Calculator Smart is the greatest, most accurate calculator ever made, with stunning modern interface. You can make everyday simple calculations or complex computations straight from your Mac.

An accurate and flawless calculator is a must-have app for everyone’s device, so don’t hesitate and grab the awesome Calculator Smart for FREE!

• Standard and Scientific mode with more than 30 scientific operations
• Slide to delete wrong digit(s)
• Copy & Paste - Double tap or Long press on number field and choose Copy or Paste option
• Three digit easy to read grouping format
• Locale-specific Decimal and Thousands Separators
• Output in 2 formats: Scientific notation (mantissa/exponent) and Decimal floating point
• Degrees and Radians calculations
• Easy to use memory buttons
• Parentheses and nested parenthesis for complex equations calculation
• Gorgeous big buttons for ultrafast calculations
• Sound when pressing a button
• Colorful skins for every taste
• Universal In-App Purchase

Available on Mac, iPhone, Apple Watch, iPad & Apple TV

What’s New

Version 1.6.2

Calculator Smart just got better!
We update the app regularly to make it better and more reliable for you.

• Optimized for macOS Big Sur 11.2

Ratings and Reviews

3.5 out of 5
6 Ratings

6 Ratings

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It’s helpful a lot

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Poor Display

Can’t see the digits in display completely. Maybe because of banner add at bottom. Can’t make calculator smaller in hopes of seeing complete display of digits.

Plasmadimensions33 ,

This App is Indispensable!!

This App is Indispensable!! It's simple, powerful, elegant.

In-App Purchases

Colorful Skins
Great additional skins
Colorful Skins for Mac app
Great additional skins for Mac app
Colorful Skins and Remove Ads
Great additional skins

App Privacy

The developer, Miroslav Otsedarski, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers
  • Usage Data
  • Diagnostics

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Identifiers
  • Usage Data
  • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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