Comparison

RPN Big Integer Calculator vs Big Number Calculator+

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RPN Big Integer Calculator

This application provides a Reverse Polish Notation (RPN) calculator designed for handling very large numbers, up to 1024 bits. It specializes in prime number calculations and the factorization of substantial integers.

Highlights
  • RPN calculator interface
  • Big Integer support (up to 1024 bits)
  • Prime Number Calculations
  • Factorization of large numbers
Features
Read full description

RPN Calculator for BigIntegers (up to 1024 bits) - Prime Number Calculations - Factorization of bigger Numbers

About

Big Number Calculator+

Perform calculations with extremely large numbers, up to 66,000 digits. Supports addition, subtraction, multiplication, and division, with options for different calculation engines and data input methods. Results can be saved and printed in formatted text files.

Highlights
  • Handles up to 66,000 digits
  • Addition, subtraction, multiplication, division
  • Selectable calculation engines (Swift, Objective-C)
  • Load data from files (txt, rtf, rtfd)
  • Automatic data formatting for printing and saving
  • Customizable number separators
Features
Read full description

“Big Number Calculator+” is an application that can calculate very large numbers. The format that can be used is decimal (integer). The calculation functions that can be used are addition, subtraction, multiplication, and division. The number of digits is limited to 66000 digits. Only plus signs can be used. Minus signs cannot be used. The calculation engine used in the calculation can be selected from “Swift” and “Objective-C”. You can also view the source code of the calculation engine. Please use at your own risk. Only numerical values ​​(1,2,3,4,5,6,7,8,9,0) are extracted from the input data. You can optionally enter non-numeric characters. It can be used as a delimiter. It can be load from a file in addition to direct input. Input data and calculation results are automatically formatted for printing and saving. The save file is saved in text format (.txt). "Big Number Calculator" for macOS is also available. Main Specifications • iOS 13 and iPadOS 13 or later Main functions Maximum number of digits of input data • 66000 digits Calculation function • Addition, subtraction, multiplication, division The algorithm uses the "brush calculation method". The division is displayed as “quotient and remainder". Calculation engine • “Swift” and “Objective-C” can be selected. Numeric format • Decimal number (integer) Only the plus sign can be used as the sign. Minus signs cannot be used. Numerical input • Only numerical values ​​(1,2,3,4,5,6,7,8,9,0) are extracted. • Characters other than numerical values ​​can be entered in the option settings. Can be used as a delimiter. Load from file • The file types that can be load are "txt, rtf, rtfd". Data replacement and registration • Input data and calculation results can be replaced by dragging and dropping. It can also be registered in the register. Separation • Separate with the selected delimiter (comma and space). • Separate by the selected number of separation digits (3, 6, 10, 16, 24). Any number of separation digits can be entered. Printing • Input data and calculation results are automatically formatted. Save • Input data and calculation results are automatically formatted. • The file format is text (.txt) format. Source code • The source code of the calculation engine can be displayed. Please use at your own risk.

Screenshots

RPN Big Integer Calculator1 screens
Big Number Calculator+4 screens

Verdict

The call

The clearest difference is review sentiment: RPN Big Integer Calculator at 100% against Big Number Calculator+'s 0%. RPN Big Integer Calculator also leads on rating (5.0 vs 4.0) and iOS requirement (9.3 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

RPN Big Integer Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 100% of RPN Big Integer Calculator's written reviews are positive against 0% of Big Number Calculator+'s.

Scorecard3 real differences · 7 level
RPN Big Integer Calculator versus Big Number Calculator+: the parameters behind the verdict, then further details
ParameterRPN Big Integer CalculatorBig Number Calculator+
PriceFreeFree
Rating5.0 (2 ratings) — better4.0 (2 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings22
Update frequency—Every 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.3 — better15.0
Further details — not scored
Size19 MB19 MB
Age rating4+4+
DeveloperStephan JancarKunio Takeuchi

Customer experience

RPN Big Integer Calculator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Big Number Calculator+

All ratings3 ratings
Positive33.3%
Neutral66.7%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

RPN Big Integer Calculator

No in-app purchases

None

Big Number Calculator+

No in-app purchases

Questions

Is RPN Big Integer Calculator free?
RPN Big Integer Calculator is free to download, with no in-app purchases.
Is Big Number Calculator+ free?
Big Number Calculator+ is free to download, with no in-app purchases.
Which has better reviews, RPN Big Integer Calculator or Big Number Calculator+?
RPN Big Integer Calculator is rated higher. RPN Big Integer Calculator averages 5.0 out of 5 from 2 ratings, while Big Number Calculator+ averages 4.0 from 2 ratings.
Do RPN Big Integer Calculator or Big Number Calculator+ have ads?
Neither RPN Big Integer Calculator nor Big Number Calculator+ shows ads.

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