StitchMath

StitchMath is a set of free knitting calculators and tools for crafters who need help with gauge, sizing, yarn math, and pattern adjustments. It is described as an AI-enhanced knitting toolkit that aims to make knitting and crochet math simpler.

The site includes calculators and generators for a range of project tasks. Listed tools include a knitting gauge calculator, evenly spaced increase and decrease calculations, gauge adjustment for pattern stitch counts, a customizable sweater pattern generator, a needle size chart for US, UK, and metric sizes, a yarn weight chart that converts WPI to standard weights and needle sizes, yarn substitution, sleeve decrease calculations, a universal blanket size tool with cast-on calculations, a crochet chain calculator for blanket starting chains, sock sizing, a scarf calculator, a granny square planner, yarn held together calculations for two strands, and a yarn estimator for yardage. The page also mentions guides such as how to knit a swatch and understanding weights.

StitchMath says the knitting gauge calculator is its most popular tool for perfect gauge adjustments, and its tools are presented as being enhanced with AI. The site also notes that its articles cover topics such as fiber selection, sweater shaping, yardage estimation, yarn combination, gauge swatches, and yarn substitution. It includes affiliate shopping links to knitting needles, yarn organization, and essential kits on Amazon, and states that it participates in the Amazon Services LLC Associates Program.

The service is delivered through the StitchMath website and is labeled as free. Its content and tools are organized into sections for tools, charts, calculators, and guides, with the page title and headings identifying it as a knitting calculator and tool site.