Base64 Encoder
How to use
- Paste your text or file into the input field.
- Choose 'Encode' to convert text to Base64 or 'Decode' to convert Base64 back to text.
- Copy or download the resulting data for use in your applications.
Why use this tool?
100% Free
Use the Base64 Encoder / Decoder completely free with no sign-up or usage limits.
Accurate Conversion
Encode and decode Base64 data reliably while preserving all characters and formatting.
Instant Results
Get your encoded or decoded output immediately with fast processing.
Developer Friendly
Perfect for web developers, API testing, and handling Base64 data in scripts or apps.
Secure & Private
All processing happens locally in your browser and your data is never stored.
Cross-Platform Support
Works on Windows, Mac, Linux, Android, iOS, and all modern browsers.
Frequently asked questions
Is the Base64 Encoder / Decoder free?▼
How do I encode or decode Base64?▼
What type of data can I encode or decode?▼
Is my data secure?▼
Can I use this tool for large files?▼
Which devices are supported?▼
About Base64 Encoder / Decoder
Encode or decode Base64 data This free online tool runs entirely in your browser — no files are ever uploaded to our servers, ensuring your data stays private and secure. No registration, no watermarks, no limits.