Guides

Barcode & inventory know-how.

Practical how-tos, comparisons and background knowledge for anyone who wants to count stock faster.

AI-generated illustration: capturing barcodes by photo with the Scan2List app

Use cases

Moving: track boxes & household items

Number your boxes, scan them with one photo and check them off when you unload.

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Club equipment inventory

Track your gear and keep tabs on who borrowed what.

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Scan ISBN: catalog books by photo

Capture whole stacks of books with one photo, for libraries, used-book sales and buying.

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Tool tracking for contractors

Number your tools and log them per truck or job site with a photo.

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IT asset inventory

Inventory laptops, monitors and accessories with asset tags and serial numbers.

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How-tos

iPhone inventory count: 5-step guide

Load the list, photograph shelf by shelf, see what is missing. Step by step.

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Create an inventory count sheet: template & guide

Column layout, expected-vs-counted formula and tips. Build your own in five minutes.

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Inventory for restaurants, clubs & small stockrooms

Counting stock in small organizations, without an expensive system.

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Counting methods

Physical inventory count: timing & process

The classic year-end count, with a step-by-step checklist.

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Perpetual inventory & cycle counting

Counting throughout the year instead of all at once: how it works.

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Inventory shrinkage

Spot the causes, reconcile expected vs. counted in Excel and 7 ways to reduce shrink.

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Comparisons & decision guides

Handheld barcode scanner vs. smartphone app

What makes sense for a small business? Plus three ways to manage inventory with your phone.

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Barcode not scanning? 7 reasons

The most common causes and how to fix them. With a quick checklist.

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Basics & background

UPC, EAN, Code 128 & QR: which barcode for what?

The most important barcode formats compared, and where they are used.

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What is a GTIN? Explained simply

GTIN, UPC, EAN and SKU, clearly explained.

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Check digits explained

How the last digit of a barcode is calculated, with a calculator to try it out.

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EAN-13 explained

Structure, UPC vs. EAN-13, prefixes and the check digit.

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Code 128 explained

Code sets A, B, C, the check character and GS1-128.

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SSCC explained

The 18-digit Serial Shipping Container Code on pallets and cartons.

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FNSKU for Amazon FBA

How it differs from ASIN and UPC, and how to check FBA shipments.

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Documents and PDF

Scan a document on iPhone

With Notes, with Files or Preview, and with Scan2List. When each way is the right one.

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Edit a scanned document

Add text, change printed text, sign, and copy the text out of the scan.

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Fill in and sign a form

Scan a form, fill in the fields, tick boxes, sign and send it back as a PDF.

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Merge scans into one PDF

Turn several scans or photos into a single PDF and set the order.

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Convert a photo to PDF

Turn one photo or several photos into a PDF, also with several pages.

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Free tools

Check digit calculator

Calculate the check digit for EAN-13, EAN-8 and UPC-A, or validate a barcode.

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Barcode label generator

Create an item table, generate EAN-13 or Code 128 barcodes and print them.

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Inventory template for Excel

Free inventory list template for businesses, clubs and home inventory.

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