Free Artist Tools

Free Digital Art Calculators & Print Resolution Tools

ArtistTool helps designers, illustrators, creators, and print sellers solve the production math behind sharper uploads and cleaner physical output.

Popular workflows

Pixels to Print

Convert image dimensions into print size in inches and centimeters at any DPI.

Thumbnail Size

Check recommended thumbnail dimensions and safe areas for video and marketplace platforms.

Aspect Ratio

Simplify image ratios and resize graphics without distortion.

DPI / PPI

Check print DPI and display PPI for sharper exports and better screen planning.

Quick Tool Finder

Find a calculator in seconds

Search by intent, not by guessing URLs. Try terms like 300 DPI, thumbnail, A4, or aspect ratio.

Pixels to Print

Convert image dimensions into print size in inches and centimeters at any DPI.

DPI / PPI

Check print DPI and display PPI for sharper exports and better screen planning.

Paper Size Chart

Reference A-series paper sizes in mm, cm, and inches for print planning.

A4 Size

Check A4 dimensions in inches, centimeters, and millimeters for print setup.

A3 Size

Check A3 dimensions in inches, centimeters, and millimeters for layout and print prep.

Poster Size Guide

Compare common poster dimensions and choose the right format for artwork and wall prints.

300 DPI Chart

Quick-reference chart for common print sizes and their pixel dimensions at 300 DPI.

4x6 at 300 DPI

See the exact pixel dimensions needed for a 4 x 6 inch print at 300 DPI.

DPI, paper, poster, and print-size calculators for physical output.

Social

Thumbnail, feed, banner, and video dimension references for major platforms.

Converters

Dimension, unit, and image conversion utilities for design workflows.

Featured Tools

These are the pages users land on when they need an answer fast: common print dimensions, thumbnail specs, ratio checks, and export math.