Coming soon
Simple pricing. One plan.
19 developer tools as REST APIs. One subscription covers them all.
Stop opening web pages to copy-paste utility results. Call the same tools from scripts, CI jobs, and backend workflows.
Free
All web tools stay free and run in your browser. No account needed.
$0
forever
API Plan
One key for every CodeTools REST API. Cancel anytime.
$12
per month
curl -X POST https://api.codetools.cc/v1/sign \
-H "Authorization: Bearer ct_key_xxx" \
-H "Content-Type: application/json" \
-d '{"algorithm":"HMAC-SHA256","key":"sk_test_xxx","message":"order=123&amount=99.99"}'Payment will open once the API backend is live. Get notified when ready.
Every tool has an API endpoint
Every tool exposes a REST API endpoint with the same API key
Encoding & Hashing
- ▸Base64 encode/decode
- ▸URL encode/decode
- ▸Hash (MD5/SHA1/SHA256/384/512)
- ▸HMAC signature
Generators
- ▸UUID v4/v7
- ▸Password generator
- ▸QR code generator
- ▸RSA key pair
Formatting & Analysis
- ▸JSON formatter/validator
- ▸Word counter
- ▸Color converter
- ▸Regex tester
Developer Utilities
- ▸Timestamp converter
- ▸Currency converter
- ▸Cron expression
- ▸Markdown preview
Payment & Finance
- ▸Payment webhook simulator
- ▸Acquiring margin calculator
Network & Tunnel
- ▸frp tunnel config generator
Use cases
Real scenarios where the API saves time
CI/CD automation
Generate HMAC signatures or fresh UUIDs inside deployment scripts without opening a browser.
Test data generation
Create passwords, QR codes, and UUIDs for automated test suites on the fly.
Payment integration
Simulate signed webhook callbacks and calculate acquiring margins without manual work.
How it compares
Postman
$14/mo
API debugging client
ngrok
$8/mo
Tunnel / localhost expose
CodeTools API
$12/mo
19 utility APIs
Best value
Start anytime. Web tools are free. API plan is $12/month.
Browse tools→