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Free for engineers
Built by spring engineers, for spring engineers.
Calculate spring rate, deflection, and stress to ISO standards. Save your designs, compare iterations, and send specs straight to our quoting team in a click.
- Instant spring-rate, stress, and Wahl-corrected results
- Save unlimited calculations to your private library
- One click to convert specs into a manufacturing quote
- Available in English and العربية
ISO 9001:2015 · Established 1990 · 10th of Ramadan, Egypt