyer complaints, and a supplier brief in 3 minutes.
FREE5 product analyses. No credit card. No time limit.