Calculate antenna lengths in feet or metric
Calculate antenna lengths for dipoles, inverted vee, and vertical antennas in feet/inches or metric. Input frequency and select antenna type to get starting length. View 1/8, 1/4, 1/2, 5/8, and full wave options.
Showing 101–120 of 1,000 ranked alternatives.
Anna Filobok
Calculate with pitch, width, and length
Calculate using house width, length, and pitch. Convert measurements between imperial and metric units in real time. Determine from width and length in meters, centimeters, yards, feet, or inches. Convert pitch to degrees or radians.
monkeyLabs inc.
Convert units with one-touch access
Convert units across multiple categories with one . Add favorite conversions for quick access. Use built-in calculator for math operations. Switch between conversion types easily. No ads except special promotions.
飞剑 姚
Measure length, sound, angle, and calibrate
Measure lengths with a ruler supporting metric and imperial units. Detect ambient noise levels using a decibel meter. Use a protractor tool to measure angles via the camera. Calibrate screens for accurate color display.
Anna Filobok
Convert units, calculate area instantly
Calculate area by entering width and length in centimeters, meters, inches, feet, or . Convert between imperial and metric units in real time. Output results in centimeters, meters, feet, or .
ZIJIAN CHEN
Convert units across 18 categories
Convert units across 18 categories including angle, area, base, digital storage, and electric potential.
Kei Suefuji
Convert units between US and metric systems
Convert units of length, weight, area, liquid volume, and temperature between US and metric systems. Select the category, input the value, and instantly convert to the desired .
晖明 甘
Calculate, edit, and track expressions
Advanced calculator with basic, scientific, and editable input features. View calculation history and use a widget for quick access.
Scott DeSapio
Convert units of instantly
Convert between common measurements such as milliliters, liters, cups, pints, quarts, and gallons. Input a value and select units to switch between them. Save frequently used conversions for quick access.
Mohamed Saad
Calculate radius, length, and chord
Arc+ calculates radius, length, width, height, and tangent by inputting two known values. Converts between measurement units. Saves results to a favorites list and shares them with others.
Kevin Morneault
Calculate pipe dimensions and fittings.
The app calculates pipe offsets, fittings, and dimensions using Imperial or Metric standards. It determines pipe cut lengths and generates values for cutting any angle fitting from a 90-degree fitting.
Mind Trends LLC
Convert units across many dimensions.
The app provides a general-use calculator for converting between 586 units across 47 dimensions. It is designed for users needing to convert one set of units to another.
Valaji Global
Calculate with precision
Calculate for different shapes and dimensions. Input material type, length, width, and thickness. Choose units and view results in kilograms or pounds. Save calculations and export data as PDF.
Cyberprodigy LLC
Calculate loads and circuits
Calculate loads, voltage drops, and conductor sizes according to NEC codes. Verify compliance for residential and commercial projects. Access code references for 2002–2023 editions. Perform wire sizing, panel scheduling, and circuit calculations.
Forwa Elade Wunde
Identify with AI
Identify using an AI model. Test knowledge with 2000+ . Earn 5 points per correct answer, lose 3 for incorrect ones. Retake levels to improve score. Track progress through levels requiring 25 points to advance.
giang pham
Track , calculate wages, set rates
Track weekly income by recording and calculating pay. Set base and overtime rates per day or week. Add tips for each workday. Choose start day of week and track night shifts. Data auto-saves weekly and can be easily loaded.
Scott Mcintosh
Calculate with ease
Calculate by entering length, width, and thickness. Optionally specify number of pieces, waste percentage, and cost per . Provides total and cost calculations.
Sten Kaiser
Measure angles and align objects.
The app measures angles and aligns objects using the camera. It offers a distance/height estimation tool and a traceable level for various measurements.
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