Multi-purpose calculators for basic math and advanced engineering functions. Track stress with a secure journal using Keychain security. Access all features offline. Store data locally with no cloud syncing. Set a PIN for journal access.
by Irfan Uruci★ 0.00 ratingsEducationFreeData updated 2026-09-06
Allows users to perform basic and scientific calculations. It supports arithmetic operations, square roots, percentages, and trigonometric functions. Users can edit expressions with a movable cursor and view calculation history.
Calculate values using voltage, current, resistance, and power formulas. Access single and three phase calculators, horsepower tools, and unit converters. Unlock additional features with an in- purchase.
Log in and log out times to total . Enter hourly pay rate to view total amount due. Email or download results for record-keeping. Select rate mode to input different rates and comments for multiple jobs.
Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.
Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.
Access technical procedures with fast navigation through 240 illustrated pages. Watch updated video tutorials and use shoring calculators to generate cut-lists. Save and share critical information directly.
Perform calculations using a scientific calculator with customizable layouts. Take notes automatically with the notepad feature. Enable multitasking with slide over and split view on iPad. Drag and drop elements for easy rearrangement.
Perform complex calculations with scientific, graphing, and programmer modes. View graphs and equations. Use the Today widget for quick access. Unlock advanced features with in- purchases. Reinstall to reset trial periods.
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Input data directly for quick results. Store and recall previous calculations.
Calculate in decimal, hexadecimal, and binary bases. Switch between bases during equations and view real-time conversions. Display values in all three bases simultaneously. Perform arithmetic operations across different number systems.
Solve math problems from basic arithmetic to advanced algebra. Perform exact fraction calculations and store unlimited variables. Create custom functions and graph equations. Use a powerful algebra engine for precise results.