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Free AI Crochet Tool

Turn Granny Square Portrait Photos into Crochet Patterns

Turn photos into giant multi-block granny square pixel portraits. Free, no signup. Upload your photo and the AI generates a pixel-perfect crochet pattern with row-by-row instructions in seconds.

Upload Your Granny Square Portrait Photo

First pattern free · No signup · PDF, PNG & CSV export

✨ Designer-Crafted Service · 24h Express Delivery
100% Satisfaction Guarantee

Don’t Want to Struggle with Pixel Settings? Let Our Designers Craft Your Granny Square Portrait Pattern.

Raw photo generators often create muddy colors, messy backgrounds, and confusing charts. Our design team personally tunes your granny square portrait's photo, balances the fur contrast, and matches real yarn brand shade codes for you.

Hand-Calibrated Color Balance:

No dark blotches or awkward fur artifacts. Every tone is balanced for real-world yarn.

Exact Yarn Brand Codes & Skein Counts:

Matched to Stylecraft Special DK, Red Heart Super Saver, or Paintbox with exact balls to purchase.

10+ Page Printable PDF Guide:

Includes multi-page high-contrast symbol charts, written row-by-row instructions, and project tracking sheets.

“I was overwhelmed trying to pixelate my golden retriever's portrait myself. AeternaCraft hand-tuned the chart and gave me exact yarn codes. My blanket turned out absolutely breathtaking!”

— Sarah M., Austin TX★★★★★ Verified Maker
Done-For-You Package
$19.99$39.99Save 50%

One-time payment · No subscription · Free revisions

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You can upload your photo immediately on the next page or reply directly to your order confirmation email.

Why Granny Square Portrait photos make great crochet patterns

Combine the world's most classic crochet technique — the Granny Square — with cutting-edge pixel portraiture! Instead of single stitches, each pixel represents an entire solid granny square.

A low-resolution grid (e.g. 25×25 or 30×30 pixels) translates into 625 individual granny squares that piece together into a gigantic, show-stopping bedspread.

Our studio groups squares by color and generates a square assembly map, so you can crochet individual squares on the go and join them later.

Photo tips for granny square portrait patterns

  • Use high-contrast graphic portraits with bold, recognizable features
  • Keep details simple — low-res pixel art thrives on bold shapes
  • Limit colors to 6–10 for manageable square production

Recommended colour count

6–10 colours (bold, distinct shades that don't blend into each other)

How to turn a granny square portrait photo into a crochet pattern

  1. 1

    Prepare your photo

    Use high-contrast graphic portraits with bold, recognizable features.

  2. 2

    Upload to AeternaCraft Studio

    Drag and drop your image into the Studio at aeternacraft.com/studio/, or click to browse. JPG, PNG, and WebP files up to 10 MB are accepted.

  3. 3

    Choose your colour count

    6–10 colours (bold, distinct shades that don't blend into each other).

  4. 4

    Pick your stitch mode

    Choose Single crochet (sc) for sharp pixel detail or Corner-to-corner (C2C) for a softer, tapestry-like texture.

  5. 5

    Generate and export

    Click Generate. The AI creates your pattern instantly. Download as PDF (with row-by-row instructions and a recommended yarn kit), PNG, and CSV.

Frequently asked questions

How do Granny Square pixel portraits work?

Set your grid dimensions to 20–30 stitches in AeternaCraft Studio. Each grid cell becomes one solid 3-round granny square (approx. 7–10 cm wide).

How big is a 30×30 granny square blanket?

With 8 cm squares, a 30×30 square blanket measures 240×240 cm (fits a King-sized bed comfortably).

Ready to start?

Upload your granny square portrait photo and generate your first crochet pattern for free — no signup required.

Open AeternaCraft Studio

See real granny square portrait transformations in the  Studio gallery.