Runs in your browser · inputs stay on your device
Base64 & Hash Toolkit
Encode UTF-8 text or files, decode Base64, and generate file checksums.
MD5 and SHA-1 are legacy checksums. Base64 is encoding, not encryption. Maximum file size 20 MB.
How to use Base64 & Hash Toolkit
Enter your inputs above, choose the available mode, and review the results. Copy or download options appear where supported. These tools process your inputs in your browser.
MD5 and SHA-1 are legacy checksums. Base64 is encoding, not encryption. Maximum file size 20 MB.
Frequently asked questions
Are my inputs uploaded?+
No. These tools process entered text, numbers and selected files locally in your browser. Invoice templates are saved on your device only when you explicitly choose to save them.
Can I use this tool for free?+
Yes. No account is required. Estimates depend on your inputs and the assumptions explained on this page.