A Pepakura alternative that runs in your browser.
Same job, no install, and it works the same on a Mac, a PC or a Chromebook. Here is an honest side by side.
What is the best browser-based Pepakura alternative?
3D to Flat unfolds 3D models into printable, true-to-scale paper templates with editable seams, glue tabs and numbered joins, entirely in a browser tab.
Pepakura Designer is the long-standing desktop standard and still the only option if you want to open existing .pdo files. Everything else, including unfolding your own model, tidying the seams, printing the model's own color onto the sheets and exporting buildable pages, happens in a browser with nothing to install.
3D to Flat compared with Pepakura Designer
| Feature | 3D to Flat | Pepakura Designer |
|---|---|---|
| Runs on | Any modern browser: Mac, Windows, Linux, Chromebook | Windows desktop application |
| Install | None, open a page and load a model | Download and install |
| Import | OBJ, STL, 3MF, binary FBX, GLB, glTF, ZIP | A wide set of 3D formats, plus .pdo |
| Unfolding | One-click automatic, with editable seams | Automatic, with editable seams |
| Editing | Cut and rejoin edges, move, rotate, split, merge, tab width | Comparable editing tools |
| Tabs and folds | Glue tabs, mountain and valley lines, numbered joins | Glue tabs, fold lines, numbered joins |
| Color and textures | Printed color from the model's textures and materials, or plain line work | Textured templates supported |
| Export | PDF with build guide, SVG for cutting machines, DXF for CAD | PDF and image export, cutting machine support in paid version |
| Scale | Real-world sizing in mm or inches with a printed ruler on every sheet | Real-world sizing |
| Price | Free plan, Pro at $9 per month or $59 per year | One-time license |
When should you still use Pepakura?
If you want to open and edit the large library of existing .pdo files, Pepakura remains the right tool.
When is 3D to Flat the better fit?
When you are on a Mac or Chromebook, when you want to start without installing anything, when you want full-color sheets printed straight from the model, or when you need SVG and DXF output for a cutting machine or CAD workflow.
It also prints a plain-language build guide with pictures of each step, numbered joins and a ruler on every sheet, which makes handing a template to someone else much easier.
See it with your own model
Load a model and compare the result yourself.
Open the studio