Design Studio (art-pia.com) is a free pixel art maker built for creating custom designs for the cozy life game Heartopia. Upload any photo or illustration and it is automatically converted into pixel art that matches the in-game canvas size, so you can prepare outfit, canvas and sign designs in a fraction of the time.
Converted pixel art is displayed as a blueprint with a color number on every cell, so you can reproduce it in the game square by square without guessing. A block-based work mode tracks your progress in 10×10 sections, and a full editor with pen, fill, shapes, text and image tools is included — all completely free.
Besides Heartopia-specific canvases, a free-size canvas mode lets you create pixel art at any dimensions. Even if you are new to pixel art, just follow the guided steps — conversion method, noise reduction and color reduction — while watching the live preview.
The problem this tool is built to solve is the most tedious part of the process: taking the design in your head and fitting it into a limited grid with a limited number of colors. Deciding every cell by hand tends to leave you with far too many colors, or with fine detail that quietly wrecks the overall balance. Running the image through perceptual color matching and the color reduction sliders gets that groundwork done in a couple of minutes, so your time goes into finishing touches and into placing the dots in-game.
Pixel art is an art of constraints. Because both the grid and the palette are limited, what you leave out and where you concentrate detail is what decides how the piece reads. Alongside the tool we publish articles on choosing a palette, drawing on very small canvases, and using dithering to suggest gradients. When a conversion does not look right, understanding these ideas often shows you what to fix faster than changing settings at random.
A. Yes, every feature is free. Signing in with a Google account lets you save and share your works.
A. Illustrations and icons with few colors and clear contrast work best. For photos, stronger noise reduction and color reduction settings help.
A. Yes. The free-size canvas mode lets you create pixel art at any size and save it as an image.
A. Your creations belong to you. If you base a design on someone else's image, please respect the rights holder's terms.
A. It runs in the browser on phones, tablets and PCs. Add it to your home screen to use it like an app.
A. Around 15 to 25 is a comfortable target if you plan to rebuild the design in-game. More colors mean more palette switching and longer work sessions, and beyond a point extra colors actually make pixel art look blurrier rather than richer. Watch the color count shown in the reduction step and cut as far as you can without breaking the image.
A. After picking a conversion method, work in the order noise reduction then color reduction. Clearing the speckle first makes it much easier to see which colors are worth keeping. Within the reduction step, apply step 1 (dropping rarely used colors) fairly strongly first, then fine-tune with step 2 (merging similar colors).
A. Yes. The block work mode splits the canvas into 10×10 sections you can check off one at a time, and your progress is saved. That makes it realistic to finish a large design a few blocks at a time whenever you have a spare moment.
A. No. Public works are reviewed by an administrator before they appear in the gallery, so there is a delay after you submit. Works that use images, logos or characters owned by someone else without permission cannot be published.
A. First switch between the conversion methods and compare them. If that does not help, raise noise reduction to medium or strong. When it still bothers you, the cause is usually the source image or the crop rather than the settings. Our troubleshooting guide lists common symptoms with their causes and fixes.
A. Ten: Japanese, English, Korean, Chinese, Russian, Indonesian, Filipino, Thai, Vietnamese and French. You can switch at any time from the language selector at the bottom of the screen.
This is an unofficial fan-made tool. It is not affiliated with the developers or publishers of Heartopia.