Image Base64 Converter

Convert images to Base64 strings or restore Base64 to images. Supports PNG, JPG, GIF, WebP, SVG

Select Image

Drop image here or click to select

Supports: PNG, JPG, GIF, WebP, SVG, BMP (All processing done locally)

Documentation

Overview

Image Base64 Converter supports both directions: image-to-Base64 encoding and Base64-to-image decoding for embedding, transport, and debugging.

Core Features

Drag-and-drop or file-select image upload.
Output as raw Base64, Data URI, HTML img, or CSS url(...).
Decode pasted Base64 text into image preview.
Copy text output and download encoded/decoded results.

How To Use

Upload an image in the Image to Base64 tab.
Choose output format, then copy/download the text.
Paste Base64 input in the Base64 to Image tab.
Convert, preview, and download the decoded image.

Use Cases

Inline small assets in HTML/CSS.
Text-based transport during API debugging.
Quick validity check for Base64 payloads.
Building reproducible examples in docs/tutorials.

FAQ

Does Base64 increase file size?

Yes. It typically increases payload size by about one-third.

Why does decoding fail?

Common causes include incomplete input, invalid characters, or incorrect data prefix format.

Privacy

All upload, encoding, and decoding are processed locally in your browser. No image/text data is uploaded.