Base64 Tools

Convert Base 64

Convert Base 64 encodes text to Base64 and switches direction with one toggle. It runs in your browser with nothing uploaded to any server.

Client-sideRuns entirely in your browser — your data never leaves your device.

Convert Base 64 is a free Base64 Tools utility that runs entirely in your browser — nothing you enter is uploaded.

Input
Output



  
How to use Convert Base 64

  
    
      
  1. Enter or paste your text into the input field to begin.
    2. 
      
  2. Tune the Mode control before you convert.
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  3. Convert Base 64 updates the output automatically as you type.
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  4. Use Copy to keep or reuse the result.
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About this tool

  
There is no server behind Convert Base 64. Convert Base 64 converts between raw data and Base64 in your browser, handling text or files locally.

  
Because it runs locally, even sensitive payloads never leave the page. No data is sent anywhere, so it stays fast and private by default.

  
Frequently asked questions

  

      
How do I use Convert Base 64?
Use Convert Base 64 to convert your input without installing anything using the Mode control; everything happens client-side.

      
Do I need an account for Convert Base 64?
No — Convert Base 64 needs no account, sign-up or installation.

      
Is my input private in Convert Base 64?
Yes — your input never leaves your device; Convert Base 64 does all the work in your browser.

      
Is Base64 in Convert Base 64 URL-safe?
Convert Base 64 uses standard Base64 by default and runs locally, so your data is never sent anywhere.

      
Does Convert Base 64 work offline?
Once the page has loaded, Convert Base 64 keeps working with no network connection.

  

  
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