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Yes. YarnCro offers 3 free pattern builds per day — no credit card required. Describe any project (amigurumi, blanket, hat, garment) and get a complete stitch-by-stitch pattern grounded in 1M+ real crochet instructions. Pro users get 50 builds/day.

Can I generate an amigurumi pattern with YarnCro?

Yes. YarnCro specialises in amigurumi pattern generation. Describe your character, choose your yarn weight and difficulty level, and YarnCro generates a complete round-by-round amigurumi pattern including magic ring start, increase/decrease shaping, and assembly instructions.

How do I identify a crochet stitch from a photo?

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Is there a crochet app for left-handed people?

Yes. YarnCro Pro includes a dedicated Left-Handed Mode that generates fully mirrored instructions throughout every pattern. This is a unique feature — no other crochet app offers dedicated left-handed pattern generation.

What is the difference between UK and US crochet terms?

UK and US crochet use the same stitch names for different stitches. US single crochet = UK double crochet. US double crochet = UK treble crochet. YarnCro Pro lets you toggle between UK and US terminology so every generated pattern uses your preferred system automatically.

How do I calculate how much yarn I need for a crochet project?

YarnCro's free Yardage Calculator estimates yarn requirements based on your stitch count, row count, gauge, and stitch type — grounded in real consumption data from 1M+ patterns. It accounts for stitch-specific multipliers (e.g. bobble stitches use 3× more yarn than single crochet).

Can I reverse engineer a crochet pattern from a photo?

Yes. YarnCro Pro's Reverse Engineer feature analyses any photo of a finished crochet item and reconstructs the complete pattern — including materials, gauge, construction method, and every round or row. Great for recreating items found at thrift stores or on social media.

Does YarnCro work for crochet beginners?

Yes. YarnCro is designed for all skill levels. Beginners get a free row counter, yarn stash tracker, step-by-step video tutorials, and can set difficulty to Beginner when generating patterns. The step-by-step pattern player breaks every pattern into single instructions you follow one at a time.

What is the best free crochet row counter app?

YarnCro includes a free multi-project row counter with progress bars, project notes, photo log, and a built-in project timer. It auto-saves your position and links to pattern instructions so you always know which stitch comes next. No subscription needed.

How do I generate a crochet hat pattern for a specific size?

In YarnCro's Pattern Generator, select 'Hat' as the item type, then choose your size (XS to 2XL) with the Pro size selector. YarnCro generates exact stitch counts and row numbers for your chosen size, including negative ease calculations for a proper fit.

Generated by YarnCro

Amigurumi Fish

by Luisa Cempulik·September 11, 2026·crochet·amigurumi

Math-verified

Amigurumi Fish

Meet your fish! Every part below is math-verified — the stitch counts add up round by round. Always make a gauge swatch; finished size depends on your yarn and tension.

Materials

Worsted / DK yarn in your main colour
Small amounts of black & brown for details
Crochet hook 2.5–3.0 mm
Safety eyes 10 mm
Fiberfill stuffing
Yarn needle · scissors · stitch marker

Abbreviations

MR = magic ring
sc = single crochet
inc = increase
dec = decrease
st(s) = stitch(es)
rnd(s) = round(s)
FO = fasten off

Pattern

Head

Insert the safety eyes before you close the opening. Stuff firmly, then sew to the body.

Rnd 1: MR, 6 sc (6 sts) Rnd 2: Inc in each st around. (12 sts) Rnd 3: (Sc 1, inc) 6 times. (18 sts) Rnd 4: (Sc 2, inc) 6 times. (24 sts) Rnd 5: (Sc 3, inc) 6 times. (30 sts) Rnd 6: (Sc 4, inc) 6 times. (36 sts) Rnd 7: Sc in each st around. (36 sts) Rnd 8: Sc in each st around. (36 sts) Rnd 9: Sc in each st around. (36 sts) Rnd 10: (Sc 4, dec) 6 times. (30 sts) Rnd 11: (Sc 3, dec) 6 times. (24 sts) Rnd 12: (Sc 2, dec) 6 times. (18 sts) Rnd 13: (Sc 1, dec) 6 times. (12 sts) Rnd 14: Dec in each st around. (6 sts)

FO, leave a long tail for sewing.

Round body

Stuff firmly before closing; position it beneath the head.

Rnd 1: MR, 6 sc (6 sts) Rnd 2: Inc in each st around. (12 sts) Rnd 3: (Sc 1, inc) 6 times. (18 sts) Rnd 4: (Sc 2, inc) 6 times. (24 sts) Rnd 5: (Sc 3, inc) 6 times. (30 sts) Rnd 6: (Sc 4, inc) 6 times. (36 sts) Rnd 7: (Sc 5, inc) 6 times. (42 sts) Rnd 8: Sc in each st around. (42 sts) Rnd 9: Sc in each st around. (42 sts) Rnd 10: Sc in each st around. (42 sts) Rnd 11: Sc in each st around. (42 sts) Rnd 12: (Sc 5, dec) 6 times. (36 sts) Rnd 13: (Sc 4, dec) 6 times. (30 sts) Rnd 14: (Sc 3, dec) 6 times. (24 sts) Rnd 15: (Sc 2, dec) 6 times. (18 sts) Rnd 16: (Sc 1, dec) 6 times. (12 sts) Rnd 17: Dec in each st around. (6 sts)

FO, leave a long tail for sewing.

Fin (make 2)

Work flat, do not stuff, and sew to the side of the body as a fin or flipper.

Rnd 1: MR, 6 sc (6 sts) Rnd 2: Inc in each st around. (12 sts) Rnd 3: (Sc 1, inc) 6 times. (18 sts)

FO, leave a long tail for sewing.

Tail

Stuff lightly and sew to the lower back.

Rnd 1: MR, 6 sc (6 sts) Rnd 2: Inc in each st around. (12 sts) Rnd 3: Sc in each st around. (12 sts) Rnd 4: Sc in each st around. (12 sts) Rnd 5: Sc in each st around. (12 sts)

FO, leave a long tail for sewing.

Assembly

Sew the head to the round body.
Sew the tail to the back of the body.
Sew the fins evenly to the body.
Embroider the remaining facial details (optional).

Finished size

About 18–22 cm tall (depends on yarn & tension).

Pattern by YarnCro · yarncro.com — stitch counts math-verified. Make a gauge swatch; fit not guaranteed.

Make your own custom crochet pattern

Describe what you want to make — YarnCro writes the full pattern and checks every stitch count.