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Best Caticulator Apps

243+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.7★, the caticulator category is one of the App Store's strongest. Browse all 243+ apps we track, sorted so the most loved ones surface first.

Top Picks for Caticulator

Desmos Graphing Calculator#1

Desmos Graphing Calculator by Desmos, Inc.

Editor's Choice
📚 Education
4.3😊(1.3K ratings)
Free
Desmos Graphing Calculator screenshot 1
Desmos Graphing Calculator screenshot 2
Desmos Graphing Calculator screenshot 3
Desmos Graphing Calculator screenshot 4
Desmos Graphing Calculator screenshot 5
Desmos Graphing Calculator screenshot 6

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.

What We Love

  • 🚀 Insane tool for FREE!
  • 🚀 Best mobile graphing app
  • 👍 Awesome for algebra and calculus
  • 👍 Genuinely an awesome resource

Room to Improve

  • 🐛 Crashes and bugs
  • 🐛 Glitches with certain features
  • 🐛 Loses saved data
Sleepiest: Sleep Meditation#2

Sleepiest: Sleep Meditation by Happiest LTD

Sleep Sounds & Bedtime Stories
Strong Contender
💪 Health & Fitness
4.6😊(31K ratings)
FreeAdsIn-App Purchases
Sleepiest: Sleep Meditation screenshot 1
Sleepiest: Sleep Meditation screenshot 2
Sleepiest: Sleep Meditation screenshot 3
Sleepiest: Sleep Meditation screenshot 4
Sleepiest: Sleep Meditation screenshot 5
Sleepiest: Sleep Meditation screenshot 6

This app helps users fall asleep faster and improve sleep quality with a vast library of bedtime stories, guided meditations, and ambient sounds. It also features smart sleep tracking and a gentle alarm to enhance your rest and well-being.

What We Love

  • 💤 Helps with sleep
  • 🌙 Calming and relaxing sounds
  • 🎧 Variety of stories and meditations
  • 🕰️ Sleep timer feature

Room to Improve

  • 💰 Limited free content, most features require subscription
  • 🔍 Difficulty finding desired content
  • 🔋 Drains phone battery when used overnight
Calculator‰#3

Calculator‰ by Tim O's Studios, LLC

Default Calculator
Worth Considering
🔧 Utilities
4.9😊(404K ratings)
FreeAds
Calculator‰ screenshot 1
Calculator‰ screenshot 2

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.

What We Love

  • 👍 Easy to use
  • 👍 Large, clear buttons
  • 👍 Accurate calculations
  • 👍 Simple, no-frills design

Room to Improve

  • 🔍 Lack of advanced features
  • 💰 Ads can be intrusive
  • 🔒 Concerns about security/malware

More Caticulator apps to explore

4
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

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.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(60K)
free
5
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
Food Macros Calorie Counter
Free

This app helps users track their food intake, calories, and macronutrients to achieve health and fitness goals. It offers features like custom goal setting, automatic serving size calculation, and quick food logging via barcode scanning or label analysis. Users can also monitor progress, share meals, and even convert alcohol calories into macro equivalents.

Custom macro goal settingAutomatic serving size calculationBarcode and label scanning for food logging
💪 Health & Fitness
(18K)
freemium
6
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
7
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Macros, fitness & diététique
Free

This app helps you achieve your health and weight goals through personalized calorie and macro tracking. It features AI-powered food logging, barcode scanning, and custom meal plans with recipes.

AI-powered food loggingCalorie and macro trackingBarcode scanner
💪 Health & Fitness
(17K)
subscription
8
SimplyWise: Cost Estimator
SimplyWise: Cost Estimator
SimplyWise: Cost Estimator
Construction Estimate Maker
Free

This app uses AI to transform job site photos into detailed construction estimates, including material and labor costs. It generates professional bids, suggests upsells, and helps manage projects from start to finish, all from your mobile device.

AI-powered photo-to-estimateBefore & after visualization3D room scanning
💼 Business
(31)
free with in-app purchases
9
Loan Calculator‰
Loan Calculator‰
Loan Calculator‰
Simple Loan Calculator
Free

Easily calculate loan or mortgage payments. Simply input the loan amount, repayment term, and interest rate to get your estimated monthly payment.

Loan calculationMortgage calculationAmount input
💰 Finance
(96K)
ad-supported
10
Nutrition Tracker: Foodnoms
Nutrition Tracker: Foodnoms
Nutrition Tracker: Foodnoms
Log Food and Track Your Macros
Free

Easily log your meals and track your progress towards custom nutrition goals. This app offers fast food logging, detailed insights into your eating habits, and seamless integration with Apple Health. Monitor calories, macros, and more to achieve your health and fitness objectives.

Custom nutrition goal settingFast food and drink loggingBarcode and label scanning
💪 Health & Fitness
(6.9K)
freemium
11
Calculator HD Pro Lite
Calculator HD Pro Lite
Calculator HD Pro Lite
Basic & Scientific Calc
Free

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.

Dual-line displayCalculation historyFull scientific functions
🔧 Utilities
(51K)
ad-supported
12
Map Area Calculator - Marea
Map Area Calculator - Marea
Map Area Calculator - Marea
Measure field & land with GPS
Free

Easily estimate land and field areas using GPS coordinates. Calculate distances between points and get results in multiple units. Premium features include saving measurements, adding notes, attaching photos, and calculating prices.

Estimate area from coordinatesCalculate distances between pointsMultiple unit conversions (sq meters, acres, etc.)
🗺️ Navigation
(1.5K)
free with in-app purchases
13
BMI Calculator‰
BMI Calculator‰
BMI Calculator‰
Body Mass Index Calculator
Free

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

BMI calculationInput heightInput weight
💪 Health & Fitness
(24K)
ad-supported
14
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

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.

Large buttonsDual-line display18 color themes
🔧 Utilities
(13K)
ad-supported
15
Question.AI-Math Calculator
Question.AI-Math Calculator
Question.AI-Math Calculator
Scan&Solve All Subject Problem
Free

This AI chatbot app provides instant answers to your questions, acts as a personal assistant for research, translates over 140 languages, and offers intelligent writing suggestions. It's designed to simplify information gathering and enhance communication for students, professionals, and anyone seeking knowledge.

Instant AI-powered answersPersonalized research assistant140+ language translation
📚 Education
(159K)
free with in-app purchases
16
MDCalc Medical Calculator
MDCalc Medical Calculator
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.

900+ evidence-based calculatorsOffline functionalityExpert insights and commentary
🏥 Medical
(51K)
free
17
Sales Tax Calculator - Tax Me
Sales Tax Calculator - Tax Me
Sales Tax Calculator - Tax Me
Mobile Shopping Price Calc App
Free

Easily calculate sales tax on purchases with this intuitive and accurate tool. Save multiple tax rates, perform arithmetic calculations, and support all currencies. An optional Pro version offers additional features like item logging and reverse tax calculation.

Save multiple tax ratesBuilt-in arithmetic calculatorSupports all currencies
💰 Finance
(5.2K)
free with in-app purchases
18
Secret Safe Lock Vault Manager
Secret Safe Lock Vault Manager
Secret Safe Lock Vault Manager
Keep Pictures+Videos Safe
Free

Securely store and manage your private photos, videos, and account passwords. Protect your sensitive content with multiple lock options and share privately with trusted friends. Offers cloud backup and advanced photo management features.

Private Cloud ServicePassword Protected App EntryPassword Protected Photo Albums
💼 Business
(5.8K)
free with in-app purchases
19
Calculator 3.0
Calculator 3.0
Calculator 3.0
Calculations Simplified
Free

A free, redesigned calculator app offering a simpler, more intuitive experience across Apple devices. Features include customizable themes, advanced scientific functions, and unit conversion, all optimized for various screen sizes and interactions.

Customizable themesScientific calculatorUnit converter
🔧 Utilities
(3.5K)
free
20
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
AI Calorie Counter & Fasting
Free

This app simplifies food tracking with an AI scanner that analyzes your meals from photos. It offers a fun, gamified experience with a customizable character to help you build healthy habits and achieve your weight goals.

AI food scanner from photosEffortless meal loggingCalorie, water, and fasting tracking
💪 Health & Fitness
(49K)
free with in-app purchases

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