Tools
Design and print converters by Polotno
Print and design unit converters built on top of the Polotno SDK. No signup, no email, fully client-side. Your files never leave your browser.
These tools are free and unencumbered. We built them on the same Polotno SDK that powers Polotno Studio and the embedded editor our customers ship in their own products. If you outgrow a tool here, the same canvas opens in Studio with one click.
Print & design unit converters
For designers, photographers, print-on-demand sellers, and anyone preparing files for print. Each converter has a print-quality verdict, an image-resolution validator, and a one-click hand-off to Polotno Studio at the same canvas size.
BLEED CALCULATOR
Bleed calculator: trim size + bleed to final print size, pixels, and safe zone
PIXELS ↔ INCHES
Pixels to inches converter: DPI-aware, with physical-size preview
INCHES ↔ PIXELS
Inches to pixels converter: pick a print size, get a sharp pixel canvas
MM ↔ PIXELS
Millimeters to pixels: A4, A5, business-card and EU print presets
PIXELS ↔ MM
Pixels to millimeters: convert any pixel canvas to metric print sizes
RGB → CMYK
RGB to CMYK converter: with ICC profile picker for accurate print
CMYK → RGB
CMYK to RGB converter: with profile-aware preview
HEX → RGB
HEX to RGB converter: with copy-ready CSS rgb() and hsl() output
RGB → HEX
RGB to HEX converter: live swatch, CSS output, contrast check
HEX → CMYK
HEX to CMYK converter: press-ready values through a real ICC engine
CMYK → HEX
CMYK to HEX converter: the screen color that matches the press
PANTONE → CMYK
Pantone to CMYK lookup: 1,100+ PMS codes with HEX values
DPI CALCULATOR
DPI calculator: effective print resolution and max print size
Print size references
Every standard paper size in pixels at 72–600 DPI, with bleed variants and one-click canvas setup at the exact dimensions.
A4 → PX
A4 size in pixels: every DPI, with bleed variants
A3 → PX
A3 size in pixels: every DPI, with bleed variants
A5 → PX
A5 size in pixels: every DPI, with bleed variants
A6 → PX
A6 size in pixels: every DPI, with bleed variants
LETTER → PX
US Letter size in pixels: every DPI, with bleed variants
LEGAL → PX
US Legal size in pixels: every DPI, with bleed variants
TABLOID → PX
Tabloid size in pixels: every DPI, with bleed variants
File inspectors
Answer questions about a file without converting it: fonts and layers inside PSDs, page sizes and print-readiness of PDFs. All parsing runs in your browser; files never leave your machine.
PSD FONTS
PSD font extractor: every font in a Photoshop file, no Photoshop
PSD LAYERS
Extract PSD layers: each layer as a transparent PNG, or all as ZIP
PDF SIZE
PDF page size checker: dimensions, standard sizes, and bleed per page
PDF PREFLIGHT
PDF preflight, structural print checks: size, trim, bleed, rotation
PDF ACCESSIBILITY
PDF accessibility checker: tags, language, alt text, form labels
PDF editing
Change a PDF and get a PDF back. Each of these parses the document into its separate text, image, and vector pieces, edits those, then writes a new file. Parsing and writing both happen in your browser, so the document never leaves your machine.
Add watermark
Add a watermark to a PDF: every page, still editable before export
Remove watermark
Remove a watermark from a PDF: found for you, removed once you confirm
Merge PDFs
Merge PDF files into one document, in the browser
Images → PDF
Image to PDF converter: one page per image, sized to fit
File converters
Drop a file and either download the converted result or open the parsed design in the live Polotno editor to preview, adjust, and export, entirely in your browser, no upload. The same conversion functions are available in the Polotno SDK if you want to do this in your own app.
SVG → PDF
SVG to PDF converter: vector PDF, edit before downloading
PDF → PPTX
PDF to PPTX converter: editable PowerPoint text boxes, not flat images
PDF → PNG
PDF to PNG converter: full resolution, no watermark, no upload
PDF → JPG
PDF to JPG converter: full resolution, edit before you export
PDF → SVG
PDF to SVG converter: multi-page PDFs as a ZIP of per-page SVGs
PDF → HTML
PDF to HTML converter: single self-contained HTML file
PDF → JSON
PDF to JSON converter: extract structured text, fonts, images, positions
SVG → JSON
SVG to JSON converter: Polotno design schema for editor handoff
PSD → PNG
PSD to PNG converter: layer-aware, no Photoshop required
PSD → JPG
PSD to JPG converter: native-resolution JPEG, no Photoshop
PSD → PDF
PSD to PDF converter: vector PDF with selectable text, edit before downloading
PSD → SVG
PSD to SVG converter: vector layers preserved, raster wrapped as embedded images
PSD → HTML
PSD to HTML converter: single self-contained HTML file
PSD → JSON
PSD to JSON converter: Polotno design schema for editor or LLM handoff
PSD → WEBP
PSD to WebP converter: web-ready images with transparency, no Photoshop
AI → PNG
AI to PNG converter: transparent background, any resolution, no Illustrator
AI → SVG
AI to SVG converter: vector stays vector, nothing traced
AI → PDF
AI to PDF converter: clean vector PDF with selectable text
AI → JPG
AI to JPG converter: high resolution from live vector data
Want one of these tools inside your product?
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