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Frequently Asked Questions
How accurate are the conversion results?
Calculations use standard conversion factors and JavaScript double-precision arithmetic. Results use a readable rounded display. Enable More precision for up to 10 significant digits; rounding only happens for display.
Can I use this converter for commercial purposes?
Yes. The converter is free for personal and commercial use. Verify results independently for safety-critical or regulated work.
Do you support metric and imperial units?
Yes. Length, weight, area, volume and speed include metric and imperial units. Volume units labeled US use US customary definitions.
How do I suggest a new unit conversion?
See the About page for the data format. Adding a unit to a category generates compatible conversion pages at the next build.
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Converter controls are available in Deutsch. Reference articles and unit names are currently in English. Explore English guides.