Image to Base64 Converter

Convert images to Base64 encoded strings online. Free image to Base64 converter for developers.

Drag & drop an image here, or click to select

Supports PNG, JPG, GIF, SVG, WebP and more

What is Image to Base64?

Image to Base64 encoding converts binary image data into an ASCII text string. This is useful for embedding images directly in HTML, CSS, or JavaScript without requiring a separate HTTP request. Base64-encoded images are commonly used in data URIs, email templates, and API payloads. Our tool processes everything in your browser — your images are never uploaded to any server.

How to Convert Images to Base64: A Developer's Guide

Learn how to convert images to Base64 encoded strings, when to use data URIs in your web projects and the performance trade-offs every developer should know.