Best Caticulator Apps

Contractor Calculator - SumPro

feet inch calculator, foot

Free

This app is a jobsite calculator designed for construction professionals and DIYers. It handles various calculations for framing, roofing, concrete, and material estimation, eliminating the need for multiple tools. Streamline your measurements, planning, and material ordering with this comprehensive construction math solution.

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.

Cleaning Calculator

Calculate cleaning prices

Free

Easily price cleaning jobs and get paid directly from your phone. Create custom quotes with payment links and accept card payments and tips. Streamline your business with automated notifications and a branded payment page.

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.

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.

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.

Peptide Calculator: PepCalc

Dosage & Reconstitution Tool

Free

This tool simplifies peptide dosage and reconstitution calculations. It accurately determines injection volumes and the correct amount of water for mixing, converting results to insulin syringe units. Designed for researchers and wellness enthusiasts, it ensures precise and confident peptide administration.

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.

Mortgage Pal - Loan Calculator

Payments, Rates & Refinance

Free

This comprehensive mortgage toolkit helps users make informed home buying decisions. It offers multiple calculators for payments, affordability, refinancing, and closing costs, along with tools to visualize rate trends and compare renting versus buying.

Desmos Scientific Calculator

by Desmos

Free

This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.

Calculator +

Graphing, Percentage, Triangle

Free

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.

Calculator with History Tape

No Ads Calculator with Memory

Free

This app provides a straightforward calculator experience with a comprehensive history log of all your computations. Customize the keyboard, display, and history records to suit your needs. Easily add annotations and titles to past calculations for better organization.

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.

NumWorks Graphing Calculator

by NumWorks

Free

This app provides a free, intuitive graphing calculator experience on your iPhone or iPad. It's designed to make learning math easier with features for solving equations, graphing functions, and computing statistics. The app is frequently updated with new features and is programmable in Python.

GeoGebra Graphing Calculator

Graph, Drag, Share

Free

This application allows users to easily graph functions and equations, identify key points, and share their work. It's a powerful tool for learning math and science, offering features like regression and access to learning activities.

Feet, Inch Calculator: Sawline

Construction Calculator

Free

This construction calculator performs precise feet-inch-fraction math for framing, roofing, and stair building. It offers detailed calculations for materials, cut angles, and code compliance, working offline with large keys for jobsite use.

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.