Comparison

Calculator HD Pro Lite vs Panecal Plus Sci. Calculator

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

Head to head
About

Calculator HD Pro Lite

This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.

Highlights
  • Dual-line display
  • Calculation history
  • Full scientific functions
  • Customizable layouts and themes
  • Big buttons
  • Email history
Features
Read full description

A colorful calculator with big buttons, comprehensive features, and extensive customization. Used by millions. Supported by ads. SEE EVERY STEP ・Dual-line display - shows your input and result simultaneously ・Multi-line input for long equations ・Tap & hold to move the cursor or copy and paste where you want SAVE YOUR WORK ・History saves every calculation with time and date ・Label important calculations for easy reference ・Email single calculations or complete history ・Swipe down to review previous work CUSTOMIZE EVERYTHING ・6 layouts including extra-large button options ・10 color themes plus Dark Mode ・Adjustable font size and bold text ・Left-handed mode ・Show or hide features you don't need SCIENTIFIC FUNCTIONS ・Full scientific calculator when needed ・Memory buttons with values displayed ・Percentage and backspace buttons ・Automatic scientific notation ・VoiceOver accessibility OPTIONAL IN APP PURCHASES ・Today View Widget (iOS 17 and below) ・Multiple History Tapes ADDITIONAL FEATURES ・Customizable button symbols and decimal settings ・Multiple backspace button styles ・iPad Split View and 3D Touch support ・Gesture controls for quick access URL Scheme: calculatorhdprofree://

About

Panecal Plus Sci. Calculator

This app functions as a scientific calculator with a multiline editable display. It allows users to view and modify formulas as they are entered, preventing errors. Past calculations can be reused, and variable memory enables efficient recalculations.

Highlights
  • Multiline editable formulas
  • Re-calculation of past formulas
  • Cursor-based editing and swipe navigation
  • Copy and paste formulas
  • Formula and answer history
  • Number base conversion (binary, octal, decimal, hex)
  • Variable memory
Features
Read full description

[Description] Panecal is a scientific calculator app that allows you to display and modify formulas. It allows you to enter formulas while checking them, which prevents you from typing incorrectly or making calculation errors. It is also possible to reuse past formulas and use variable memory to change only certain values to calculate them.  The display shows the cursor, and you can tap or press the arrow keys to quickly navigate to where you want to edit. It has a powerful, flexible and intuitive user interface with support for swiping to scroll through formulas and long-tap to copy and paste.   [Features] - Re-calculation by using past formula - Easy editing by using a cursor operation and swipe the screen - Copy and paste formulas text - Formulas history and answers history table - Binary numbers, octal numbers, decimal numbers, hexadecimal numbers calculation and conversion (Max.32bits) - M+/M- memory functions and variable(A-F) memory - Arithmetic operations, inverse trigonometric functions, logarithmic functions, power functions, power root functions, factorials, absolute values, percent calculations, modulo calculation, polar and cartesian coordinate conversion - Angle units (DEG, RAD, GRAD) - Result format with Normal(standard), Fix (fixed decimal mode), Sci (significant figures), and Eng (index is in multiples of 3) - Decimal point character and grouping separator settings [Disclaimer] Please note in advance that Appsys is not responsible for any damage or lost profits caused by the use of this software, or any claims from third parties.

Screenshots

Calculator HD Pro Lite4 screens
Panecal Plus Sci. Calculator4 screens

Verdict

The call

The clearest difference is price: Calculator HD Pro Lite at Free against Panecal Plus Sci. Calculator's $2.99. Calculator HD Pro Lite also leads on ratings volume (51K vs 363). Panecal Plus Sci. Calculator's advantage is ads (none vs shown) and rating (4.8 vs 4.6). On review sentiment, 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

Calculator HD Pro Lite is free to download; Panecal Plus Sci. Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Panecal Plus Sci. Calculator holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Calculator HD Pro Lite has 51K ratings behind it against 363, so its average is the more settled of the two. Written reviews point the same way: 78% of Calculator HD Pro Lite's written reviews are positive against 79% of Panecal Plus Sci. Calculator's.

UpkeepUpdate frequency

Calculator HD Pro Lite ships an update every 2 months, Panecal Plus Sci. Calculator every 3 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

Scorecard6 real differences · 4 level
Calculator HD Pro Lite versus Panecal Plus Sci. Calculator: the parameters behind the verdict, then further details
ParameterCalculator HD Pro LitePanecal Plus Sci. Calculator
PriceFree — better$2.99
Rating4.6 (51K ratings)4.8 (363 ratings) — better
Positive reviews77.6% of reviews79.3% of reviews — better
Number of ratings51K — better363
Update frequencyEvery 2 months — betterEvery 3 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.212.0 — better
Further details — not scored
Size47 MB18 MB
Age rating4+4+
DeveloperCider Software LLCNoriyasu Kutsuzawa

Customer experience

Calculator HD Pro Lite

All ratings51,312 ratings
Positive91.9%
Neutral4.0%
Negative4.2%
Written reviews447 reviews
Positive77.6%
Neutral5.8%
Negative16.6%

Panecal Plus Sci. Calculator

All ratings363 ratings
Positive94.5%
Neutral2.2%
Negative3.3%
Written reviews290 reviews
Positive79.3%
Neutral9.0%
Negative11.7%

Bugs and requests

Calculator HD Pro Lite

Reported bugs

3 issues
  • Calculation errors with very large numbers
  • Crashes after recent update
  • Decimal point displayed as comma

Requested features

5 requests
  • Dark mode option
  • Ability to sync calculation history across devices
  • More advanced math functions (e.g. dms/dd)
  • Customizable button layout
  • Ability to disable ads without paying

Panecal Plus Sci. Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Calculator HD Pro Lite

No in-app purchases

None

Panecal Plus Sci. Calculator

No in-app purchases

Questions

Is Calculator HD Pro Lite free?
Calculator HD Pro Lite is free to download, with no in-app purchases.
Is Panecal Plus Sci. Calculator free?
Panecal Plus Sci. Calculator costs $2.99, with no in-app purchases.
Which has better reviews, Calculator HD Pro Lite or Panecal Plus Sci. Calculator?
Panecal Plus Sci. Calculator is rated higher. Calculator HD Pro Lite averages 4.6 out of 5 from 51K ratings, while Panecal Plus Sci. Calculator averages 4.8 from 363 ratings.
Do Calculator HD Pro Lite or Panecal Plus Sci. Calculator have ads?
Calculator HD Pro Lite shows ads; Panecal Plus Sci. Calculator does not.
Which is updated more often, Calculator HD Pro Lite or Panecal Plus Sci. Calculator?
Calculator HD Pro Lite ships an update every 2 months, and Panecal Plus Sci. Calculator every 3 months. Most recently, Calculator HD Pro Lite was updated on September 25, 2026 and Panecal Plus Sci. Calculator on September 23, 2026.

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