Base64 Decoder
Decode Base64 encoded strings back to plain text online. Fast and free.
About this tool
Decode Base64 encoded strings back to plain text online. Fast and free. All processing happens directly in your browser — your files are never uploaded to any server, ensuring complete privacy.
- ✅ Free to use, no sign-up required
- ✅ Files never leave your device
- ✅ Instant conversion
- ✅ Works on any browser and device