GridPaperLab

About GridPaperLab

GridPaperLab is a small, independent site that makes printable paper: graph, dot grid, isometric, hexagon, lined, handwriting, polar and log paper, in any spacing and on any common page size.

Why it exists

Printable graph paper is only useful if it is the size it says. A quarter-inch grid that comes out of the printer at 0.24 in is fine for doodling and wrong for a scale drawing, a knitting chart, a coordinate plane on a test or a quilt block. Many printable sheets online are images that the printer quietly shrinks to fit its margins, with no way to tell afterwards.

So the paper here is drawn as vector lines measured in printer's points, never as a picture, and every sheet can carry a small calibration ruler: if the printed ruler measures exactly 4 in (or 10 cm), every square on the sheet is right too. The page-size and unit standards behind the numbers are listed on the methodology page.

How it is built

  • Exact sizes in inches or millimetres. Every spacing, margin and page size is converted to points with the exact 25.4 mm inch, and every line is placed from those numbers, so 1/4 in means 18 pt and 5 mm means 14.173 pt everywhere on the sheet.
  • Made on your device. The preview, the PDF and the SVG are produced in your browser. There is no account and no upload, and the files carry no watermark.
  • Settings you can keep. A share link holds every setting, so a teacher can send a class the exact sheet, and the same link makes the same sheet next term.

Who it is for

Students and teachers who need graph, handwriting or coordinate-plane paper for tomorrow's lesson; engineers and scientists who want engineering, semi-log or millimetre paper without ordering a pad; makers, quilters, cross-stitchers and game designers who draft on grids; and journal keepers printing dot grid inserts. US Letter and inches are there for American users, A4 and millimetres for everyone else, and any custom size in between.

What you'll find here

  • Graph paper: Square grids from 1 mm to 1 in, with heavier lines, axes and engineering rulings.
  • Dot grid paper: Dots in any pitch for bullet journals, sketching and lettering.
  • Isometric paper: Triangle grids and isometric dots for 3D sketches and drawings.
  • Hexagon paper: Honeycomb grids for game maps, chemistry rings and quilt planning.
  • Lined paper: Wide, college, narrow and Gregg ruling, with or without a margin line.
  • Handwriting paper: Top line, dashed midline and baseline, with rows from 3/8 in to 1 in.
  • Polar graph paper: Rings and degree rays for polar plots, angles and radial designs.
  • Log graph paper: Semi-log and log-log paper with 1 to 6 cycles on each log axis.

Every page uses the same generator, so any of them can make any paper type, mix two patterns on one sheet (graph paper with a lined notes column, say), add name and date lines across the top, and save the settings in a link you can copy to share or keep. The guides explain how to print at actual size and how graph paper sizes compare.

Editorial standards

  • Page sizes follow ISO 216 for A sizes and ASME Y14.1 for US Letter and Tabloid; inch and millimetre conversions use the exact definition 1 in = 25.4 mm. The methodology page lists each source.
  • Where there is no standard, such as the spacing of college-ruled lines or handwriting rows, the site says so and uses the rulings printed on common notebooks and school paper rather than inventing precision.
  • Counts quoted on the pages, such as squares per sheet or lines per page, are computed by the generator itself, so the text and the tool always agree.
  • The generator runs in your browser and makes the same file from the same settings every time, so a shared link always reproduces the same sheet.

Accuracy and corrections

If a printed sheet measures differently from what the generator promised, or a size or convention on the site looks wrong, please get in touch with the share link and what your ruler showed. Mistakes are fixed, and real changes are recorded in the changelog.

Contact

Questions, bug reports and requests for paper types are welcome by email at hello@gridpaperlab.com.