Base64 Decoder
Decode Base64 back to text or download it as the original binary file.
Files deleted immediatelyRuns in your browserNo account required
Frequently asked questions
- Yes. Base64 Decoder is completely free with no account, no sign-up and no usage limits beyond fair-use rate limiting.
- No. Files are processed in-memory and destroyed the moment processing finishes. Browser-side tools never upload anything at all.
- Browser-based tools are limited only by your device memory. Server-assisted tools accept files up to 200 MB.
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