Free · Private · Runs in your browser

Turn any photo into nail-and-thread string art — the kind made by winding a single high-contrast thread between hundreds of pins. No uploads, no sign-up.

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What it does

A real string-art machine, in software

Upload a photo and the app recreates it the way an artist would — placing virtual nails, then pulling one continuous thread between them thousands of times. Shading emerges purely from where the strings cross.

From any photo

Drag, drop, or paste any JPG, PNG, or WebP. Portraits work beautifully, or any image with large enough details.

The genuine algorithm

A greedy line solver picks the single best thread to add at every step — the same approach used to build physical string-art portraits.

Total control

Canvas, thread & nail colors, nail size, density, accuracy, shading depth, hand-drawn squiggle, CMYK color threads, and luminosity blending.

Yours to keep

Download a high-resolution PNG or copy straight to your clipboard. Everything runs locally — your photo never leaves your device.

How to use

Three steps to your own piece

No tutorials needed — load a picture and start pulling threads.

Upload a photo

Click, drag & drop, or paste an image. A first version is generated automatically the moment it loads.

Tune the look

Adjust colors, nail density, accuracy and blend mode. The preview redraws so you can dial in exactly the style you want. Just click the "Generate string art" button to see new results.

Download & share

When it looks right, export a crisp PNG or copy it to your clipboard. Your settings are remembered for next time.

Ready to make one?

It’s free, it’s instant, and it works right here in your browser.

Launch the tool