DeveloperLocal processing
Base Converter
Ternary, Base58, Base100 and any base from 2 to 100
Value
Result
Converted result will appear here
About This Tool
Base Converter is a free online tool. Convert between bases 2-100 All processing runs locally in your browser — files are never uploaded to any server, keeping your data private.
Use Cases
- Format JSON, YAML, TOML, SQL, and XML for API debugging
- Encoding, hashing, JWT decode, AES crypto, and security tasks
- Regex, JSONPath, IP, Cron, and other developer utilities
- Run locally — configs and secrets never leave your device
How to Use
- Step 1
Enter a value
- Step 2
Select source and target base
- Step 3
View result and full reference
- Step 4
Copy with one click
Frequently Asked Questions
- Is Base Converter free?
- Yes, completely free with no registration required and no usage limits.
- Are my files uploaded to a server?
- No. Base Converter processes everything locally in your browser. Your data never leaves your device or gets uploaded to any server.
- Which browsers are supported?
- Chrome, Firefox, Safari, Edge, and other modern browsers. We recommend using the latest version for the best experience.
- How do I use Base Converter?
- 1. Enter a value 2. Select source and target base 3. View result and full reference 4. Copy with one click