What's New

Adjustment for iPhone history Swipe up gesture
Fix for iPad answer tap gesture

App Description

Used by thousands in iPad equipped classrooms, CALC Prime is optimized for productivity on iOS10-13. It's the multi-tasking powerhouse of tools & features you've been seeking. This release was specifically designed for Working Professionals and Classroom Teacher/Student settings. No pup-ups, external links or any end-user stats collection with the exception of the startup tutorial and the UserVoice powered support center. (MDM & AppConfig enabled for EMM systems such as IBM's MaaS360)

* 5-Stars Teacher Certified by the #1 Educational App Store
~ https://www.educationalappstore.com
* Used by thousands in iPad equipped classrooms
~ https://QApps.co/News

Educational institutions can also benefit from a 50% discount via Apple's VPP (Volume Purchase Program).

CALC Prime can Calculate, Aggregate and Convert + it has recently introduced Smart Basic Graphing capabilities. One of it's praised features is the ability to share expressions or user-defined functions easily between CALC users.

CALC is an intelligent, multi-functional scientific calculator designed to make math look like art.

CALC provides 55 pre-set + any number of user-definable Advanced Functions, Live currency and Custom conversions, and the ability to personalize your experience with limitless options of colors, fonts, shapes, sizes and layout arrangements.

CALCs external capabilities include a native watchOS app with haptic and conversions, Notification Center Widget and also a Custom Keyboard calculator.

CALC has a quick gratuity "approximator" and an on-screen timer to effectively track the remaining minutes and seconds during a test for instance.

CALC is really clever.
CALC can do live math expressions: From a simple expression like "1+2" to more advanced expressions like "3+(3x9(80+sin(90)))"

Advanced calculator.
By swiping left and right on CALC, you can easily access over 50+ advanced math functions and also add your own.

History log.
CALC remembers what you have calculated. Swipe up, and you can see all your previous calculations and perform aggregate functions.

Built in converter.
Convert your results in 26 common categories, including currency and one extra custom category where you can define your own units and conversions.

Colorfull Themes.
Limitless lovely themes for you to browse, including optional parallax background image of your choice!

Easy access.
Tap & Hold a math expression to edit it. Shake your device to undo
Tap & Hold a number key for smart parenthesis
Tap & Hold the decimal point for RANDOM decimal
Tap & Hold the “ans” key for answer history
Tap & Hold the “÷” key for 1/x
Tap & Hold the “-” key to negate
Text style Edit option for Expressions
Tapping sound options
..and a lot more!

iPhone Screenshots

(click to enlarge)

CALC Prime screenshot 1 CALC Prime screenshot 2 CALC Prime screenshot 3 CALC Prime screenshot 4 CALC Prime screenshot 5

iPad Screenshots

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CALC Prime screenshot 6 CALC Prime screenshot 7 CALC Prime screenshot 8 CALC Prime screenshot 9 CALC Prime screenshot 10

Apple Watch Screenshots

(click to enlarge)

CALC Prime screenshot 11 CALC Prime screenshot 12 CALC Prime screenshot 13 CALC Prime screenshot 14 CALC Prime screenshot 15

App Changes

  • April 04, 2014 Initial release
  • April 10, 2014 New version 3.1
  • April 23, 2014 New version 3.1.1
  • June 30, 2014 New version 3.2
  • July 16, 2014 New version 3.2.2
  • August 01, 2014 Price decrease: $1.99 -> FREE!
  • August 02, 2014 Price increase: FREE! -> $1.99
  • August 27, 2014 New version 3.2.3
  • October 02, 2014 New version 3.3.1
  • November 03, 2014 New version 3.3.2
  • November 22, 2014 New version 3.3.3
  • February 15, 2015 New version 3.4
  • April 16, 2015 New version 3.4.5
  • April 27, 2015 New version 3.4.6
  • June 08, 2015 New version 3.4.7
  • June 21, 2015 New version 3.4.8
  • June 26, 2015 Price increase: $1.99 -> $2.99
  • August 06, 2015 New version 3.4.9
  • September 22, 2015 New version 3.4.11
  • September 24, 2015 New version 3.4.12
  • October 10, 2015 New version 3.4.13
  • October 13, 2015 New version 3.4.14
  • October 28, 2015 New version 3.4.15
  • November 21, 2015 New version 3.4.16
  • December 19, 2015 New version 3.4.17
  • March 14, 2016 New version 3.5.0
  • June 30, 2016 New version 3.5.4
  • June 30, 2016 Price increase: $2.99 -> $3.99
  • July 18, 2016 Price decrease: $3.99 -> $2.99
  • July 21, 2016 Price increase: $2.99 -> $3.99
  • August 03, 2016 New version 3.5.5
  • August 09, 2016 New version 3.5.6
  • November 06, 2016 New version 3.5.10
  • November 06, 2016 New version 3.5.11
  • November 11, 2016 Price decrease: $3.99 -> $2.99
  • November 14, 2016 Price increase: $2.99 -> $4.99
  • November 16, 2016 Price decrease: $4.99 -> $3.99
  • November 26, 2016 Price decrease: $3.99 -> $1.99
  • November 30, 2016 Price increase: $1.99 -> $3.99
  • December 14, 2016 New version 3.5.12
  • June 13, 2019 New version 3.5.23
  • June 13, 2019 Price increase: $3.99 -> $4.99
  • June 14, 2019 Price increase: $3.99 -> $4.99
  • June 14, 2019 Price increase: $3.99 -> $4.99
  • June 15, 2019 Price increase: $3.99 -> $4.99
  • June 15, 2019 Price increase: $3.99 -> $4.99
  • June 15, 2019 Price increase: $3.99 -> $4.99
  • June 16, 2019 Price increase: $3.99 -> $4.99
  • August 16, 2019 New version 3.5.24
  • September 24, 2019 New version 3.5.25
  • September 26, 2019 New version 3.5.26
  • September 26, 2019 Price decrease: $4.99 -> $2.99
  • October 02, 2019 Price increase: $2.99 -> $3.99
  • December 03, 2019 Price decrease: $3.99 -> $1.99
  • December 10, 2019 Price increase: $1.99 -> $3.99
  • December 31, 2019 Price decrease: $3.99 -> $1.99
  • January 07, 2020 Price increase: $1.99 -> $4.99
  • January 21, 2020 Price decrease: $4.99 -> $2.99
  • July 15, 2020 New version 3.5.31
  • July 15, 2020 Price decrease: $2.99 -> $1.99
  • October 23, 2020 New version 3.5.35
  • October 23, 2020 Price increase: $1.99 -> $5.99
  • December 10, 2020 New version 3.5.36
  • August 06, 2021 New version 3.5.39