TV Viewing Distance Calculator
Estimate a general viewing-distance range based on screen size and viewing preference.
Free Tools and Calculators
Use these practical tools to plan a setup, estimate a range or organize a project before you begin.
Our tools are designed to be simple and transparent. Where a result uses assumptions or a formula, the relevant tool page explains those assumptions.
Available Tools
Home Office Desk Setup Planner
Create a checklist for desk space, monitor placement, lighting, cable management and power access.
Smart-Home Compatibility Checklist
Review key questions before adding connected devices, hubs, lights, speakers, cameras or thermostats.
Room Paint Quantity Estimator
Estimate paint quantity based on room measurements. Results are estimates and may vary by paint type, surface condition and coats required.
Appliance Energy Use Estimator
Explore a basic estimate using appliance wattage, hours of use and your electricity-rate input.
Use Results Carefully
Tool results are estimates for general planning only. They are not professional inspections, measurements, quotes or guarantees. Confirm product requirements, measurements, local rules and safety guidance before making decisions.