Best apps like Calculator Ultra for iPhone

13+ similar apps compared and reviewed

4.7 avg rating
8 free apps
Updated August 2026

Whether you want more options like Calculator Ultra for iPhone or a completely different take on the same concept, our curated list of 13+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Calculator Ultra for iPhone

Xmart Calculator Pro#1

Xmart Calculator Pro by XHLIU

Programmable calculator
Editor's Choice
πŸ”§ Utilities
4.4😊(152 ratings)
$5.99
Xmart Calculator Pro screenshot 1
Xmart Calculator Pro screenshot 2
Xmart Calculator Pro screenshot 3
Xmart Calculator Pro screenshot 4
Xmart Calculator Pro screenshot 5
Xmart Calculator Pro screenshot 6

This app functions as an intelligent, programmable calculator that allows users to define custom algebraic functions. It provides instant results as expressions are updated and offers step-by-step calculation traceability. Users can save, recall, and share their calculation history.

What We Love

  • πŸ’Ύ History saving and recall functionality
  • πŸ‘ User-friendly and intuitive interface
  • 🎨 Customizable colors and themes
  • πŸ’‘ Custom function creation and storage

Room to Improve

  • πŸ› Glitches with equals button reuse
  • πŸ› Preferences window opens unexpectedly
  • πŸ“± iPad landscape-only orientation limitation
Calculator: No Ads / Ad-Free#2

Calculator: No Ads / Ad-Free by Gary Cox

Basic, Scientific & Finance
Strong Contender
πŸ”§ Utilities
4.7😊(4.5K ratings)
FreeIn-App Purchases
Calculator: No Ads / Ad-Free screenshot 1
Calculator: No Ads / Ad-Free screenshot 2
Calculator: No Ads / Ad-Free screenshot 3
Calculator: No Ads / Ad-Free screenshot 4
Calculator: No Ads / Ad-Free screenshot 5
Calculator: No Ads / Ad-Free screenshot 6

This app offers a private and accessible calculation experience with no advertisements. It includes scientific, financial, and basic calculation functions, along with features like voice feedback and visual charts for loans and investments.

What We Love

  • πŸš€ Simple and intuitive
  • πŸ”’ No ads or data collection
  • πŸ‘ Customizable color themes
  • πŸ‘ Helpful additional features (loan, mortgage, tip calculators)

Room to Improve

  • πŸ› Incorrect order of operations in calculations
  • πŸ› Missing basic calculator functions (square root, memory)
  • πŸ” Limited functionality compared to full-featured calculators
Time Calculator - Work Hours#3

Time Calculator - Work Hours by Oval Software Oy

Date, Calendar & Salary Clock
Worth Considering
πŸ”§ Utilities
4.7😊(2.8K ratings)
FreeIn-App Purchases
Time Calculator - Work Hours screenshot 1
Time Calculator - Work Hours screenshot 2
Time Calculator - Work Hours screenshot 3
Time Calculator - Work Hours screenshot 4
Time Calculator - Work Hours screenshot 5
Time Calculator - Work Hours screenshot 6

This comprehensive toolkit helps manage time, dates, and schedules with various calculators. Track work hours, plan shifts, convert time formats, and calculate differences between dates. Ideal for professionals, freelancers, and everyday users needing precise time management.

What We Love

  • πŸš€ Great Time calculator App
  • πŸ‘ Handy and easy to use
  • πŸ‘ Excellent
  • πŸ‘ Awesome

Room to Improve

  • πŸ› Editing
  • πŸ› Not designed for use on more than one device?
  • πŸ’° Too Expensive

More apps like Calculator Ultra for iPhone

4
Haseba Calculator
Haseba Calculator
Haseba Calculator
Basic, Scientific, Easy to Use
Free

This app offers a user-friendly calculator with both basic and scientific functions. It features a clean interface, voice input, and convenient history tracking. Advanced options include memory slots for storing values and applying operations to them.

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5
Calc Pro HD – iPad Calculator
Calc Pro HD – iPad Calculator
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10 Powerful Calculators
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This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to replace your physical calculator. It includes scientific, graphing, unit conversion, and financial tools, catering to students and professionals for a wide range of calculations.

10 powerful calculators10 financial worksheetsScientific calculator with RPN
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Calculator Widget - Calcullo
Calculator Widget - Calcullo
Calculator Widget - Calcullo
Interactive, Standby Widget 26
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Access a powerful calculator directly from your home screen or control center. Perform quick calculations without needing to open a separate application, streamlining your daily tasks.

Interactive home screen widgetiOS 18 Control Center widgetStandBy mode calculator
πŸ”§ Utilities
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The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
The Best Calculator - Calc Pro
10 Powerful Calculators
Free

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.

10 powerful calculators (Standard, Scientific, Graphing, etc.)10 financial worksheets (Mortgage, Loan, Compound Interest, etc.)Unit Converter with 3000+ conversions
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8
CALC Smart Calculator Β±
CALC Smart Calculator Β±
CALC Smart Calculator Β±
Basic Β« Scientific Β» Advanced
Free
$5.99 | 100% OFF

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.

Real-time resultsUnit and currency conversionsCustom functions and constants
πŸ”§ Utilities
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9
CalculatorΒ·
CalculatorΒ·
CalculatorΒ·
Big Basic Calculator
Free

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
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10
Calculator 17 - Math Solver
Calculator 17 - Math Solver
Calculator 17 - Math Solver
Home Screen Widget
Free

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

User-friendly interfaceBasic and scientific modesHome screen widget
πŸ”§ Utilities
(908)
free