Best Number Base Calculator Apps

247+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our number base calculator list covers 247+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Number Base Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calculator·Calculator·Free4.9★ (34K)YesYesSep 2026
2Calculator ∞Calculator ∞$5.994.7★ (6.3K)NoYesSep 2026
3Calculator‰Calculator‰Free4.9★ (409K)YesNoSep 2026
4Calculator +Calculator +Free4.6★ (10K)YesYesSep 2026
5Basic Calculator: Classic CalcBasic Calculator: Classic CalcFree4.8★ (3.2K)YesYesSep 2026
6CalculatorCalculatorFree4.5★ (146K)YesYesSep 2026
7Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoSep 2026
8Calculator!Calculator!$0.994.8★ (4.3K)NoYesSep 2026

Top Picks for Number Base Calculator

Calculator·#1

Calculator· by Tim O's Studios, LLC

Big Basic Calculator
Editor's Choice
🔧 Utilities
4.9😊(34K ratings)
FreeAdsIn-App Purchases
Calculator· screenshot 1
Calculator· screenshot 2
Calculator· screenshot 3
Calculator· screenshot 4
Calculator· screenshot 5

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.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Quick and responsive
  • 💡 Percentage function works well
  • 👍 Large, clear buttons
  • 👍 Straightforward, no-frills design

Room to Improve

  • 🔋 Frequent ads can be distracting
  • 🐛 Occasional crashes or freezes
  • 🔒 Lack of customization options
  • 💡 No backspace/undo function
  • 💡 Missing advanced features like memory
Calculator ∞#2

Calculator ∞ by Incpt.Mobis

The Best Scientific Calculator
Strong Contender
📚 Education
4.7(6.3K ratings)
$5.99In-App Purchases
Calculator ∞ screenshot 1
Calculator ∞ screenshot 2
Calculator ∞ screenshot 3
Calculator ∞ screenshot 4
Calculator ∞ screenshot 5
Calculator ∞ screenshot 6

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Calculator‰#3

Calculator‰ by Tim O's Studios, LLC

Default Calculator
Worth Considering
🔧 Utilities
4.9😊(409K 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
  • 👍 Reliable and stable
  • 👍 Helpful for visual impairments

Room to Improve

  • 🔍 Lack of advanced features
  • 💰 Ads can be intrusive
  • 🔒 Concerns about security/malware
  • 🐛 Occasional bugs and glitches

More Number Base Calculator apps to explore

FAQ about Number Base Calculator

What are the best number base calculator apps for iPhone?
Calculator· tops our number base calculator apps ranking as of August 2026, with a 4.9-star average from 34K App Store ratings, and it's free to download.
Yes — 18 of the top number base calculator apps we rank are free to download, including Calculator· and Calculator‰.
Calculator· shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 247+ number base calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides essential functions like addition, subtraction, multiplication, division, and percentage calculations. It also includes advanced features such as square, square root, and inverse functions, particularly on iPad in landscape mode. Users can easily copy their results by double-tapping them.
This app is designed for iOS devices, including iPhones and iPads. It offers specific features like Split View support for multitasking on iPads and Apple Watch support for convenient calculations on your wrist.