Updated Jul 25, 2026 · v1.0.9
Engineering toolkit with calculations, formulas, notes and data tools.
EngiVault Engineering Tools is a professional engineering productivity and reference toolkit designed for engineers, technicians, students and technical professionals. Organize engineering cases, calculations, formulas, technical notes and reference data in one searchable workspace. FEATURES • Engineering calculators with unit conversion support • Formula library and reusable engineering templates • Technical case/project management • Searchable engineering data/reference library • Unit conversion tools • Saved calculations and reusable references • Categories, tags and organization tools • JSON backup/export and restore • Cloud sharing/export support • Professional engineering-style interface CALCULATORS INCLUDE • Heat duty Calculator • LMTD calculations • Unit Converter • Linear Interpolation • Reynolds number • Prandtl number • Required Heat Transfer Area • Overall Heat Transfer Coefficient • Velocity from Flow • Mass / Volumentric Flow • Darcy Pressure Drop • Fanning / Darcy Friction Helper • Pipe Cross Sectional Area • Hydraulic Diameter • Wall Thermal Resistance • Pipe Sizing Calculator • Pipe Sizing Calculator • Pressure Vessel Hoop Stress • Pipe Velocity Calculator • Ideal gas law • Flow and thermal engineering helpers • Additional engineering utilities FREE AND PRO Free version includes core engineering tools and limited records. Pro unlock includes: • Unlimited records • Advanced calculators • Saved calculations • Backup management/export tools • Formula templates • Advanced organization features • Ad-free experience
0 years on Google Play
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