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Image to Base64

Turn an image into a Base64 data URL.

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Your files are processed in your browser and never uploaded to our servers.
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How to use Image to Base64

follow along with the steps below

Step 1 illustration1

Open the tool on this page and add an image.

Step 2 illustration2

Adjust the options if you need to. Results update right on the page.

Step 3 illustration3

Copy or download a Base64 string. Nothing is uploaded, so you can repeat as often as you like.

Image tools illustration
Image tools
Private tools that run in your browser
Private in your browser
Laptop and phone: works on any device
Works on any device

About Image to Base64

Image to Base64 is a free online tool from Supreme Pro. Turn an image into a Base64 data URL. It runs in your browser, so there is nothing to install and no account to create. Image tools need to be quick and private, so everything is processed on your own device.

Common uses

  • Make photos smaller or sharper before sharing them or uploading to a website
  • Prepare pictures for social media, documents or online forms
  • Fix everyday photo problems without installing an editor

Tips for best results

  • Work on a copy of your photo so the original stays untouched
  • Use PNG for graphics and logos, JPG or WebP for photos
  • Check the preview before you download the result

Features

  • Lets you convert an image into a Base64 data URI
  • Free to use, no account or sign-up
  • Private — runs entirely in your browser
  • Works on phones, tablets and computers

Practical tips

Base64 images can be embedded straight into HTML or CSS, which saves a request for small icons. The encoded text is about a third larger than the file, so avoid it for big photos. Keep a copy of the original image file.

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Frequently Asked Questions about Image to Base64

Quick answers about using Image to Base64.

What is the Image to Base64?

The Image to Base64 is a free online tool from Supreme Pro. Turn an image into a Base64 data URL. You can use it to convert an image into a Base64 data URI.

How do I use the Image to Base64?

Open this page, add an image in the tool above, adjust any options you want and read or download a Base64 string. Everything happens on the same page, so there is nothing to install.

Is the Image to Base64 free?

Yes. The Image to Base64 is free to use and does not need an account or sign-up.

Is my data safe when I use the Image to Base64?

Yes. The tool runs in your browser, so anything you add — such as an image — is processed on your own device rather than being sent to our servers.

Does the Image to Base64 work on mobile phones?

Yes. The page is responsive and works in modern browsers on phones, tablets and computers.

Can I use the Image to Base64 offline?

Once you have opened this page, your browser can often reload it without a connection because Supreme Pro saves its core files for offline use. Open it once while online first.

Are my files uploaded anywhere?

No. Files are read and processed locally in your browser and are not uploaded to a server.

When should I use Base64 images?

For very small images where saving an extra file request is worth the extra size.

Is it secure?

It is only an encoding, not encryption. Anyone can decode it.

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Why people choose Supreme Pro

Fast results
Fast resultsTools open instantly and finish in seconds.
Private by design
Private by designFiles stay in your browser and are never uploaded.
Works everywhere
Works everywhereUse it on a phone, tablet or computer.
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Free foreverNo sign-up, no watermark, no hidden fees.