ASIN to UPC API & Product Data
B2B product data API — convert ASIN to UPC/EAN, run bulk lookups, and map identifiers across 1.6+ billion products.
Free barcode lookup tools for sellers & developers
EcomSource.ai is a global product database for UPC lookup, barcode search, ASIN-to-UPC conversion, and bulk barcode lookup via API — an affordable alternative to BarcodeLookup, Go-UPC, and EAN-Search.
APIs & conversion
Product data API
REST API for UPC, EAN, ASIN & catalog JSON
B2B data API
#2 Search Console query — wholesale & catalog teams
Amazon product data API
PA-API alternative for ASIN & barcode data
ASIN to UPC API
Convert Amazon ASIN to UPC, EAN & GTIN
UPC to ASIN
Map supplier barcodes to Amazon ASINs
Free lookup tools
UPC lookup
Free UPC code search for any retail product
UPC code lookup
Find product name, brand, and Amazon ASIN by UPC
EAN lookup
European Article Number (EAN-13) search
Barcode lookup
Search UPC, EAN, GTIN, and ISBN barcodes online
GTIN vs UPC
Identifier guide for sellers — when to use each
Barcode finder
Identify products from barcode numbers instantly
GTIN lookup
Global Trade Item Number search and validation
ISBN lookup
Book barcode lookup for ISBN-10 and ISBN-13
Bulk barcode lookup
API batch lookup for thousands of UPCs and EANs
Product Intelligence Dashboard
Comprehensive product data with ASIN, identifier mapping, variations, categories, and manufacturer details.
| Product Information | ASIN Tool | UPC/EAN | Type | Manufacturer | Model # | Classification |
|---|---|---|---|---|---|---|
| SanDisk Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive | B0DNV2XFJQ | — | PARENT | SanDisk | B0DNV2XFJQ | External Solid State Drives |
| SanDisk 2TB Extreme Portable SSD - Up to 1050MB/s, USB-C, USB 3.2 Gen 2, IP65 Resistance - SDSSDE61-2T00-G25 | B08HN37XC1 | 619659184674 | CHILD | Western Digital Technologies, Inc. | SDSSDE61-2T00-G25 | External Solid State Drives |
| SanDisk 1TB Extreme Portable SSD - Monterey - SDSSDE61-1T00-G25M | B0C59G4TLQ | 619659205157 | CHILD | Western Digital Technologies, Inc. | SDSSDE61-1T00-G25M | External Solid State Drives |
| SanDisk 1TB Extreme Portable SSD - Sky Blue - SDSSDE61-1T00-G25B | B0C5SDQVNL | 619659204778 | CHILD | Western Digital Technologies, Inc. | SDSSDE61-1T00-G25B | External Solid State Drives |
| SanDisk 8TB Extreme Portable SSD - High Capacity - SDSSDE61-8T00-G25 | B0DLK38TR9 | 619659208998 | CHILD | Western Digital Technologies, Inc. | SDSSDE61-8T00-G25 | External Solid State Drives |
Everything in One API Call
From identifier conversion to full product intelligence — get structured, actionable data instantly.
UPC ↔ ASIN Conversion
Instantly convert between ASIN, UPC, EAN, and GTIN identifiers across 1.6B+ products.
Complete Product Info
Brand, manufacturer, model, 4-level category hierarchy, pricing, and release dates.
Attributes & Compliance
Bullet points, hazmat classification, transportation regulatory data, and more.
Product Images
Up to 20+ CDN-hosted images per product with variant labels (MAIN, PT01, etc.).
Dimensions & Weight
Item and package dimensions for FBA fee calculation and shipping logistics.
Sales Rank Data
Best Seller Rank across display groups and classifications for competitive analysis.
UPC Lookup, Right on Amazon
Our Chrome extension overlays product data directly on Amazon & Walmart pages. See ASINs, UPCs, and variation types without leaving the page.
| ASIN | UPC | Type |
|---|---|---|
| B0113UZJE2 | 679113377950 | CHILD |
| B097141VBH | 810043374828 | CHILD |
| B0BB6MBR9C | 810043377768 | CHILD |
| B07JB2XRNT | 817915024751 | CHILD |
| B0FMTCKQ89 | 817915023891 | PARENT |
| B0B2R6VG5Z | 810043377195 | CHILD |
Instant UPC/EAN Lookup
See product identifiers directly on Amazon & Walmart product pages — no copy-pasting needed.
Full Variation Data
Get ASIN, UPC, and variation type for every child and parent listing in one glance.
50 Free Lookups/Day
Start using immediately with 50 free daily searches. Upgrade for unlimited access.
Works on Chrome & Chromium browsers. No account required for 50 free daily lookups.
Barcode Lookup API
UPC lookup, EAN search, bulk barcode lookup, and ASIN conversion — 1.6B+ products, one REST API.
Instant ASIN ↔ EAN/UPC/GTIN Resolution
Resolve any ASIN to its EAN, UPC, GTIN identifiers with catalog IDs and variation types. Perfect for real-time marketplace integrations.
Clean JSON for ML Pipelines
Every response includes title, description, images, weights, categories, and full variation trees. Ideal for training datasets and catalog enrichment.
[
{
"asin": "B07FCZSC41",
"variationType": "PARENT",
"identifiers": [
{ "identifier": "0810043378307", "type": "EAN" },
{ "identifier": "810043378307", "type": "UPC" },
{ "identifier": "00817915023891", "type": "GTIN" },
{ "identifier": "817915023891", "type": "UPC" }
],
"summary": [{
"brand": "Etekcity",
"itemName": "Etekcity Smart Food Kitchen Scale...",
"manufacturer": "Etekcity",
"modelNumber": "ESN00",
"classification1": "Digital Scales",
"listPrice": 39.99,
"listPriceCurrency": "USD"
}],
"dimensions": [
{ "type": "item", "height": 0.6, "width": 6.3, "length": 9.2, "weight": 1.2 },
{ "type": "package", "height": 1.34, "width": 7.20, "length": 10.51, "weight": 1.52 }
],
"salesRanks": [
{ "type": "displayGroup", "categoryName": "Kitchen & Dining", "rank": 2 },
{ "type": "classification", "categoryName": "Digital Kitchen Scales", "rank": 1 }
]
},
...
]Simple, Transparent Pricing
Start free, scale as you grow. No hidden fees.
Free
Free forever lookup tool
- 10 daily lookups (Web & Extension)
- Basic EAN/UPC mapping
- Standard email support
- Variation Data
- Buy Box & Analytics
Starter
For active Amazon sellers
- 3,000 monthly lookups
- Chrome Extension access
- Full Variation Data (Parent/Child)
- Standard email support
- Buy Box Pricing & Sales Rank
- Seller count analytics
Pro
For professional power sellers
- 10,000 monthly lookups
- Full Variation Data (Parent/Child)
- Buy Box Pricing & Sales Rank
- Seller count analytics
- Instant chat support
Let's Get in Touch
Facing any issue? Communication is the key. Let's talk.