Image to Base64 & Data URI Encoder

Convert images into Base64 strings and HTML/CSS Data URIs for inline embedding.

Choose Image(s) or Drag & Drop

JPG, PNG, WebP, AVIF, GIF, TIFF supported. Up to 30 image(s) (max 50MB each).

Select Images

About Image to Base64

<p>Convert PNG, JPG, SVG, and WebP images into compact Base64 strings and ready-to-paste CSS/HTML Data URIs for inline email and web embedding.</p>

100% Privacy Protected

High Speed Processing

No Registration Required

How to Use Image to Base64 Online

<ol><li>Upload your image files.</li><li>Configure your desired settings or presets.</li><li>Click Process and preview your result.</li><li>Download your processed image or ZIP archive.</li></ol>

Key Features

Generates raw Base64 and Data URI

Includes HTML <img> and CSS snippet

Shows exact character count and size

One-click copy to clipboard

Frequently Asked Questions

Is ReviewIt.xyz free to use?

Yes, all 15 PDF tools on ReviewIt.xyz are 100% free to use with no account registration or credit card required.

Are my uploaded PDF documents secure?

Absolutely. Your uploaded files are encrypted during transit, processed in isolated temporary scratch directories, and automatically purged. We never inspect or store your documents permanently.

Can I use ReviewIt.xyz on mobile devices?

Yes, ReviewIt.xyz is fully responsive and works seamlessly across Android, iPhone, iPad, Windows, Mac, and Linux web browsers.

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