Base64 Decoder
Decode Base64 back to plain text.
Hello, Semivra!
How to use this tool
- 1Paste the Base64 string you want to decode.
- 2The decoded text updates automatically.
- 3Click Copy to copy the result.
Frequently asked questions
Why do I get an error decoding?
The input may not be valid Base64. Check for missing padding, spaces, or non-Base64 characters.
Is decoding done privately?
Yes, everything runs locally in your browser and nothing is sent to a server.