PNG Sample Images Generator
Generate PNG sample images with transparency support in various sizes. Create icons, web graphics, and social media images.
✨ Generado localmente en tu navegador
Muestras Listas para Descargar
Descarga archivos de muestra pre-construidos al instante. Sin configuración.
Icon 32×32 (Transparent)
Small transparent icon for web/app use
Transparent IconsIcon 64×64 (Transparent)
Medium transparent icon with alpha channel
Transparent IconsIcon 128×128 (Transparent)
Large transparent icon for desktop apps
Transparent IconsIcon 256×256 (Transparent)
Extra large transparent app icon
Transparent IconsIcon 512×512 (Transparent)
High-resolution app icon with transparency
Transparent IconsPNG 100×100
Small square PNG image
Standard SizesCrear Archivo Personalizado
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Generate high-quality PNG sample images with full transparency support. Perfect for testing image handling, creating placeholder graphics, and developing applications that require lossless images with alpha channels.
What is PNG Format?
PNG (Portable Network Graphics) is a raster graphics format that supports lossless data compression. Created as an improved, non-patented replacement for GIF, PNG offers full-color imaging, alpha channel transparency, and gamma correction. It is widely used for web graphics, icons, logos, and any image requiring transparency or exact color reproduction.
Why Use PNG Sample Images?
Test transparency handling in image processing pipelines
Create placeholder graphics for UI/UX mockups
Verify alpha channel support in your applications
Generate test data for image optimization tools
Develop and test responsive image implementations
Create sample icons and logos for design systems
Common PNG Use Cases
Web Development Testing
Test how your website handles various PNG sizes, from small icons to large hero images. Verify transparency renders correctly on different backgrounds.
App Icon Development
Generate app icons in all required sizes (16px to 1024px) to test your build pipeline and ensure icons display correctly on all devices.
Image Processing Pipelines
Create test images to verify your image optimization, resizing, and format conversion tools handle PNG alpha channels correctly.
UI Component Testing
Generate placeholder images for testing cards, galleries, avatars, and other UI components before final assets are ready.
PNG Generator Features
Sizes from 100×100 to 4K (3840×2160)
Full alpha channel transparency support
Custom background and text colors
Dimension text overlay option
Social media optimized sizes
Mobile app icon sizes included
Lossless compression
All files generated in your browser
Cómo Funciona
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Preguntas Frecuentes
What makes PNG different from other image formats?
PNG (Portable Network Graphics) supports lossless compression and full alpha channel transparency. Unlike JPEG, PNG preserves exact pixel data and supports transparent backgrounds, making it ideal for icons, logos, and graphics with sharp edges.
When should I use PNG over JPEG?
Use PNG when you need transparency, sharp text, logos, icons, or images with few colors. PNG is better for graphics with hard edges. Use JPEG for photographs and complex images where file size matters more than perfect quality.
What is alpha channel transparency?
Alpha channel is a special layer in PNG that defines transparency for each pixel. It allows 256 levels of transparency (0-255), enabling smooth edges and partial transparency effects that JPEG cannot achieve.
What are common PNG sizes for web development?
Common web PNG sizes include: favicons (16×16, 32×32), app icons (64×64 to 512×512), thumbnails (150×150), OG images (1200×630), and full-width images (1920×1080). The optimal size depends on your use case and display requirements.
How can I reduce PNG file size?
Reduce PNG size by: using fewer colors (PNG-8 for simple graphics), optimizing with tools like TinyPNG, removing unnecessary metadata, using appropriate dimensions, and considering WebP as an alternative for web use.