Convert springs, engineer new springs, compare drum specifications, calculate springs by IPPT, design springs for rolling steel doors, calculate approximate pull, or determine the maximum lift a spring/drum can lift on any job at any time.
Application developed by Service Spring Corporation - a leader in spring manufacturing and customer service in the overhead door industry.
Latest Version
2.1.5Uploaded by
Riham Nabil
Requires Android
Android 7.0+
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Jan 8, 2026
Bug fix for Spring Conversion Calculator
Bug fix for Settings Screen
General performance improvements