Convert resistor color codes to resistance values by dragging and dropping colors. Calculate capacitor values by dragging numbers to the capacity section. Display resistance and capacitance with precision indicators.
by atsuhiro ichikawa★ 4.01 ratingsUtilitiesFreeData updated 2026-09-09
Calculate of values, increase or decrease values by a percentage, and find the original value before a percentage change. Set custom values, view step-by-step calculations, and save results for future reference.
Convert units across 16 categories with instant results. Switch between metric, imperial, and other systems. Calculate conversions for length, weight, temperature, and more. Store frequently used values for quick access.
Perform calculations using a scientific or voice input. Access calculation history by swiping down. Copy and paste values. Switch between light and dark themes. Enable larger buttons for easier use.
Calculate discounts as percentages or dollar amounts with easy switching. Add multiple discounts and compute sales tax. View results in a clean interface with customizable themes.
Create plays using a drag & drop interface that snaps to players. Plays animate automatically with optional or synchronized actions. Build full playbooks by dragging plays from a library and export as shareable links or PDFs.
Measures reflected intensity for manual cameras. Calculates reciprocity adjustments. Displays exposure values for film photography. Integrates with camera apps for real-time readings.
Convert cryptocurrencies, stocks, and fiat currencies with real-time exchange rates. Calculate price changes and compare market values. Set custom alerts for price movements. Sync data across devices and export reports.
Allows users to perform basic arithmetic operations. Choose from different background colors and display themes. Input numbers and operators to calculate results. Switch between light and dark modes for better visibility.
Perform complex calculations using RPN entry system. Access hyperbolic and inverse hyperbolic trig functions. Calculate probability, factorials, and percentages. Support absolute, integer, and fractional values. Generate random numbers.
Calculate voltage, current, resistance, and power by entering any two values. Automatically compute the remaining values. Support multiple units including volts, amps, ohms, and watts. Convert between kilo, mega, and milli units.
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.
Learn numbers through interactive mini- with animated characters and voice narration. Identify and match numbers with objects. Practice counting by dragging items into groups. Choose from themed levels featuring animals and everyday objects.
Perform calculations with a clean interface. Store and reuse numbers using the Memory Area. Bookmark equations for quick access. Drag and drop values between calculations. Switch between scientific and basic modes. Export results as text or image.
The app calculates resistor values for various attenuator networks including Tee, Pi, H, O, and Minimum Loss Pad. It adjusts resistor values to match standard tolerance values.
Calculate one-rep max for strength training exercises. Track progress over time for different lifts. Input weight and reps to estimate 1RM. Save and view historical max values for multiple exercises.
Measure levels in real time using decibels. Display minimum, average, and maximum values. Stop and reset the measurement. Customize background and text colors.
Convert units across multiple categories including length, weight, temperature, and more. Input values and select units for instant conversion. View all results on one screen. Calculate complex formulas with built-in functions.
Calculate points to identify support and resistance levels for financial instruments. Input high, low, and close prices to determine Resistance 4, Resistance 3, Resistance 2, Resistance 1, , Support 1, Support 2, Support 3, and Support 4 values.
Split checks by dragging items to individual or shared items. Calculate tax and tip automatically. Add up to 10 people and split the rest evenly for faster sharing.