Base64 to Image Converter Online Free
Paste a Base64 encoded string and convert it back to a downloadable image. Supports all image formats.
Result
How to Convert Base64 to Image
- Paste — Paste your Base64 string (with or without the
data:image/...prefix). - Convert — Click "Convert to Image" to generate the image.
- Download — Save the generated image as a PNG file.
Frequently Asked Questions
No. If your string doesn't start with "data:", the tool will automatically add the correct prefix.
Any format that your browser supports: PNG, JPG, WebP, GIF, BMP, and more. The tool detects the format from the data URI.
Browser memory is the only limit. Very large Base64 strings (>10MB) may be slow to process on older devices.
Why Convert Base64 to Image?
Decoding Base64 strings back to downloadable images is a common need for web developers, API engineers, and anyone working with encoded image data. When you receive image data from APIs, email source code, database exports, or web scraping results, it often arrives as a Base64 text string. Our decoder converts these strings instantly back to viewable, downloadable image files that you can use in any application.
Typical use cases include: extracting images from API response payloads, recovering images from HTML source code or CSS files, debugging encoded image data during development, converting database-stored image blobs to files, and extracting embedded images from email source code. The decoder automatically detects the image format from the data URI prefix (image/png, image/jpeg, image/webp, etc.) and produces the correct output file. If no prefix is present, our tool intelligently adds the appropriate one. All processing happens locally in your browser — the Base64 string is never sent to any server.
Privacy, Trust, and Support
This tool is part of ImageConvert Tools, a browser-based utility site that publishes clear information about how processing works, which formats are supported, and how users can get help. Image processing happens locally in your browser for speed and privacy. For site details, visit the About page, review the How It Works guide, or contact support through the Contact page. Latest tool-page review: April 2026.