Developer Tools
Base64 Decoder
Decode Base64 into UTF-8 text. Invalid Base64 or non-UTF-8 payloads produce a clear error instead of corrupted silent output.
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How to Decode Base64
Step 1
Paste Base64
Paste or type the content you want to process.
Step 2
Decode to Text
Run the action or review the live result.
Step 3
Copy or Download
Copy or download when you are ready.
Base64 Decoder Features
- Whitespace-tolerant input
- UTF-8 text decoding
- Clear invalid-input errors
- Live conversion
- Copy and download
Supported Formats
Input formats
- Text
Output formats
- Text
Supported formats
- Text
Frequently Asked Questions
What if Base64 is invalid?
Decoding stops with a clear error.
Are spaces allowed?
Whitespace is ignored before decoding.
Does it decode files?
This tool focuses on text Base64.
Private?
Yes.
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