Guides for sellers buying EAN & UPC barcodes.

Practical guides for Amazon, eBay, Shopify and worldwide retail sellers — what to buy, how to use it, and how to avoid the traps.

• 2023-12-08

  How EAN barcodes boost your Amazon offering methodology

  How using EAN barcodes properly improves your Amazon listings: ASIN attachment, brand registry, listing speed, and avoiding suspensions.

• 2023-04-11

  EAN barcodes on Amazon

  Using EAN barcodes on Amazon: what counts as a valid identifier, how Amazon checks against GS1, and why GS1-originated codes matter.

• 2023-03-26

  UPC vs EAN: understanding barcode standards for global commerce

  UPC vs EAN — which barcode do you need? Differences, regions, Amazon compatibility, and which to choose for UK, EU and worldwide retail.

• 2023-03-05

  Generate EAN-13 barcodes with Libre Barcode fonts

  Generate EAN-13 barcodes using free Libre Barcode fonts in Word, Google Docs, or any DTP tool — without a paid barcode generator.

• 2023-01-15

  Why you should use Code 128 to send sensitive data

  Code 128 as a high-density linear barcode for internal data: when to use it, what it can encode, and how it compares to EAN-128.

• 2022-11-15

  What is EAN-13 and why is it important?

  EAN-13 explained: the global product identification standard used on Amazon, eBay and worldwide retail.

• 2022-10-22

  How to create an EAN barcode Excel sheet

  Step-by-step guide to building an EAN-13 barcode tracker in Excel: validation formulas, check-digit calculation and bulk lookup.

• 2022-10-13

  Why EAN-128 barcodes matter on goods & products

  EAN-128 / GS1-128 explained: when supply chains require it, the data it can encode, and how to print it correctly.

• 2022-10-05

  What to look out for when buying a GS1 barcode

  Buying a GS1 barcode: how to verify origin, avoid resold codes already in use, and check certificates of authenticity.

• 2022-09-23

  Why Amazon needs UPC / EAN barcodes

  Amazon requires a valid UPC or EAN for new product listings. Why this matters, and how to get codes that pass verification.

• 2022-09-06

  What are the GTIN types?

  GTIN-8, GTIN-12 (UPC-A), GTIN-13 (EAN-13), GTIN-14 — what each is for, and which one your product needs.

• 2022-09-05

  EAN-8 barcodes explained

  When to use EAN-8 instead of EAN-13: small product packaging, allocation rules, and how Amazon treats them.

• 2022-09-04

  Need EAN codes for SAP?

  EAN codes for SAP product masters: getting GS1-originated identifiers and registering them in SAP for retail integration.

• 2022-09-03

  How to optimise your product listing on Shopify

  Optimising Shopify product listings: identifiers, schema, image sizing, copy hierarchy and conversion patterns.

• 2022-09-02

  How to create barcode images in PNG, JPG, or GIF format

  Generate scannable barcode images in PNG, JPG, or GIF — for packaging, marketplace upload, and retail labelling.

• 2022-09-01

  Best strategies for growing a product range on eBay

  How to expand a profitable product range on eBay without inventory bloat — identifiers, listing automation, and demand testing.

• 2022-08-31

  How to make your products stand out on eBay

  Practical tips for eBay sellers: listing copy, photos, identifiers (EAN/UPC), pricing strategy, and category placement.

• 2022-08-30

  Purchase UPC codes for Amazon

  Where to purchase UPC codes for Amazon, what to look out for, and how to avoid grey-market codes that get listings suspended.

• 2022-08-29

  Buy GTIN for Amazon

  Buy GTIN numbers for Amazon listings. GS1-originated EAN-13 codes that satisfy Amazon's GTIN requirement for new product listings.

• 2022-08-28

  How to get Amazon barcodes (UPC / EAN)

  The fastest way to get barcodes accepted by Amazon — GS1-originated EAN-13 or UPC-A, with certificate of authenticity for listing approval.

• 2022-08-27

  Buy UPC labels — printing barcodes for retail products

  Where and how to buy UPC labels, what label sizes to use for retail, and how to print barcodes that scan reliably.

• 2022-08-26

  GS1, UPC barcodes & GTIN — what they are and why they matter

  GS1, UPC and GTIN explained for sellers buying barcodes for Amazon, eBay and worldwide retailers.

• 2022-08-02

  How to create an EAN barcode

  Step-by-step on how to create a valid EAN-13 barcode: getting a GS1 prefix, generating the check digit, rendering the image, and using it on Amazon.