# Force Conversion Calculator > Convert force between newtons, pound-force, kilogram-force, dynes, and related units. Page: https://askcalculators.com/calculator/force-conversion-calculator/ Definition: https://askcalculators.com/calculator/force-conversion-calculator/definition.json JSON Schema: https://askcalculators.com/calculator/force-conversion-calculator/schema.json Version: 1.0.0 Maintained by: AskCalculators (software project; not a credentialed reviewer) Qualified review: pending. Automated checks do not establish professional approval. Page status: Live Review status: Pending ## Use Open the calculator page and enter values. Query-string parameters can restore and bookmark a calculation. Example: https://askcalculators.com/calculator/force-conversion-calculator/?value=1&fromUnit=N&toUnit=lbf ## Inputs - value: Force; type=number; required; default=1 - fromUnit: From unit; type=select; required; default=N; values=N|kN|dyn|lbf|ozf|kgf - toUnit: To unit; type=select; required; default=lbf; values=N|kN|dyn|lbf|ozf|kgf ## Outputs - result: Converted force; format=number; primary - newtons: Equivalent newtons; format=number ## Formula newtons = value × newtons-per-source-unit; result = newtons ÷ newtons-per-target-unit ## Rules - Empty optional inputs are undefined, not zero. - Hidden conditional inputs are ignored. - Do not invent missing required inputs.