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Project calculators
Plan complete crochet and knitting projects, from materials and sizing to time and cost.
Crochet blanket yarn calculatorStart with a quick range based on blanket size and yarn weight, or use a measured sample for a more accurate estimate.Open calculatorGranny square calculatorPlan the number and orientation of granny squares needed for a blanket, panel or other rectangular layout.Open calculatorSweater yarn calculatorEstimate yarn for a sweater, cardigan or vest with separate body, tapered-sleeve and finishing calculations.Open calculatorHat yarn calculatorEstimate crochet or knitting yarn for a fitted hat with the crown and folded brim calculated separately.Open calculatorProject cost calculatorAdd yarn, supplies, working time and overhead to understand what a handmade project actually costs.Open calculatorHandmade price calculatorBuild a selling price that covers materials, paid working time, overhead and your target profit margin.Open calculatorSleeve taper calculatorPlan sleeve decreases between cuff and upper arm over the available rows.Open calculatorRaglan increase calculatorPlan paired raglan increases across the available yoke rows.Open calculatorBaby blanket yarn calculatorEstimate yarn for a baby blanket from finished size and measured swatch consumption.Open calculatorScarf yarn calculatorEstimate yarn for a scarf from its width, length and swatch consumption.Open calculatorShawl yarn calculatorEstimate yarn for a shawl from planned dimensions and swatch consumption.Open calculatorYarn stash sufficiency calculatorCompare matching yarn already in your stash with a project estimate plus safety allowance, then calculate complete extra skeins only when needed.Open calculatorAmigurumi shape calculatorBuild a symmetric amigurumi sphere or capsule from finished diameter, height and measured round gauge.Open calculatorGranny square layout plannerCompare both orientations of a blocked motif and plan the whole-piece grid, finished dimensions and joining workload.Open calculatorC2C calculatorTurn a measured corner-to-corner block into a rectangular grid, complete diagonal row sequence and sample-based yarn estimate.Open calculatorBlanket project calculatorUse the blanket project calculator to turn your own measurements into a clear, editable result.Open calculatorSweater project calculatorEstimate sweater yarn from finished body measurements, tapered sleeve dimensions, finishing allowance and a measured swatch.Open calculatorHat project calculatorEstimate hat yarn from the straight section, reduced crown area, folded brim and a measured swatch.Open calculatorSock calculatorTurn a blocked sock gauge and finished foot measurements into a cast-on, heel allocation and round-by-round foot and toe plan.Open calculatorGranny square blanket calculatorCompare both orientations of a blocked motif and plan the whole-piece grid, finished dimensions and joining workload.Open calculatorTemperature blanket calculatorPlan a temperature blanket from calendar length, rows per day, measured yarn use and your expected distribution across five color bands.Open calculatorAmigurumi project calculatorEstimate amigurumi yarn from the total pattern stitch count and yarn measured across a representative group of stitches.Open calculatorProject time calculatorEstimate total craft time, remaining work, daily pace and a realistic finish date from one timed section.Open calculatorProject finish date calculatorUse the project finish date calculator to turn your own measurements into a clear, editable result.Open calculatorRows per day calculatorUse the rows per day calculator to turn your own measurements into a clear, editable result.Open calculator