Free browser utility
URL Encoder and Decoder
Use component mode for query values and full URL mode when you want to preserve URL separators.
✓ Local processing✓ No registration✓ No file upload
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Before
Mahesh%2BMathai%252C%2BRajesh
→
After
Mahesh+Mathai, Rajesh
How to use URL Encoder and Decoder
- Paste text or select local files in the tool area.
- Choose any options that match the source data.
- Run the conversion or repair and review the preview.
- Copy the result or download the generated file.
Privacy and local processing
This project performs processing, document generation or calculations in your browser. The page does not include an upload endpoint, analytics script or remote processing API call. Avoid pasting sensitive data into websites you do not control.
Frequently asked questions
What is double URL encoding?
It happens when an already encoded value is encoded again, such as %2C becoming %252C.
Can this decode repeatedly?
Yes. The repeated decode action stops when the text no longer changes or reaches the safety limit.