Base64 Encode — Free Online
Encode text to Base64. Works in your browser, no install needed.
Free with a CeevTech Tools account — no credit card required.
How to use Base64 Encode
Type or paste your text into the Text to encode box.
Click Encode.
Click Copy Result to copy the Base64 string.
Why use CeevTech Base64 Encode?
APIs, data URIs and basic-auth headers often need text in Base64. CeevTech Base64 Encode converts any text to standard Base64 and handles accented letters, Arabic and emoji correctly by encoding the text as UTF-8 first. The conversion happens in your browser, so you can encode text to Base64 online without it being sent anywhere.
- Fast: processes your code or data in seconds.
- Private: runs in your browser, so nothing is uploaded.
- Works everywhere: desktop, tablet and phone, in any modern browser.
- One account, 79+ tools: PDF, image, office, AI, developer and business tools in one place.
Frequently asked questions
Can I encode a file?
No. This tool encodes text that you type or paste. It does not accept file uploads.
Does it produce URL-safe Base64?
No. The output is standard Base64 with + and / characters and = padding.
Is Base64 Encode free?
Free with a CeevTech Tools account — no credit card required.
Do I need to install anything?
No. Base64 Encode runs online in your browser on Windows, Mac, Linux, Android and iPhone.
Is my data private?
Yes. Base64 Encode runs entirely in your browser, so your data never leaves your device.