Who it’s for Makers

Personalization app for makers. Stop laying out every order by hand.

For sublimation, DTF and DTG, UV, laser engraving and vinyl on your own equipment. Shoppers design on your product page, and each order arrives as the file your process needs, at your blank’s exact size. No retyping names, no resizing photos.

An order in your dashboard: a sublimation mug, a vinyl decal and a laser-cut ornament, each with its shopper’s approved proof beside its print file.

How a personalised order arrives. Already laid out.

No order notes to retype, no photos to fit by hand: the shopper lays out the design on your print area, and Kastomise makes the file.
  1. 01

    They design on your product page

    Photos in the layouts you draw, their own text in your fonts, or one of your designs, on your real print area.

  2. 02

    They approve the proof

    The review step shows the finished design. Photos too small to print well get a warning before then.

  3. 03

    They pay as usual

    Through your Shopify checkout. On a Kastomise Hosted page, they save the design and give you its code instead.

  4. 04

    You open the file

    One print-ready file for each print area, at your blank’s size, ready for your print, laser or cutting software.

The file your process needs. Say how it’s made; Kastomise suggests the file.

Answer “How is this product made?” in a product setup’s Settings and change anything you like. Its Technique check warns you about text too small or lines too thin for the method.
  • Sublimation

    A transparent sRGB PNG at the resolution you set, for mugs, tumblers and polyester. Mirror it in the file, or leave the mirroring to your print software.

  • DTF and DTG

    A transparent PNG. For DTF it can have hard edges only, so every pixel is either fully opaque or clear.

  • UV printing

    A transparent PNG, or a CMYK PDF with a white ink plate under the art or the whole shape, as a spot colour.

  • Laser engraving and cutting

    A laser SVG or PDF at true size in millimetres: outlined text, one exact colour each to engrave, score and cut, photos in greyscale. Or an engraving PNG.

  • Vinyl

    A cutter SVG with each vinyl colour as one filled shape in millimetres, bottom layer first. It also downloads as a DXF.

  • Print and cut

    A transparent PNG, or a CMYK PDF with a vector cut line traced from the product’s shape, as a spot colour.

Every file, side by side

These are standard file types, but software differs, so run a test file through yours before you take orders.

The print files Kastomise makes, what each suits and what you can add to it
FileWhat it isSuitsYou can add
CMYK PDF/X-4What it is: Colour-managed CMYK on a transparent background, with the FOGRA39 or GRACoL 2013 profile embedded.Suits: Trade printers and print shops; UV printing with white ink; print and cut with a cut line.You can add: Bleed, crop marks, black text on the black plate only, a cut line and white ink as named spot colours, mirroring.
sRGB PNGWhat it is: A transparent PNG at the resolution you set.Suits: DTF, DTG, sublimation, UV printing, and print and cut.You can add: Bleed, mirroring, hard edges for DTF, or an engraving file: text in solid black, photos in greyscale or dithered to 1-bit.
sRGB JPEGWhat it is: A JPEG on white at the resolution you set.Suits: Photo printing.You can add: Bleed, mirroring.
Laser SVG or PDFWhat it is: True size in millimetres: text as outlined shapes, one exact colour for each operation, photos as a greyscale image. No fonts to install.Suits: Laser engraving and cutting.You can add: Text engraved, scored or cut out; photos engraved or left out; the outline cut, scored or left out; mirroring.
Cutter SVG, with a DXFWhat it is: Each vinyl colour as one filled shape in millimetres, bottom layer first. It also downloads as a DXF.Suits: Vinyl cutting, such as heat-transfer vinyl and decals. Text and outlines only.You can add: Mirroring.

Start from a starter. Or from your own print template.

Each starter is a working product setup, with its method’s file and settings. Change the sizes to match your blanks.
  • Mug: photo + name

    11 oz wrap, 22.86 × 8.89 cm (9 × 3.5 in)

    sRGB PNG for sublimation

  • Tumbler: photo + name

    20 oz skinny wrap

    sRGB PNG for sublimation

  • DTF transfer: logo

    Four sizes, 4 × 4 in left chest to 12 × 14 in full back

    PNG with hard edges, for DTF

  • Text plaque

    15 × 5 cm plate

    Laser SVG, engraved

  • Wood sign: family name

    12 × 9 in sign blank

    Laser SVG, engraved

  • Ornament: name + year

    3 in round, hanging hole

    Laser SVG, engraved and cut out

  • Vinyl name decal

    Up to 8 in wide

    Cutter SVG with a DXF

  • Photo print

    A4 portrait

    CMYK PDF/X-4

  • Photo collage

    4 to 12 photos on A4

    CMYK PDF/X-4

Send us your print template →Product setup guide →

Maker FAQ What makers ask.

Methods, files, what shoppers can personalise, and using your own template.

Who is Kastomise for?

Businesses that make personalised products themselves: makers who print, engrave or cut in-house (sublimation, DTF and DTG, UV, laser engraving or vinyl), print shops and photo labs, sign shops, framers, trophy and engraving shops, and brands whose trade printer prints from their files. Kastomise gives you the print files; it doesn’t print or ship anything, and it doesn’t connect to print-on-demand services.

Which print methods does Kastomise suit?

Trade print, DTF and DTG, sublimation, UV printing, laser engraving, vinyl cutting, and print and cut. In a product setup’s Settings, answer “How is this product made?” and Kastomise suggests the file and settings for that method, such as a transparent PNG with hard edges for DTF, a laser SVG for engraving, or a CMYK PDF/X-4 with bleed for a trade printer. You can change any of them. Its Technique check then warns you about text smaller, or lines thinner, than the method’s typical minimums, or than your supplier’s own numbers. Shoppers never see these warnings.

What file do I get, and will my printer take it?

A print-ready file for each print area of every order, in the format you choose for each product setup: a CMYK PDF/X-4 with a transparent background and the FOGRA39 or GRACoL 2013 colour profile embedded, a transparent sRGB PNG, an sRGB JPEG on white, a laser SVG or PDF, or a cutter SVG for vinyl that also downloads as a DXF. Laser and cutter files are at true size in millimetres, with text as outlined shapes. Any file can be mirrored, and the PDF, PNG and JPEG can have bleed. The PDF can also have crop marks, plus a cut line and white ink in spot colours, and a PNG can be an engraving file, with text in solid black and photos in greyscale. Images are made at the resolution you set (300 PPI by default, anywhere from 72 to 600). These are standard file types, but printers’ software differs, so run a test file through yours before you take orders. Download one file, a zip per item, or a zip of the whole order from the Orders page in your dashboard. There’s nothing to resize or re-place.

What can shoppers personalise?

Photos, logos, text and your own designs. They upload JPG, PNG, HEIC, WebP, SVG or PDF files (only a PDF’s first page is used), and an SVG, PDF or WebP logo keeps its transparent background. They pick one of the photo layouts you draw, from a single photo to a collage of more than four, and drag and zoom each upload into place. Each photo section asks for a photo, an image or a logo, as you choose, and every message shoppers read about it uses that word. They type their own text and choose its colour and alignment, within the character limits you set. You choose the fonts, including your own uploaded ones: give each line its own font, or let shoppers pick from a list you choose. You can also offer your own designs, uploaded as SVG artwork, and a design can set its own lines of text in its own fonts. An “Upload your own” choice takes a shopper’s logo or photo instead. On Pro and Studio, shoppers can also pick a colour for each area of a 3D model of the product.

What comes with each order?

Each personalised order appears on the Orders page in your dashboard with a print file for each print area and a preview of each, what the shopper typed and chose (with the fonts and layouts it printed in), and the proof they approved before adding it to the cart. Each file shows its print size, resolution and lowest photo resolution, with a warning when a photo is low resolution. The order’s zip adds a job sheet with a page for each personalised item. You can export orders as a CSV, including a fixed-column layout for merge software, and mark items printed as you go.

Can I use my existing print template?

Yes. Send it with a setup request: a dieline or your supplier’s template (SVG, PDF, AI, EPS or an image), a spec sheet, or just a product link. We build the product setup from it at its exact sizes, as a fixed-price service, and check it against your spec before you review it. To build it yourself, type your template’s sizes into the editor: every print area, photo slot and line of text is measured in centimetres, and you can also drag them into place on the editor’s canvas, which measures in centimetres too.

All 24 questions →

Your next personalised order, print-ready.

Set up your first product today, from a starter or your own print template. One product setup free, no credit card, no time limit.

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