Free Crochet Craft Tools & Calculators
Interactive calculators, row counters, size converters, and planning tools engineered specifically for yarn crafters. 100% offline-ready.
Row Counter
Offline-ready interactive row counter with audio chime, haptic vibration, reset, and log history.
Stitch Counter
Multi-section stitch counter to track complex repeat rounds, shaping increments, and motif counts.
Project Tracker
Keep track of active WIPs, completion status, yarn stash used, hook sizes, and photo logs.
Gauge Calculator
Compare your swatch gauge to pattern target gauge to calculate exact stitch & row count adjustments.
Yarn Calculator
Estimate total yards/meters and skeins needed for blankets, sweaters, baby items, and plushies.
US ↔ UK Crochet Pattern Converter
Instantly convert crochet patterns between US and UK terms while preserving line breaks, repeats, and stitch counts.
Yarn Weight Converter
Standard 8-tier yarn chart (Lace to Jumbo) with WPI (Wraps Per Inch), recommended hooks, and substitutes.
Hook Size Converter
Convert metric millimeter (mm) hook sizes to US letter sizes, UK numbers, and Japanese sizes.
Needle Size Converter
Quick reference converter between metric (mm), US, and UK knitting needle measurements.
Granny Square Calculator
Calculate total granny squares needed for any blanket dimension plus assembly border yardage.
Blanket Calculator
Calculate starting chain, row counts, and yardage for standard blanket sizes (Baby, Throw, Queen, King).
Border Calculator
Calculate side edge stitch pick-ups and corner repeat multiples for perfectly flat blanket borders.
Yarn Cost Calculator
Calculate total raw material investment per project including skein prices, partial usage, and tax.
Selling Price Calculator
Calculate fair retail selling prices for craft items incorporating yarn cost, labor rate, and profit margin.
Yarn Substitute Finder
Find compatible alternative yarns with identical fiber content, gauge, and weight class.
Pattern Difficulty Checker
Interactive quiz to assess pattern difficulty level (Beginner to Advanced) based on techniques used.
Pattern PDF Organizer
Save, tag, search, and organize your favorite downloadable PDF crochet pattern files in one place.
Crochet Timer
Log crafting time, calculate your stitching speed (rows per hour), and set ergonomic break alerts.
Pattern Library / Collections
Organize saved patterns into custom visual folders like "Gift Ideas", "Blankets", or "Winter Wear".
Crochet Abbreviation Dictionary
Comprehensive US vs UK crochet stitch glossary with stitch diagrams and step-by-step descriptions.