What is PNG?

PNG (Portable Network Graphics) is a raster image format that supports lossless compression and transparency. It's one of the most widely used formats for web graphics, logos, and images that need a transparent background.

PNG vs JPG

PNG

• Lossless compression—no quality loss when saving
• Supports transparency (alpha channel)
• Better for graphics, logos, screenshots, and images with sharp edges
• Typically larger file sizes than JPG for photos

JPG

• Lossy compression—smaller files but some quality loss
• No transparency support
• Better for photographs and complex images with many colors
• Smaller file sizes for photos

Why does PNG support transparency?

PNG includes an alpha channel—an extra byte per pixel that stores opacity. This allows each pixel to be fully opaque, fully transparent, or anywhere in between. JPG and most other formats don't support this, which is why PNG is the go-to format for logos, icons, and overlays that need to blend with any background.

When is PNG better than JPG or WebP?

• Logos and branding—transparent backgrounds work on any design
• Product images—e-commerce often needs clean product cutouts
• Screenshots and UI—sharp text and crisp edges
• Graphics with few colors—PNG compresses well for simple graphics
• When you need lossless quality—no compression artifacts

Use JPG or WebP when file size matters more than transparency (e.g., photos on a blog). Use WebP when you want modern format support with transparency and good compression.

Common use cases for PNG files

• Logos and website headers
• Product photos for e-commerce
• Profile photos and avatars
• Stickers and social media graphics
• Screenshots and documentation
• Icons and app assets
• Print materials with transparency

Create transparent PNGs with PNGmaker

PNGmaker helps you create and work with PNG files directly in your browser. Remove backgrounds, convert JPG to PNG, compress PNGs, and more—no uploads, no sign-up required.