Stop Manually Googling UPCs. 1 API Call = Full Product Data
Instantly convert ASINs to UPC, EAN & GTIN across 1.6B+ products. Retrieve real-time pricing, sales rank, and variation data in milliseconds — zero manual searching required.
Free Barcode & API Lookup Tools
EcomSource.ai provides global database tools for UPC lookup, barcode search, ASIN conversion, and bulk batch processing — built as an affordable alternative to legacy lookup providers.
APIs & Data Conversion
High-performance REST API endpoints for developers and sellers
Product Data API
REST API for UPC, EAN, ASIN & full catalog JSON
B2B Data API
Built for wholesale catalog enrichment & enterprise teams
Amazon Product Data API
PA-API high-speed alternative for ASIN & barcode metadata
ASIN to UPC API
Convert Amazon ASINs to UPC, EAN & GTIN instantly
UPC to ASIN API
Map supplier & manufacturer barcodes directly to ASINs
Free Web Lookup Tools
Search and verify barcodes & product identifiers online
UPC Lookup
Free instant UPC code search for any retail product
UPC Code Lookup
Find product name, brand, specs, and Amazon ASIN by UPC
EAN Lookup
Global & European Article Number (EAN-13) identifier search
Barcode Lookup
Search UPC, EAN, GTIN, and ISBN barcodes online effortlessly
GTIN vs UPC Guide
Identifier comparison guide for sellers — when to use each
Barcode Finder
Identify products from barcode numbers instantly in real-time
GTIN Lookup
Global Trade Item Number search and validation engine
ISBN Lookup
Book barcode & publication lookup for ISBN-10 and ISBN-13
Bulk Barcode Lookup
Batch API lookup processing thousands of UPCs and EANs
Looking for Detailed Comparisons?
Read our in-depth guides comparing EcomSource against legacy barcode providers for pricing, 1.6B+ catalog depth, and API speed.
ASIN Lookup — Frequently Asked Questions
Everything you need to know about ASIN lookups, identifier conversion, and product data on EcomSource.
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.
ecomSource Extension
Live Overlay Widget
| 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.
Global Product Intelligence Data Explorer
Instantly inspect real-time catalog outputs—including ASIN to UPC mappings, parent-child variations, 4-level category hierarchies, and verified manufacturer specs.
| 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 |
| Apple 2020 MacBook Air Laptop M1 Chip, 13” Retina Display, 8GB RAM, 256GB SSD Storage | B08N5WRWNW | 194252037141 | CHILD | Apple Computer | MGN63LL/A | Laptops & Notebooks |
| Apple iPad mini (6th Generation): with A15 Bionic chip, 8.3-inch Liquid Retina Display, 64GB | B09G9BL5CP | 194252518176 | CHILD | Apple Computer | MK7P3LL/A | Tablets & E-Readers |
| Apple AirPods Pro Wireless Earbuds with MagSafe Charging Case | B07ZPKN6CD | 019019924686 | CHILD | Apple Computer | MLWK3AM/A | Earbud Headphones |
| PlayStation 5 Console (PS5 Disc Edition) - Ultra-High Speed SSD | B08L5WHH27 | 711719541028 | CHILD | Sony Interactive Entertainment | CFI-1000A01 | PlayStation 5 Consoles |
| Nintendo Switch – OLED Model w/ White Joy-Con | B09B2W7VGZ | 045496882716 | CHILD | Nintendo of America | HEGSKAAAA | Nintendo Switch Consoles |
Barcode Lookup API
UPC lookup, EAN search, bulk barcode conversion, and ASIN catalog intelligence — 1.6B+ products via one REST endpoint.
Instant ASIN ↔ EAN/UPC/GTIN Mapping
Convert any Amazon ASIN to verified barcodes & GTINs in under 50ms for automated catalog workflows.
Clean JSON for Machine Learning & B2B
Normalized JSON responses with title, brand, dimensions, sales rank, and complete parent-child variation trees.
99.9% Uptime & Bulk Batch Endpoints
Process up to 10,000 barcode queries per request with dedicated API keys and rate limit controls.
{
"status": 200,
"query": "B07FCZSC41",
"data": {
"asin": "B07FCZSC41",
"variationType": "PARENT",
"identifiers": [
{ "type": "UPC", "identifier": "810043378307" },
{ "type": "EAN", "identifier": "0810043378307" }
],
"summary": {
"brand": "Etekcity",
"itemName": "Smart Kitchen Scale",
"category": "Digital Scales",
"price": 39.99
}
}
}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.