Best Crew Per Diem Calculator Apps

224+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Crew Per Diem Calculator is the household name in crew per diem calculator, but it's far from the only option. We track 224+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Crew Per Diem Calculator Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Crew Per Diem CalculatorCrew Per Diem CalculatorFree5.0★ (2)NoNoMay 2026
2Calculator for iPad!Calculator for iPad!Free4.7★ (60K)NoNoJul 2026
3Basic Calculator+Basic Calculator+Free4.9★ (243K)YesNoJul 2026
4Calculator for iPad₊Calculator for iPad₊Free4.5★ (126K)YesYesJul 2026
5Digits Tape CalculatorDigits Tape Calculator$1.994.8★ (1.1K)NoYesJul 2026
6Calculator 3.0Calculator 3.0Free4.7★ (3.5K)NoYesJul 2026
7ClevCalc - CalculatorClevCalc - CalculatorFree4.7★ (12K)YesYesJul 2026
8Calculator with History +Calculator with History +Free4.7★ (23K)NoYesJul 2026

Top Picks for Crew Per Diem Calculator

Crew Per Diem Calculator#1

Crew Per Diem Calculator by David Harshaw

Aviation Per Diem Tool
Editor's Choice
💰 Finance
5.0(2 ratings)
Free
Crew Per Diem Calculator screenshot 1
Crew Per Diem Calculator screenshot 2
Crew Per Diem Calculator screenshot 3
Crew Per Diem Calculator screenshot 4
Crew Per Diem Calculator screenshot 5

Easily calculate yearly per diem deductions for aviation professionals. Supports manual or automatic trip entry with official GSA rates for tax filing. Eliminates spreadsheets and guesswork for clear financial records.

Calculator for iPad!#2

Calculator for iPad! by 7th Gear

Basic & Scientific Calculator
Strong Contender
🔧 Utilities
4.7😊(60K ratings)
Free
Calculator for iPad! screenshot 1
Calculator for iPad! screenshot 2
Calculator for iPad! screenshot 3
Calculator for iPad! screenshot 4

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.

What We Love

  • 📐 Versatile calculator with basic and scientific modes
  • 📝 Useful note-taking and calculation history features
  • 🎨 Customizable color schemes
  • 💻 Works well on both iPad and iPhone

Room to Improve

  • 💰 Ads can be intrusive in free version
  • 🔒 Lack of transparency around in-app purchases
  • 🔍 Difficulty finding and accessing premium features
Basic Calculator+#3

Basic Calculator+ by Best Free Apps

Basic Four Function Calculator
Worth Considering
🔧 Utilities
4.9😊(243K ratings)
FreeAds
Basic Calculator+ screenshot 1
Basic Calculator+ screenshot 2

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.

What We Love

  • 👍 Easy to use
  • 👍 Large, clear buttons
  • 👍 Straightforward, basic functionality
  • 👍 No ads or in-app purchases

Room to Improve

  • 🐛 Inconsistent click volume
  • 🐛 Ads can be intrusive or disruptive
  • 🐛 Missing backspace/delete function

More Crew Per Diem Calculator apps to explore

4
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

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.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
🔧 Utilities
(126K)
free with in-app purchases
5
Digits Tape Calculator
Digits Tape Calculator
Digits Tape Calculator
The calculator for humans
$1.99

This app offers a calculator with an editable, line-by-line tape history, combining spreadsheet-like functionality with calculator simplicity. Easily correct mistakes, add comments, and share or print your calculations.

Editable line-by-line tape historyCorrect and insert entriesAdd labels and comments
🔧 Utilities
(1.1K)
free with in-app purchases
6
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
7
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
📊 Productivity
(12K)
free with in-app purchases
8
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

Ad-free experienceCalculation historyVisual input
💰 Finance
(23K)
free with in-app purchases
9
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Calculate Paycheck Punch Hours
Free

Easily calculate your work hours and paychecks. This app allows you to log in and out times, automatically deduct lunch breaks, and calculate overtime pay with customizable rates. Manage weekly or bi-weekly pay periods and export your timesheets.

Log in/out timesAutomatic lunch deductionCustomizable overtime rates
📊 Productivity
(1.2K)
free
10
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
by Quackstro
Free

Easily calculate the difference between two times or add/subtract durations. This utility app helps manage time calculations for various purposes.

Add time durationsSubtract time durationsCalculate time differences
🔧 Utilities
(2.9K)
ad-supported
11
Desmos Scientific Calculator
Desmos Scientific Calculator
Desmos Scientific Calculator
by Desmos, Inc.
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.

Basic arithmetic operationsTrigonometric functionsStatistical calculations
📚 Education
(327)
free
12
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

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.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
13
VA Disability Pay
VA Disability Pay
VA Disability Pay
VA Disability & Pay Calculator
Free

This app helps military personnel estimate their Veterans Affairs (VA) disability pay and calculate their combined disability rating. It provides an estimation of benefits without requiring personal information or login.

Estimate VA disability payCalculate combined disability ratingInform about disability benefits
💰 Finance
(10K)
free with in-app purchases
14
Total Plus:Shopping Calculator
Total Plus:Shopping Calculator
Total Plus:Shopping Calculator
Shopping List Calculator
Free
$2.99 | 100% OFF

This app helps you calculate your shopping totals, including tax and discounts, to stay on budget. It allows for multiple discounts per item, saving lists, and calculating by quantity or weight. Perfect for grocery trips or quick price checks.

Instant tax and discount calculationsUp to five discounts per itemCalculate by quantity or weight
📊 Productivity
(2.2K)
free with in-app purchases
15
BA Financial Calculator
BA Financial Calculator
BA Financial Calculator
BAII Plus Emulator
Free

Emulates the TI BAII Plus financial calculator, offering identical functionality with a clean and user-friendly interface. It's designed for finance professionals and students preparing for exams like CFA, FRM, and CPA.

TI BAII Plus emulatorIdentical functionalityUser-friendly interface
💰 Finance
(2.9K)
ad-supported
16
Calculate Hours Worked
Calculate Hours Worked
Calculate Hours Worked
Hours Calculator / Timesheet
Free

Easily calculate your total hours worked by entering your log-in and log-out times. You can also input your hourly pay rate to determine your total earnings. Advanced features allow for individual rate settings and comments for different jobs, with options to email or download results.

Log-in/Log-out time entryAutomatic total hours calculationHourly pay rate input
🔧 Utilities
(224)
free
17
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

Optional RPN modeMultiple undo and redoUnit conversions and constants
🔧 Utilities
(214)
free with in-app purchases
18
Cost Margin Calculator
Cost Margin Calculator
Cost Margin Calculator
by Renowne, LLC
Free

This business tool accurately calculates cost, margin/markup, price, and commission. It also includes a break-even calculator to determine the sales needed to cover costs during promotions. Achieve your business goals with this simple yet powerful app.

Cost, margin/markup, price, commission calculatorsBreak-even analysis calculatorToggle between margin and markup
💰 Finance
(89)
free
19
EZ Financial Calculators
EZ Financial Calculators
EZ Financial Calculators
by Bishinew Incorporated
Free

Access a comprehensive suite of financial tools for personal and business use. Calculate loans, mortgages, investments, retirement savings, and more with ease. This app offers a wide range of specialized calculators for detailed financial analysis.

Finance and Investment CalculatorsLoan and Mortgage CalculatorsRetirement Planning Tools
💰 Finance
(46)
ad-supported
20
my pAAy
my pAAy
my pAAy
Pay Calculator & Estimations
Free

This app helps you accurately calculate your paycheck, including bonuses and trip earnings. It provides detailed estimates for different pay periods and individual trips, supporting various pay scales and per diem calculations. Securely manage your financial data with customizable viewing modes.

Calculate bi-monthly paychecksEstimate individual trip earningsSupport for pay scales and hourly rates
💰 Finance
(3)
freemium

FAQ about Crew Per Diem Calculator

What are the best crew per diem calculator apps for iPhone?
Crew Per Diem Calculator tops our crew per diem calculator apps ranking as of May 2026, with a 5.0-star average from 2 App Store ratings, and it's free to download.
Yes — 19 of the top crew per diem calculator apps we rank are free to download, including Crew Per Diem Calculator and Calculator for iPad!.
Crew Per Diem Calculator has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 224+ crew per diem calculator apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Crew Per Diem uses official GSA per diem rates, sourced directly from the U.S. General Services Administration website. This ensures accuracy for your yearly tax filings and recordkeeping.
Yes, the app supports calculations for both domestic and international trips. It provides a complete yearly breakdown for all your work-related travel expenses.