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Sign maker

Builds a print ready sign around your code, sized for how far away it will be read, and checks that the finished sign still scans.

Checked against the live tool on 27 October 2026 by decoding the codes it made.

All docs

At a glance

Formats
Six, from a business card to a window sign
Code size
Set by the format
Check
Decodes the finished sign
Downloads
PDF, and PNG at 300 dpi

Formats and code sizes

FormatPaperCodeRead from
Table tentA6, 105 × 148 mm45 mm (1.8 in)about 40 cm
Counter cardA5, 148 × 210 mm60 mm (2.4 in)about 60 cm
Wall posterA4, 210 × 297 mm100 mm (3.9 in)about 1 m
Window signA4, 210 × 297 mm150 mm (5.9 in)about 2 m
Sticker60 × 60 mm35 mm (1.4 in)up close
Business card back85 × 55 mm20 mm (0.8 in)in the hand

Fields

FieldUse
Where the code should goThe link or text in the code
HeadingLarge text above the code, such as Scan for the menu
Line under the codeOptional, such as Point your camera at the code. Not printed on the sticker format.
Business nameOptional, centred along the bottom. Not printed on the sticker format.
Ink and paper colourAny colours. Keep the ink much darker than the paper.

Check and downloads

The sign maker decodes the finished sign. When it reads, it tells you the code's width and reading distance; when it does not, it says to shorten the link or raise the contrast between ink and paper.

  • PDF at the paper size of the format.
  • PNG at 300 dpi.

Print at 100%Choose actual size or 100% in the print dialog, not fit to page. Scaling changes the code size the format was chosen for.

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