Konvertera bilder till Base64-sträng och vice versa. Stöder PNG, JPG, WebP, GIF. Bearbetas i webbläsaren.
Image Base64 Converter is a free online tool that encodes images to Base64 strings or decodes Base64 back to images. All conversion happens in your browser — no data is sent to any server. Useful for embedding images inline in HTML/CSS, transmitting image data via APIs, and reducing HTTP requests.
code
Dra och släpp en bild eller klicka för att välja
lock Filer skickas inte till någon server
Hur använder man Bild ↔ Base64?
Select Image → Base64 or Base64 → Image mode.
Upload an image or paste a Base64 string.
Copy or download the result.
Vanliga frågor om Bild ↔ Base64
Where is Base64 encoding used?
It's used for email attachments, inline CSS background images, API data transmission, and more.
Tips för att använda Bild ↔ Base64 effektivt
Base64 encoding increases file size by ~33%, so it's best suited for small icons and logos.
Using data URIs in CSS reduces HTTP requests and can improve page loading speed.
For large images, serving as regular files is better for caching and performance than Base64.