Developer & data · By AIXpress
Base64 Text Decoder
Decode Base64 into UTF-8 text and detect invalid padding or nontext binary bytes.
Developers inspecting Base64 text from API responses and configuration.
Free to use. Your inputs are processed in this browser and are not included in usage analytics.
How to use base64 text decoder
- Paste Base64 text; formatting whitespace is allowed.
- Decode and inspect the resulting UTF-8 text.
- Copy the decoded text into your debugging notes.
What to know about the result
- Padded and valid unpadded Base64 are accepted. Binary content that is not UTF-8 produces a clear error.
- Decoded content is displayed as text and is never executed.
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