Comparison

Prime Factorization vs Panecal Scientific Calculator

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

Head to head
About

Prime Factorization

This utility app breaks down integers into their prime factors. It also calculates the number and sum of divisors, lists all divisors, and identifies specific number types like prime, perfect, abundant, or deficient.

Highlights
  • Prime factorization of integers
  • Calculate number of divisors
  • Sum of divisors calculation
  • List all divisors
  • Identify prime numbers
  • Identify perfect, abundant, deficient numbers
Features
Read full description

This app factorize inputted integer to primes. You can input and factorize any integers under 100 million. App will show below result. * The result of prime factorization * The number of divisors * The sum total of divisors * All Divisors In addition, you can know which inputted number is "Prime number", "Perfect Number", "Multipru Perfect Number", "Abundant Number"or "Dificient Number".

About

Panecal Scientific Calculator

This app functions as a scientific calculator, enabling users to input and edit complex formulas with ease. It supports formula history, variable memory, and various number system conversions for accurate calculations.

Highlights
  • Formula editing with cursor and swipe
  • Reuse past formulas
  • Variable memory for calculations
  • Binary, octal, decimal, hexadecimal conversion
  • M+/M- memory functions
  • Angle unit settings (DEG, RAD, GRAD)
Features
Read full description

[Description] Panecal is a scientific calculator app that lets you display and modify formulas. By allowing you to review your formulas as you type, it helps prevent typos and calculation errors. You can also reuse past formulas and utilize variable memory to recalculate by changing only specific values. The on-screen cursor allows you to quickly navigate to where you want to edit by tapping or using the arrow keys. Featuring a powerful, flexible, and intuitive user interface, the app also supports swiping to scroll through formulas and long-pressing to copy and paste. [Features] - Recalculate easily using past formulas - Effortless editing with cursor navigation and screen swiping - Copy and paste formula text - History log for both formulas and calculation results - Binary, octal, decimal, and hexadecimal calculation and conversion (Up to 32-bit) - M+/M- memory functions and variable memory (A–F) - Support for arithmetic operations, inverse trigonometric functions, logarithmic functions, power/root functions, factorials, absolute values, percentage calculations, modulo operations, and polar/cartesian coordinate conversion - Multiple angle units (DEG, RAD, GRAD) -Multiple display formats: Normal (standard), Fix (fixed decimal), Sci (significant figures), and Eng (engineering notation in multiples of 3) -Customizable decimal point characters and grouping separators [Disclaimer] Please note that Appsys accepts no responsibility for any damages, lost profits, or claims from third parties arising from the use of this software.

Screenshots

Prime Factorization1 screens
Panecal Scientific Calculator4 screens

Verdict

The call

The clearest difference is ads: Prime Factorization at none against Panecal Scientific Calculator's shown. Prime Factorization also leads on review sentiment (100% vs 76%) and monetization model (free vs ad-supported). Panecal Scientific Calculator's advantage is rating (4.8 vs 4.4) and ratings volume (2K vs 5). On price, update cadence, in-app purchases and device support 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

Panecal Scientific Calculator holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Panecal Scientific Calculator has 2K ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 100% of Prime Factorization's written reviews are positive against 76% of Panecal Scientific Calculator's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Prime Factorization ships an update every 3 months, Panecal Scientific Calculator every 2 months. The most recent releases landed on October 15, 2026 and October 29, 2026 respectively.

Scorecard6 real differences · 4 level
Prime Factorization versus Panecal Scientific Calculator: the parameters behind the verdict, then further details
ParameterPrime FactorizationPanecal Scientific Calculator
PriceFreeFree
Rating4.4 (5 ratings)4.8 (2K ratings) — better
Positive reviews100.0% of reviews — better75.8% of reviews
Number of ratings52K — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS8.0 — better12.0
Further details — not scored
Size2 MB34 MB
Age rating4+4+
DeveloperSohei MoriNoriyasu Kutsuzawa

Customer experience

Prime Factorization

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews21 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Panecal Scientific Calculator

All ratings1,947 ratings
Positive94.9%
Neutral2.3%
Negative2.8%
Written reviews670 reviews
Positive75.8%
Neutral7.0%
Negative17.2%

Bugs and requests

Prime Factorization

Not enough reviews yet to summarise bugs or requests.

Panecal Scientific Calculator

Reported bugs

3 issues
  • Inability to switch back from Bin mode
  • Calculation history not scrolling properly
  • Inconsistent behavior with certain operations

Requested features

5 requests
  • Unit conversion tools
  • Customizable font and icon
  • Ability to rotate screen
  • More advanced programming features
  • Improved order of operations handling

In-app purchases

None

Prime Factorization

No in-app purchases

None

Panecal Scientific Calculator

No in-app purchases

Questions

Is Prime Factorization free?
Prime Factorization is free to download, with no in-app purchases.
Is Panecal Scientific Calculator free?
Panecal Scientific Calculator is free to download, with no in-app purchases.
Which has better reviews, Prime Factorization or Panecal Scientific Calculator?
Panecal Scientific Calculator is rated higher. Prime Factorization averages 4.4 out of 5 from 5 ratings, while Panecal Scientific Calculator averages 4.8 from 2K ratings.
Do Prime Factorization or Panecal Scientific Calculator have ads?
Panecal Scientific Calculator shows ads; Prime Factorization does not.
Which is updated more often, Prime Factorization or Panecal Scientific Calculator?
Prime Factorization ships an update every 3 months, and Panecal Scientific Calculator every 2 months. Most recently, Prime Factorization was updated on October 15, 2026 and Panecal Scientific Calculator on October 29, 2026.

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