Apps Like EngToolBox for iPhone and iPad
Learn, track, and secure notes
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.
EngToolBox screenshots
Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.
IntroStat - Statistics Solver
Zhiyi Zhang
Calculate stats, solve problems, access textbook
Allows users to enter and save datasets, generate summary , calculate z-scores, and create boxplots and histograms. It includes a textbook with formulas, exercises, examples, and visualizations of key statistical concepts.
Prysmian Group Voltage Drop
Prysmian S.p.A.
Calculate and conductor size
Calculate to determine maximum circuit distance and minimum conductor size. Input parameters to find required conductor size, actual loss, maximum allowable loss, and maximum amps. Use NEC® table T310.15 (B) (16) 75°C ratings for amperage values.
Reloading Assistant
Polycompsol LLC
Calculate reload costs and track components
Reload rounds by calculating costs per component and tracking performance metrics. View and save recipes for various calibers. Add custom loads and rate accuracy and power. Sync and organize data in a journal.
AllBaseConvert
Amrit Duwal
Convert numbers between Hex, Dec, Oct, Bin
Convert numbers between hexadecimal, decimal, octal, and binary formats. Input a value and select the target format. Display results with clear formatting and support for both integer and fractional values.
Lifting-Calculator
Isaiah Brandt-Sims
Calculate one rep max and weight.
The app calculates a user's one-rep max and the weight needed for a specific percentage of that max. It also details the plates required for each side of the bar and includes a notes section for workout details or maxes.
Geometry Area Calculator
Joey Mitchell
Calculate for any shape
Calculate areas for squares, rectangles, parallelograms, trapezoids, triangles, and circles. Input dimensions to get results. Includes built-in formulas for each shape.
Antenna, CW, Morse, DTMF tools
Verosocial Studio
Toolkit for amateur radio operators and RF
The app provides tools for amateur radio operators and RF hobbyists. It offers antenna-length calculators, frequency-to-wavelength conversion, VSWR and ERP calculators, and signal utilities for DTMF and Morse code.
iMathematics - Math Solver
Antonio Giarrusso
Study solve and excel in exams
The app offers over 70 math topics with explanations and interactive quizzes. It provides an AI assistant for step-by-step solutions and specialized calculators.
How we rank alternatives
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