Get your next
label job right.
Work out print sizes, supplies and costs. Check a barcode number. Choose a tool and get an answer as you type.
Find your calculator ↓What do you need to do?
15 calculators available
Set your print size
Get the right dimensions for your label printer.
Printer Dots Calculator
Convert mm or inches to printer dots, and dots back to a size.
Open calculatorZPL Label Size Calculator
Turn label width and height into ZPL ^PW and ^LL commands.
Open calculatorBarcode X-Dimension Calculator
Choose a whole-dot width for the smallest barcode module.
Open calculatorPlan materials & costs
Estimate labels, ribbons and the budget for your next job.
Label Roll Calculator
Estimate the number of labels on a roll from its measurements.
Open calculatorThermal Ribbon Calculator
Find out how many ribbons you need for your label quantity.
Open calculatorLabel Cost Calculator
Compare two options: cost per label and whole-roll purchase budget.
Open calculatorLabels Remaining on Roll Calculator
Estimate how many labels are left on a partly used roll.
Open calculatorLabel Roll Diameter Calculator
Check how large a roll will be for a given label count.
Open calculatorThermal Print Job Planner
Combine dimensions, supplies and costs in a printable job sheet.
Open calculatorCheck a barcode number
Find a missing check digit or check an existing number. This does not verify product registration.
GS1 Check Digit Calculator
Calculate or validate GTIN and SSCC check digits, one at a time or in a batch.
Open calculatorGTIN-14 Check Digit Calculator
Complete or check a 14-digit GTIN.
Open calculatorUPC Check Digit Calculator
Complete or check a UPC-A number and see its GTIN format.
Open calculatorEAN-8 Check Digit Calculator
Complete or check an eight-digit EAN number.
Open calculatorSSCC-18 Check Digit Calculator
Complete or check an 18-digit logistics identifier.
Open calculatorModulo 11 Check Digit Calculator
Calculate or validate an ISBN-10 check character, including X.
Open calculatorNo matching calculator. Try a shorter term such as “roll”, “dots” or “check digit”.
Need a little guidance?
Worked examples and practical checks explain what to enter and how to use the answer.
Clear methods. No account needed.
Every calculator includes its method, an example and its limits. Your inputs are processed in your browser; there is no calculation service receiving your job data.
LabelOps Lab is an independent resource, not affiliated with or certified by Zebra Technologies, GS1 or another standards body. About our tools and editorial policy →