What is Base64 Encoder / Decoder?
Base64 Encoder / Decoder is a free, browser-based utility on ToolsMinify. Encode and decode Base64 for APIs, data URIs, and debugging. It requires no signup, processes data locally when possible, and is built for speed on mobile and desktop.
Encode text to Base64 or decode Base64 strings online. UTF-8 safe.
Try it now
Open the free Base64 Encoder / Decoder and follow the steps below — no download required.
Why use Base64 Encoder / Decoder?
- Free with no account required
- Works on phone, tablet, and desktop
- Fast results with a clean interface
- Pairs with related tools on the same platform
How to use Base64 Encoder / Decoder — step by step
- Step 1: Paste text to encode or Base64 to decode.
- Step 2: Switch mode with tabs.
- Step 3: Copy output.
The Base64 Encoder / Decoder lives under Developer Tools. Open the tool page, enter your input in the main field, and results update instantly. Use the copy button to paste output into documents, code editors, or spreadsheets.
Common use cases
Hello
SGVsbG8= encoded in Base64
Examples
- Hello: SGVsbG8= encoded in Base64
Pro tips
- Bookmark the tool for repeat tasks
- Read the FAQ on the tool page for edge cases
- Try related tools linked at the bottom of each page
Frequently asked questions
Does it support Unicode?
Yes — encoding uses UTF-8 via TextEncoder.
Related tools you might need
Explore other developer tools on ToolsMinify. Related utilities are linked on the Base64 Encoder / Decoder page to help you complete your workflow without leaving the site.
Ready to start?
Use the Base64 Encoder / Decoder for free — accurate, fast, and optimized for mobile.