Guides
Best Free Conversion Tools (2026)
Developers convert constantly — between units for international specs, between cURL and application code for API integration, and between data formats for configs. DevWizKit conversion tools handle unit math and cURL-to-code generation with accurate, instant, browser-based results.
Top Conversion Tools on DevWizKit
Unit Converter — Convert between units of length, weight, temperature, volume, speed, and more. Instant, accurate, and easy to use. Features: Length (km, miles, meters, feet, inches), Weight (kg, lbs, oz, grams), Temperature (°C, °F, K).
cURL Converter — Convert cURL commands to JavaScript, Python, Java, PHP, C#, Ruby, Rust, Go, Swift, Kotlin, PowerShell, Axios, or HTTPie code. Features: Parse cURL from DevTools, JavaScript fetch & Axios, Python requests.
Why DevWizKit?
Quick conversions shouldn't require memorizing formulas or manually rewriting HTTP requests. Paste a cURL from DevTools or enter a unit value and get copy-ready output immediately.
Common Use Cases
• Convert DevTools Copy as cURL to JavaScript, Python, Java, or PHP for reproduction scripts
• Translate metric measurements in international API documentation
• Convert cloud storage specs between GB and GiB for capacity planning
• Switch between km/h and mph for GPS and logistics applications
Related Tools
Frequently Asked Questions
Are these conversion tools really free?
Yes. All tools listed are free with no sign-up and no usage limits.
Which tool should I use first?
Start with Unit Converter — Convert between units of length, weight, temperature, volume, speed, and more. Instant, accurate, and easy to use.