Free Base64 Encoder
Encode and decode Base64 text safely in your browser.
About the Base64 Encoder
Base64 Encoder is a free online tool from Tool Marry. Encode and decode Base64 text safely in your browser. There is nothing to install and no account to create — open the page, paste your input and get your result straight away. It works the same on desktop, tablet and mobile, and it sits alongside the rest of our developer tools so you can move from one job to the next without switching apps.
How to use the Base64 Encoder
- 1Open Base64 Encoder and paste your input.
- 2Adjust the available options to match what you need.
- 3Run the tool and review the result.
- 4Copy or download your output — that's it.
Frequently asked questions
Is the Base64 Encoder free to use?
Yes. It is completely free with no signup, no email gate and no usage limit for normal personal or business use.
Do I need to create an account?
No account is required. Open the tool and use it immediately — everything is completely free.
Is my data safe?
We keep processing as close to your browser as possible and never sell or share what you enter. Nothing you type is used for advertising.
Can I use Base64 Encoder on my phone?
Yes. The whole site is responsive, so the tool works in any modern mobile or desktop browser.