Alterar DPI de Imagem Online Grátis
Converta imagens JPG, PNG e WEBP para 300 DPI ou 600 DPI para impressão de alta qualidade no Etsy e Amazon.
Arraste e solte suas imagens aqui
Supports JPG, PNG, WEBP, BMP, TIFF (Unlimited Batch Upload)
Arquivos Convertidos (0)
Recursos Poderosos para Criadores e Impressão
Tudo o que você precisa para converter e preparar imagens digitais para impressão profissional.
Conversão Binária no Navegador
Our converter modifies the JFIF APP0 and EXIF header tags directly inside your browser. This ensures 0.1-second instant conversion without uploading files to remote servers.
Calculadora de Tamanho de Impressão
Calculates the physical print dimensions in Inches and Centimeters for your image at 300 DPI or 600 DPI, so you know exactly how large your poster or card will print.
Processamento em Lote e ZIP
Upload dozens of image files simultaneously. Convert entire collections for Etsy or Amazon Merch in one click and download them as a compressed ZIP file.
Privacidade 100% no Cliente
Your photos contain private memories or valuable copyright art. Our local Web API engine guarantees your files never leave your computer or touch external cloud storage.
Predefinições (Etsy / Amazon)
Pre-configured buttons for popular print services. Quickly switch between 300 DPI for Etsy printables, 300 DPI for Amazon Merch T-shirts, or 600 DPI for fine art prints.
Flexibilidade de Formato (JPG & PNG)
Choose between JPEG output for general photography or PNG for transparent graphic artwork, while preserving full color profile metadata.
Guia Completo de Resolução DPI de Imagem e Preparação para Impressão
A resolução digital é fundamental para fotografia, design gráfico e produtos de impressão sob demanda no e-commerce. Whether you are an Etsy seller offering downloadable wall art, an Amazon Merch designer submitting t-shirt artwork, or a photographer sending high-resolution photos to a printing press, understanding Dots Per Inch (DPI) is essential to delivering professional, razor-sharp results.
🔍 DPI vs PPI: Qual é a Verdadeira Diferença Técnica?
PPI (Pixels Per Inch) describes the resolution density of a digital computer monitor, tablet, or smartphone screen. It specifies how many digital pixels are displayed per inch of screen space.
DPI (Dots Per Inch) refers to physical ink droplets sprayed per inch by a commercial printing press or desktop inkjet printer. When commercial print services inspect your uploaded image files, they read the embedded 300 DPI resolution metadata tag to determine ink output density.
Padrões de Resolução DPI Recomendados para Impressão
Selecting the correct DPI resolution depends on the physical medium and viewing distance of your final printed product:
🎨 Etsy Digital Prints
300 DPI is mandatory for selling digital art printables on Etsy (8x10", 16x20", or 24x36" posters).
👕 Amazon Merch / POD
Requires 4500 x 5400 px at 300 DPI for apparel, t-shirts, and hoodie printing.
📷 Fine Art Photography
600 DPI provides ultra-high clarity for museum-grade canvas or glossy photo paper prints.
🖼️ Large Format Banners
150 DPI is optimal for outdoor vinyl banners viewed from a distance of 5+ feet.
Como o Tamanho Físico de Impressão (Polegadas e CM) é Calculado
Your image's physical print size is calculated using the standard resolution formula:
Physical Print Inches = Pixel Dimension ÷ DPI Resolution
For example, a 2400 × 3000 pixel image configured at 300 DPI will print perfectly as an 8 × 10 inch physical poster (2400 ÷ 300 = 8 inches; 3000 ÷ 300 = 10 inches).
Perguntas Frequentes (FAQ)
Tudo o que você precisa saber sobre conversão de DPI e formatos.
Cmd + I to open the Inspector window ➔ Look at the "DPI Width" and "DPI Height" values in the General Info tab.