Calculate heating system requirements for residential and commercial applications. Input system data to determine sizing and operating costs. Generate detailed reports for job specifications and energy savings analysis.
by Navien, Inc.★ 2.426 ratingsProductivityFreeData updated 2026-09-14
Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.
Create and manage tasks and subtasks with color-coded labels and search functionality. Track task completion and spent. Generate invoices and calculate costs. Sync data across devices and operating systems.
Perform duct design calculations for rectangular, round, and flat oval shapes. Input dimensions and system parameters for accurate sizing. Verify calculations in real-time during field work. Sync with ASHRAE standards for reliable results.
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.
Create and manage tables with customizable columns and cell formatting. Save personal information, recipes, schedules, and timetables. Set item names and adjust text and background colors for cells.
Calculate totals with an easy-to-read interface. Input products, apply discounts, and compute sales tax and shipping. Track details and export results for accurate billing and client communication.
A with simple arithmetic functions. Displays calculation history. Shows current input. Features intuitive design and universal compatibility. No additional features or complex calculations included.
Access product information, pricing, and order status through account linking. View real-time product availability at preferred and nearby branches. Find locations, hours, and contact details. Track order progress and check branch inventory.
Track vehicle expenses, costs, and maintenance with multi-vehicle support. Log purchases, track custom types, and calculate total of ownership. View detailed reports and set alerts for each vehicle.
Design and manage 12V DC power systems for vans, boats, and cabins. Add components like batteries, chargers, and solar panels. Calculate fuse and sizes with voltage drop analysis. Simulate system performance and safety before installation.
The app performs rule-of-thumb HVAC load calculations for various building types. Users input building area and occupants to determine heating, cooling loads, and air flows.