Image to Base64
Image to Base64 is a free online image tool for changing PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, and AVIF files into TXT files. Image to Base64 accepts 7 MIME types, returns text/plain, includes 0 settings, and runs in your browser on the device.
Drop .png / .jpg / .jpeg / .webp / .gif / .bmp / .svg / .avif file here
or click to choose — or paste an image with ⌘V / Ctrl+V
Key facts
- Input
- 8 formats: PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, and AVIF (image/png, image/jpeg, image/webp, image/gif, image/bmp, image/svg+xml, image/avif)
- Output
- TXT (text/plain)
- Runtime
- your browser on the device
- Settings
- 0 controls; default conversion path
- File mode
- 1 input file creates 1 output file
- Cost
- $0, no account required
How to use Image to Base64
- 1
Open your PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, AVIF file
Drop your PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, AVIF file onto the page, or click to browse and pick one from your device.
- 2
Choose options
No options to configure. Image to Base64 uses sensible defaults.
- 3
Convert and download
Click Convert. Your TXT file is ready to download in seconds.
Image to Base64 details
First, Image to Base64 reads PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, and AVIF source files and prepares TXT output for the image workflow. Next, Image to Base64 keeps the conversion path simple with no extra controls. Additionally, Files and text stay in the browser session.
Drop in an image (PNG, JPG, WebP, GIF, BMP, SVG, AVIF) and download a.txt file containing a base64 data URL. Data URLs let you inline an image directly into HTML (img src), CSS (background-image: url(...)), or JSON payloads; no separate file fetch needed. The output preserves the original MIME type. Image to Base64 runs locally in your browser; your image never gets uploaded.
Common searches
- image to base64
- convert image to base64
- image base64 encoder
- png to base64
- jpg to base64
- image to data url
Related tools
Tools that work with the same formats — most users open one of these next.
Base64 to Image
Decode a base64 (or data-URL) string back into the original image file — in your browser.
Code to Image
Render a code snippet as a beautiful PNG screenshot — themes, padding, window controls.
QR Code Generator
Generate a QR code from any text, URL or contact data — pick error correction and scale, get a PNG.
Wi-Fi QR Code Generator
Generate a Wi-Fi QR code as a PNG — scanning it auto-joins the network. Supports WPA / WEP / open networks and hidden SSIDs.
vCard QR Code Generator
Generate a QR code that contains a digital business card (vCard) — scanning it lets the phone save the contact in one tap.
Barcode Generator
Generate a 1D barcode (CODE128, EAN-13, UPC-A, CODE39, ITF-14, MSI, codabar, pharmacode) as a downloadable PNG.
Frequently asked
What is Image to Base64?
Image to Base64 is a free online image tool for changing PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, and AVIF files into TXT files. Image to Base64 accepts 7 MIME types, returns text/plain, includes 0 settings, and runs in your browser on the device.
What files does Image to Base64 accept and create?
Image to Base64 accepts PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, AVIF files (image/png, image/jpeg, image/webp, image/gif, image/bmp, image/svg+xml, image/avif) and creates TXT files (text/plain). There are no required settings before conversion.
Do my files and data stay private?
Yes. Image to Base64 runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Image to Base64?
Open Image to Base64, drop in your PNG, JPG, JPEG, WEBP, GIF, BMP, SVG, AVIF file, choose any options, and click Convert. Your browser does the work locally and produces a TXT file you can save right away.
What is the maximum file size for Image to Base64?
Because Image to Base64 runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.