Comparison

Calculate84 Plus vs Scientific Calculator Pro Plus

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

Head to head
About

Calculate84 Plus

This app provides advanced scientific and graphing calculator functionality. It allows users to plot multiple functions, perform complex mathematical operations, analyze data with statistics, and manage matrices. An optional subscription unlocks even more features.

Highlights
  • Natural textbook equation input
  • Plot multiple functions with touch controls
  • Advanced math, number, and probability functions
  • 1- and 2- Variable statistics
  • Matrix arithmetic and equation solving
  • Extensive command catalog
Features
Read full description

Graph functions, use advanced math commands for your calculations, create tables, and perform statistics. CALCULATE • Type in equations in natural textbook format • The scientific calculator solves all functions like sin, cos, tan, e, ln, Σ, log, ... • Use MATH, NUM, and PROB functions GRAPH • The graphing calculator lets you plot more than ten functions at once, each with a different color • Touch-enabled graph window • Zoom and trace with your fingers in full-screen • Find intersect, min, max, zero, integral, and derivative STATISTICS • Easily enter lists using the Statistics List Editor • Perform 1- and 2- Variable Stats • Find best-fit lines like LinReg, QuadReg, CubicReg, QuartReg, ExpReg • Work with distributions and regressions TABLE • Analyze X and Y values of your functions MATRIX • Do basic matrix arithmetic operations like +, -, *, or power of a Matrix • Put the matrix into Reduced Row-Echelon form and solve linear equation systems • Calculate the determinant, inversion or transpose the matrix CATALOG • Extensive catalog of all commands with syntax, example, and possible error messages CONTACT Write to us at contact@hypercalc.org --- For extended features such as more advanced calculations and functions, subscribe to HyperCalc. Auto-Renewable Subscription Terms: • Payment will be charged to iTunes Account at confirmation of purchase; • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period; • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal; • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase; • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable; • Prices are in U.S. dollars, may vary in countries other than the U.S. and are subject to change without notice. Terms of Service: http://www.hypercalc.org/terms.html Privacy Policy: http://www.hypercalc.org/privacy.html

About

Scientific Calculator Pro Plus

Features
Read full description

Scientific Calculator Pro is a calculator designed for everyday math, education, engineering calculations, and scientific computations. ## Core Calculator * Basic operations: addition, subtraction, multiplication, and division * Parentheses, percentage, plus/minus, backspace, and AC/C * Ans key for reusing the previous result ## Appearance * Multiple themes including Liquid Glass, Diamond Crystal, Retro, Vintage, Simple, and others ## Scientific Functions * Trigonometric functions: sin, cos, tan, and inverse functions using SHIFT * Logarithmic functions: ln and log * Powers and roots: square root, square, and x to the power of y * Scientific notation (Exp) * Mathematical constants: pi and e ## Modes and Precision * DEG and RAD angle modes * Number formatting: NORM, SCI, and ENG * Decimal precision control from 0 to 12 places * SHIFT indicator for alternate functions ## Fraction Calculator * Enter fractions as a/b * Automatic fraction simplification * Mixed fraction display * Convert between fraction and decimal formats ## Memory and History * Memory functions: MC, MR, M+, and M- * Calculation history with saved expressions and results * View, reuse, or clear history * Settings and history are stored locally on the device ## Home Screen Widget * Mini calculator widget for the home screen * Perform basic calculations from the widget * Open the full calculator with a tap ## Offline and Privacy * Works offline * No account required * Data remains stored on the device Scientific Calculator Pro provides standard and scientific calculator functions in a single application with customizable themes, history, memory features, fraction support, and home screen widget access.

Screenshots

Calculate84 Plus4 screens
Scientific Calculator Pro Plus4 screens

Verdict

The call

The clearest difference is in-app purchases: Scientific Calculator Pro Plus at none against Calculate84 Plus's 10. Calculate84 Plus's advantage is ads (none vs shown) and iOS requirement (13.0 vs 26.2). On price, update cadence 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. Calculate84 Plus sells 10 in-app purchases, starting at $2.99 per month. Scientific Calculator Pro Plus asks for nothing beyond the download.

UpkeepUpdate frequency

Calculate84 Plus ships an update every 2 months, Scientific Calculator Pro Plus every 3 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Calculate84 Plus versus Scientific Calculator Pro Plus: the parameters behind the verdict, then further details
ParameterCalculate84 PlusScientific Calculator Pro Plus
PriceFreeFree
Rating4.5 (306 ratings) — better—
Positive reviews64.0% of reviews—
Number of ratings306 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.2
Further details — not scored
Size33 MB7 MB
Age rating4+4+
DeveloperDi Venisco UG (haftungsbeschrankt)Maryna Chervinska

Bugs and requests

Calculate84 Plus

Reported bugs

5 issues
  • Domain incorrect in y= table
  • App closes when pulling up table
  • Cannot input negative matrices
  • App freezes during IAP search
  • Cannot drag functions

Requested features

10 requests
  • Dark mode
  • Numeric solver (free)
  • 2nd function
  • Chinese language support
  • Tutorial videos
Show 5 more
  • Settings button (color theme, subscription details)
  • Standard calculator mode
  • Show premium features in description
  • Ability to create programs
  • More TI-84 Plus CE features

Scientific Calculator Pro Plus

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Calculate84 Plus

Subscriptions8
  • HyperCalc - Monthly$2.991 Month
  • HyperCalc - Monthly7 Days trial$2.991 Month
  • HyperCalc - Monthly7 Days trial$4.991 Month
Show 5 more
  • HyperCalc - Monthly$4.991 Month
  • HyperCalc - Yearly$14.991 Year
  • HyperCalc - Yearly7 Days trial$14.991 Year
  • HyperCalc - Yearly7 Days trial$19.991 Year
  • HyperCalc - Yearly$19.991 Year
One-time2
  • HyperCalc - Lifetime$29.99
  • HyperCalc - Lifetime$39.99
None

Scientific Calculator Pro Plus

No in-app purchases

Questions

Is Calculate84 Plus free?
Calculate84 Plus is free to download, with in-app purchases available.
Is Scientific Calculator Pro Plus free?
Scientific Calculator Pro Plus is free to download, with no in-app purchases.
Do Calculate84 Plus or Scientific Calculator Pro Plus have ads?
Scientific Calculator Pro Plus shows ads; Calculate84 Plus does not.
Which is updated more often, Calculate84 Plus or Scientific Calculator Pro Plus?
Calculate84 Plus ships an update every 2 months, and Scientific Calculator Pro Plus every 3 months. Most recently, Calculate84 Plus was updated on November 3, 2026 and Scientific Calculator Pro Plus on November 5, 2026.

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