Best Caticulator Apps

Ductulator - Duct Calculator

HVAC Airflow Sizing & Design

Free

This app provides professional HVAC duct sizing and psychrometric calculations in a single tool. It offers detailed calculations for various duct types and materials, along with comprehensive humid air property analysis. Designed for HVAC professionals, it replaces traditional ductulators with accurate digital functionality.

Desmos Graphing Calculator

by Desmos

Free

Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

Calculator - MingCalc

Make Calculator Simpler

Free

This utility app offers a streamlined and efficient calculator experience. It records your entire calculation history for easy retrieval and allows for personalized prompt tones and customizable themes. Ideal for iPad users seeking a simpler, faster calculation tool.

Fault Current Calculator

by Cooper Bussmann, LLC

Free

This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.

Feet and Inches Calculator

Perfect Construction Calc!

Free

A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.

Construction Calculator: Pro²

Deck, Roof, Stairs & Concrete

Free

This app provides a comprehensive suite of tools for construction professionals and DIY enthusiasts, offering precise calculations for decking, roofing, stairs, concrete, and more. It simplifies complex measurements and material takeoffs, ensuring accuracy and efficiency on the job site, even offline.

Candle Calculator: WickWise

Soy Wax, Wick Size & Recipes

Free

This app helps candle makers plan, record, and price their creations. It offers tools for calculating wax and fragrance, tracking inventory, managing production batches, and analyzing costs and sales.

Calculator for iPhone and iPad

You can count on it

Free

A straightforward and intuitive calculator app designed for ease of use. It offers a history bar, customizable themes, and advanced mathematical functions, ensuring a pleasant and efficient calculation experience on your device.

MyCalculatorClient

currency exchange

Free

This application serves as a versatile tool for both mathematical calculations and real-time currency exchange. It offers a straightforward interface for everyday financial tasks and international currency conversions.

TimeCalc: Time Calculator

Hours, Duration, Dates & Age

Free

This app accurately calculates time-related tasks, including working hours, durations between dates, and age. It offers a user-friendly interface with dark mode and offline functionality, allowing for easy time management for work and personal life.

Calculator with History Tape

No Ads Calculator with Memory

Free

This app provides a straightforward calculator with a comprehensive history log of all your computations. Customize display formats, font sizes, and keyboard layouts for a personalized experience. Easily annotate and title past calculations for better organization.

Concrete and Agg Calculator

by Chaney Enterprises

Free

Calculate precise amounts of concrete, aggregate, and masonry materials needed for various construction projects. Accounts for potential waste and overages to ensure you order the right quantity.

Tip Calculator % Tap Tip

Tipping & Bill Splitting Calc

Free

Easily calculate service-based tips and split bills with this intuitive app. It handles complex scenarios like taxes and multiple people, ensuring you tip correctly and manage expenses efficiently. Features include bill splitting, tax exclusion, and currency conversion.

Calculator +

Graphing, Percentage, Triangle

Free

This app offers a free basic and scientific calculator with an elegant interface. Upgrade for advanced features like graphing, equation solving, and unit conversions. Supports fractions, percentages, and multiple themes.

MDCalc Medical Calculator

Clinical Decision Support

Free

This app provides over 900 evidence-based medical calculators, risk scores, and clinical tools for healthcare professionals. It offers offline functionality, expert insights, and CME tracking to support patient care at the bedside. Tools are developed and validated by board-certified physicians.

Mortgage Calculator Plus

by AppRebel, Inc.

Free

Easily calculate mortgage payments with detailed amortization schedules. This app offers advanced analytics, including interest breakdowns and the ability to save and share calculations. It's designed for anyone looking to understand or plan their mortgage finances.

Toll & Gas Calculator TollGuru

Cheap Trip Car Truck Toll RV

Free

Calculate toll and fuel costs for various vehicle types across multiple countries. Find the cheapest, fastest, or most optimal routes by considering time and cost trade-offs. Supports various payment methods and toll tags.