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Base64 Encoder
Encode plain text to Base64 locally in your browser.
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Text tool
Base64 Decoder
Decode Base64 back into readable text safely on your device.
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Frequently asked questions
What if the string is invalid?
The tool will show a friendly error and leave your input unchanged.
Can I decode text copied from APIs?
Yes. It is handy for tokens, payload samples, and encoded strings.