Best Smart Calculator And Converter Apps

246+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

From beginner-friendly picks to power-user tools, our smart calculator and converter list covers 246+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.

Compare top Smart Calculator And Converter Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Smart Calculator and ConverterSmart Calculator and ConverterFree—YesYesMay 2026
2Calculator‰Calculator‰Free4.9★ (410K)YesNoNov 2026
3Calculator - CalcSphereCalculator - CalcSphereFree5.0★ (1)YesNoOct 2026
4Smart Calculator - All In OneSmart Calculator - All In OneFree—NoNoMay 2026
5CALC Smart Calculator ±CALC Smart Calculator ±Free4.8★ (2.4K)NoYesOct 2026
6Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoNov 2026
7Calculator: AI Math Solver ProCalculator: AI Math Solver ProFree4.9★ (9)YesNoOct 2026
8Calculator: EasyCalcCalculator: EasyCalcFree4.4★ (20)YesYesOct 2026

Top Picks for Smart Calculator And Converter

Calculator‰#2

Calculator‰ by Tim O's Studios, LLC

Default Calculator
Strong Contender
🔧 Utilities
4.9😊(410K 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
Calculator - CalcSphere#3

Calculator - CalcSphere by Bansari Sheladiya

Calculator & Converter
Worth Considering
📚 Education
5.0(1 ratings)
FreeAds
Calculator - CalcSphere screenshot 1
Calculator - CalcSphere screenshot 2
Calculator - CalcSphere screenshot 3
Calculator - CalcSphere screenshot 4
Calculator - CalcSphere screenshot 5

This app offers a comprehensive suite of calculation tools, including basic arithmetic, memory functions, and a history log. It also features a robust unit converter covering over 20 categories like area, data, and length, along with specialized calculators for discounts and taxes.

More Smart Calculator And Converter apps to explore

FAQ about Smart Calculator And Converter

Are there free smart calculator and converter apps for iPhone?
Yes — 20 of the top smart calculator and converter apps we rank are free to download, including Smart Calculator and Converter and Calculator‰.
Smart Calculator and Converter shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 246+ smart calculator and converter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.