42s RPN Calculator app review

Introduction

42s RPN Calculator is a widely versatile scientific and financial calculator that has been designed to emulate the physical product on your iPhone and iPad so that you can perform all manner of complex calculations and functions with ease.

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This is definitely one of the better financial calculator apps that I’ve seen in the Utilities and Finance category of the App Store in recent months, and it is also very reasonably priced compared to some of the more expensive developments from bigger brand names like Hewlett Packard.

Versatile Value for Money

What we have here is a simple yet very well-designed app that you can use to perform a range of functions suitable for use in scientific, financial, engineering, and statistical contexts, as well as being able to import programs from other sources to enjoy fully customizable and scalable functionality.

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You’ll also be pleased to know that this app is backwards compatible with programs from the 41CX, and you can also save functions and calculations within the app for quick and easy future access. Your saved calculations will be accurate to 25 decimal places for the utmost in precision.

Print Your Calculations With a Couple of Taps

The developer has done a fantastic job of incorporating a streamlined and intuitive gesture-based control system for easy navigation, which makes it easy to expand and contract the user-interface as well as performing a variety of functions. One such function allows you to print your figures from directly within the app.

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What’s more, you can also use the iPhone and iPad keyboard to input variations of function names and other data so it’s quite safe to say that 42s RPN Calculator is as versatile as it is user-friendly!

Pros & Cons

Pros

• Perform a range of functions suitable for use in scientific, financial, engineering, and statistical contexts
• Import programs from other sources to enjoy fully customizable functionality
• Backward compatible with 41CX programs                  
• Accurate to 25 decimal places for the utmost in precision
• Save your functions and calculations within the app for quick and easy future access
• Utilize a streamlined and intuitive gesture-based control system for easy navigation
• Use the iPhone and iPad keyboard to input variations of function names and other data
• Print your calculations from directly within the app

Cons

• There is nothing negative to say about this app

Final Words

42s RPN Calculator is an excellent example of a low-cost scientific calculator app for iPhone and iPad, and I would definitely recommend checking it out if you’re in the market for this kind of number-crunching utility!