193+ iOS apps curated and reviewed
The best layout calc pro apps on iPhone average 4.7★ across 193+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
This tool provides precise pipe layout calculations for professionals in welding and fabrication. It offers various offset and fitting calculators, along with data tools for custom angles and triangle solutions. Easily switch between imperial and metric units for field or shop use.
This professional tool assists engineers and fabricators in quickly calculating and visualizing flat patterns for elbows and reducers. It provides instant pattern graphs with cut coordinates to streamline fabrication and minimize material waste.
This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.
This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.
This application offers a high-precision calculation engine with a user-friendly interface. It allows for real-time result display as formulas are typed, supports multiple undo actions, and enables easy switching between workspaces. Users can also access persistent history, print calculations via AirPrint, and share history via email.
A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.
This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.
This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.
This app offers a versatile calculator experience with basic, scientific, and advanced modes. It features real-time results, unit conversions, custom functions, and a shareable history. Optimized for various Apple devices, it's designed for ease of use by students, professionals, and scientists.
A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.
This app offers a powerful and customizable calculator experience with a dual-line display for seeing input and results simultaneously. Save and organize your calculations with history, labeling, and email options. Personalize layouts, themes, and fonts for a comfortable and efficient user experience.
This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.
This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.
This app calculates precise layout dimensions for pipe intersections, generating full-size pattern templates for accurate cuts. It supports various pipe and elbow sizes, wall thicknesses, and output configurations, eliminating the need for traditional reference books or complex calculations.