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Skip to contentConvert an image into a Base64 data URI. Use Tentaco Image to Base64 to process the file in your browser and download the result — no account.
Full tool — runs in your browser. No sign-up required.
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Drop or select an image to get its Base64 data URI, ready to embed directly in HTML or CSS. The file is read locally in your browser and never uploaded.
Load your file into Tentaco Image to Base64. Standard processing runs locally in your browser — contents are not sent to Tentaco servers for that path.
The primary button opens the matching studio mode so you can start without an account. People often search for: image to base64, base64 image, data uri.
Open Image to Base64 via the studio button (direct mode).
Select or drop your file.
Adjust options and review the preview or output.
Download the result and re-run if you need another pass.
File transfer: No. Processing: local in the browser. External APIs: none. Temporary storage: memory. Permanent storage: only after you download.
LocalThis tool processes data locally in your browser. Tentaco does not receive your file contents for this mode.
Image to Base64 accepts the file types listed in the tool UI. Convert unsupported formats first or use a related Tentaco tool.
No. Image to Base64 processes the standard mode locally in your browser; Tentaco does not receive your input for that path.
Practical limits depend on your device and browser memory. Very large files may be slow or fail in Image to Base64 — shrink the file and retry.
After processing, Image to Base64 shows a download action. Save locally; Tentaco does not auto-archive to a cloud library.
Yes, Image to Base64 runs in mobile browsers. For very large media, desktop is often more comfortable.
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