Showing 101–120 of 1,000 ranked alternatives.
Historycentral.com Inc
Professional calculator for plumbing and HVAC.
The app offers over 200 formulas and tools for plumbing, HVAC, and mechanical contractors. It includes calculators for water flow, piping, drainage, water heaters, pumps, gas, medical gas, pools, septic, and thermal expansion.
Vladislav Zhirnov
Convert units, calculate, and manage tasks
Convert units across 8 including length, weight, thermal resistance, and magnetism. Switch between metric and imperial systems. Save frequently used conversions. Export results as text or image.
Arulmurugan Prakasam
Convert units with a few taps
Convert units of length, area, and volume with instant results. Switch between meters, feet, kilometers, miles, square meters, acres, liters, and gallons. Tap to convert and view accurate measurements without ads or extra features.
Southwire Company
Calculate pressure drop and fluid velocity
Calculate pressure drop, fluid velocity, Reynolds number, and friction factor for liquids and gases. Create custom projects, add and edit pipes, fluids, and fittings. Switch between metric and imperial units. Share calculations with other users.
SitePrep LLC.
Compile reports with photos and data
Capture and organize field data with photos and notes. Generate reports with embedded images and project details. Share reports via email or cloud storage. Sync data across devices for real-time updates.
Trelleborg Sealing Solutions Germany GmbH
Calculate and engineering parameters
Calculate , civil, structural, and engineering parameters. Solve pipe flow problems and analyze system performance. Support automotive, aviation, and petroleum applications. Assist with design, maintenance, and operation of systems.
Bradford White Corporation
Scan barcodes, check warranties, search products
Contractors can scan product barcodes to access technical documents and warranty information. Search model numbers for spec sheets, parts lists, and product details. Access sizing tools and other resources directly through the .
Inbo Tasarim ve Danismanlik LTD
Convert units with custom categories
Convert units across 24 categories with hundreds of options. Adjust category order and view last conversion via Today widget. Copy results with 3D Touch. Convert as you type. Includes currency converter shortcut.
Ramon Rivas
Convert with precision and speed
Convert across categories with a modern interface. Navigate using sidebar and tab bar. Create multiple windows and drag items to new screens. Share data and access context menus. Includes a quick start guide and light/dark modes.
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