Stair Help app icon

Apps Like Stair Help for iPhone and iPad

by Armchair Engineering★ 0.00 ratingsUtilities$1.99Data updated 2026-09-06

Stair Help screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. MathMaster: Math Solver & Help app icon

    MathMaster: Math Solver & Help

    Appslux Media Limited

    Snap problems, get answers, see steps

    Take photos of problems or input equations to get instant solutions. View step-by-step explanations to understand solving methods. Correct answers and detailed breakdowns are provided for homework assistance.

    ★ 4.611,975 ratingsEducationFreeData updated 2026-09-06
  2. Construction Master 5 Calc app icon

    Construction Master 5 Calc

    Calculated Industries, Inc.

    Try before you buy with free trial

    Calculate measurements in feet, inches, and fractions. Convert between units and perform complex calculations. Store frequently used values and recall previous entries. Adjust for slope and pitch. Export results to email or cloud storage.

    ★ 4.813,173 ratingsUtilitiesFreeData updated 2026-09-08
  1. Calculator HD Pro app icon

    Calculator HD Pro

    Cider Software LLC

    Calculate with dual-line display and multi-line input

    A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review past entries.

    ★ 4.811,253 ratingsUtilities$9.99Data updated 2026-09-08
  2. Deck Help app icon

    Deck Help

    Armchair Engineering

    Calculate dimensions and material needs

    Calculate decking material needs by inputting dimensions. Determine bearer and joist lengths. Adjust measurements in mm, cm, inches, or feet. Choose decimal precision for accurate results.

    ★ 3.823 ratingsUtilities$2.99Data updated 2026-09-06
  3. Planbook Mobile app icon

    Planbook Mobile

    Planbook Inc.

    Is a lesson planning tool that lets

    Create and manage lesson plans with customizable templates, track student progress, and align lessons with learning standards. Organize classes, assign tasks, and access tutorials and support resources.

    ★ 4.86,948 ratingsEducationFreeData updated 2026-09-06
  4. Toolbox™ app icon

    Toolbox™

    Tue Nguyen Minh

    Edit files, manage data, and organize tasks

    Manage files with drag-and-drop organization. Access a flashlight with adjustable brightness. Use a calculator, note taker, and screen recorder. Includes calendar, timer, and widget tools. Sync data across devices.

    ★ 4.74,293 ratingsUtilities$1.99Data updated 2026-09-08
  5. Calculator ∞ app icon

    Calculator ∞

    An Truong

    Calculate, graph, and solve equations

    Solve equations, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.

    ★ 4.76,345 ratingsEducation$5.99Data updated 2026-09-15
  6. Pipe Trades Pro Calc app icon

    Pipe Trades Pro Calc

    Calculated Industries, Inc.

    Try before you buy with free trial

    Perform length calculations, determine fittings angles, and estimate material requirements. Access schedules, standards, and industry-specific data. Convert units and calculate pressure drops. Save and export calculation results.

    ★ 4.84,282 ratingsUtilitiesFreeData updated 2026-09-08
  7. Conversion Calculator Units app icon

    Conversion Calculator Units

    RV AppStudios LLC

    Convert across 12 categories

    Convert across 12 categories and 140+ . Tap to select , swipe to switch values. Adjust options easily. View results instantly without complex steps.

    ★ 4.74,965 ratingsUtilitiesFreeData updated 2026-09-08
  8. Convert Any Unit app icon

    Convert Any Unit

    Cider Software LLC

    Units instantly and save favorites

    Units quickly by typing to filter options. Select a to restrict the second to its category. Save frequently used units to a Favorites list. Browse units manually when needed.

    ★ 4.85,329 ratingsTravel$9.99Data updated 2026-09-15
  9. Trigonometry Help Lite app icon

    Trigonometry Help Lite

    Armchair Engineering

    Solve right-angled triangles

    Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

    ★ 4.7720 ratingsEducationFreeData updated 2026-09-06
  10. Builder's Helper MAX app icon

    Builder's Helper MAX

    My Pie Interactive

    Manage projects, track progress, and share updates

    Manage construction projects with budget tracking, material calculations, and scheduling tools. Input measurements for custom cuts and view progress reports. Sync across devices and export data in multiple formats.

    ★ 4.71,738 ratingsUtilitiesFreeData updated 2026-09-09
  11. Calculator with History Tape app icon

    Calculator with History Tape

    帆 杨

    Calculate, record, and customize equations

    A a log of all calculations. Displays input equations and results clearly. Includes backspace function. Allows adjustable keyboard size and number font size. Supports customization of decimal places, font size for , and display format.

    ★ 4.73,129 ratingsProductivityFreeData updated 2026-09-06
  12. Mexican Pesos To US Dollars app icon

    Mexican Pesos To US Dollars

    Armchair Engineering

    Convert MXN to USD with precision

    Convert using real-time exchange rates. Choose the number of decimal places for precision. Input amounts and view converted values instantly.

    ★ 4.8767 ratingsUtilities$1.99Data updated 2026-09-10
  13. Fraction Calculator Plus app icon

    Fraction Calculator Plus

    Tue Nguyen Minh

    Solve fractions with mixed number input

    Solve math problems with three keypads for easy mixed number input. Calculate multiple fractions simultaneously. Syncs with iOS devices for optimal performance.

    ★ 4.73,986 ratingsUtilitiesFreeData updated 2026-09-14
  14. Trigonometry Help app icon

    Trigonometry Help

    Armchair Engineering

    Solve right-angled triangles quickly

    Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

    ★ 4.7479 ratingsUtilities$1.99Data updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.