URL Encode/Decode Tool
Encode text for URLs or decode percent-encoded URL strings.
This page is an editable estimator with realistic defaults so you can model your own situation in minutes.
URL encoding replaces reserved characters with percent-encoded byte values.
Treat the result as a planning estimate and verify important numbers with the relevant official source before acting.
| Input | https://example.com/search?q=hello world | |
|---|---|---|
| Output | https%3A%2F%2Fexample.com%2Fsearch%3Fq%3Dhello%20world |
Assumptions
- Use these tools for planning and low-risk data unless your policy permits otherwise.
- Real systems can differ because of platform rules, routing, protocol overhead, encoding expectations, scanner behavior, and security policies.
- Verify production infrastructure, credentials, codes, and encoded payloads before deployment.
How this tool works
Formula used
URL encoding replaces reserved characters with percent-encoded byte values.
Example use
Plug in your own numbers and the result updates instantly. URL encoding replaces reserved characters with percent-encoded byte values.
URL Encode/Decode Tool FAQ
Is this url encode/decode tool safe for sensitive data?
Use it for general planning and low-risk data. Do not paste production secrets, private keys, access tokens, customer data, regulated data, or confidential credentials into browser tools unless you have verified the environment and policy.
Are the outputs guaranteed for production systems?
No. Verify network, security, encoding, bandwidth, QR, and implementation details in your actual infrastructure, browser, device, scanner, and deployment environment.
Why might my result differ from a real system?
Real systems can differ because of routing rules, reserved addresses, protocol overhead, throttling, compression, encoding expectations, scanner quality, password policy, and platform-specific behavior.