Convert any image to a Base64 encoded string. Get Data URI, CSS background, or HTML img tag format instantly. 100% private and free.
Click to upload or drag & drop an image here
File: -
Size: -
Base64 Length: -
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How to Convert Image to Base64
1
Upload Image
Click the upload box or drag & drop any image file.
2
Choose Format
Select Plain Base64, Data URI, CSS, or HTML tag output.
3
Copy Code
Click Copy to Clipboard and paste the code wherever needed.
Why Use Our Image to Base64 Converter
🔤 Multiple FormatsGet plain Base64, Data URI, CSS, or HTML output.
⚡ Instant EncodingConvert images in milliseconds using FileReader API.
🔒 100% PrivateEncoding happens locally — nothing is uploaded.
🆓 Completely FreeNo signup, no watermark, no limits.
📋 One-Click CopyCopy the encoded string instantly to clipboard.
🖼️ Any Format SupportedWorks with JPG, PNG, GIF, WebP and more.
Frequently Asked Questions
What is Base64 image encoding used for? ▾
Base64 encoding lets you embed images directly inside HTML, CSS, or JSON as text, avoiding separate file requests. It's useful for small icons, emails, and inline assets.
Is this Image to Base64 converter free to use? ▾
Yes, this tool is 100% free with no signup required and no limits.
Does Base64 encoding increase file size? ▾
Yes, Base64 encoding typically increases the data size by about 33% compared to the original binary file.
Is my image uploaded to a server? ▾
No. The encoding happens entirely in your browser using the FileReader API. Your image never leaves your device.