Encode strings or binary files to Base64 strings, or decode Base64 strings into UTF-8 text. Useful for API authentication, data URLs, and embedded assets.
Phase 1 Design Preview • Interface Placeholder
This tool interface is active in Phase 1 layout & theme preview. The backend processing engine will be implemented in Phase 2. No fake results are generated.
Choose file or drag & drop here
Supports documents, images, code files, and archives (Max 25 MB)
How to Use Base64 Encoder & Decoder
1. Enter or paste your text or Base64 string.
2. Select Encode or Decode mode.
3. Click Process.
4. Copy the resulting output directly.
2. Select Encode or Decode mode.
3. Click Process.
4. Copy the resulting output directly.