Base64 Decoder
Decode Base64 strings back to plain text. Supports URL-safe encoded input.
Input (Base64 String)
Decoded Output (Plain Text)
sponsor AD
300×250
Ad Space
💡 Quick Tips
- Base64 decoding converts ASCII-encoded data back to its original binary form.
- URL-safe Base64 uses - and _ instead of + and / characters.
- Missing padding (=) is automatically added during decoding.
- Invalid Base64 characters will cause a decoding error.