Capture photos of objects and add measurements with arrows and angles. Include detailed images and text comments for clarity. Store and share annotated sketches for better understanding among collaborators.
A and unit/currency with a clean interface. Convert between 500+ units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.
Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.
Calculate for a specific conductor run or determine wire size based on and current carrying capacity. Limits wire size to and NEC ampacity. Supports AWG and KCMIL sizes only.
Convert units including currencies, length, weight, and temperature. Convert time zones and calculate percentages. Includes a running pace calculator and other utility tools for precise measurements and calculations.
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.
Access electrical codes and standards for residential, commercial, and industrial applications. Search for wiring diagrams, safety protocols, and equipment specifications. View detailed explanations of electrical systems and components.
Convert units across 19 categories including acceleration, angle, area, cooking, data storage, density, and energy. Switch between 150+ currencies. Perform calculations for conversions and exchanges. Share results via copy or email.
’s provides access to electrical theory topics, including exercises with answers. Features interactive diagrams for hands-on learning. Includes calculators and formulas for electrical calculations. Works offline without ads or subscriptions.
Allows users to perform improvement calculations and unit conversions. It includes 440 calculations for hours, cost estimates, and takeoff quantities. Users can save and email results. Inputs and outputs are available in decimals or fractions.
Blocks ads and tracking elements on websites to enhance browsing comfort and data security. Enables auto-updates in free version. Pro version offers additional rules for enhanced protection.
Convert units and currencies by typing queries in a single input field. Supports over 900 units and 170 currencies. Dynamically recognizes abbreviations and symbols. Search for conversions similar to web searches.
Convert units between metric and imperial systems including area, distance, speed, temperature, volume, time, weight, energy, and power. Calculate area, speed, distance, and volume with supported units. Switch between units quickly and accurately.
Calculate volume for slabs, footings, columns, walls, and stairs in cubic yards, feet, or meters. Estimate needed, determine weight and bag requirements. Calculate rebar spacing and truckloads.
Perform calculations with a standard featuring extra-large buttons and functions like delete, x², √, and %. Use a scientific with 30 advanced functions. Convert units, calculate loans, and determine tips.