Calculator ∞ vs Taculator 84 Graphing Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator ∞
This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.
- Step-by-step solution hints
- Math Photos Solver
- Handwriting Recognition
- AI Math Problem Solver
- 2D Graphing
- Unit Converter
- Matrix/Vector Mode
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◉ Top Paid Educational Apps in US, UK, AUS, GER,... ◉ QAppReview.com Rated 9/10 ◉ Users Reviewed: "Top Class Calculator !" The BEST Alternative to Graphing TI-83, TI-84, TI-89, Casio FX, Sharp EL,... Calculator Infinity (∞) – The sleek, multi-function calculator for iPhone/iPad is proud to offer a variety of features to satisfy all ranges of customers: The App possesses a powerful math core and algebra engine with mathematical display support, making it a viable tool for everyone from those looking for basic calculation to more advanced users, such as scientific computation, programmers, engineers, and math students. Calculator ∞ makes available everything you need – including a user manual and tutorial video clips – so you can master the app in a matter of minutes! ◉ Official Website: http://iPhoneCalculator.com ◉ ADVANCED FEATURES: ▸ Step-by-step solution (Hints) ▸ Math Photos Solver * ▸ Handwriting Recognition * ▸ Math Problem Solver (AI) * ▸ Well Organized of Functions ◉ GENERAL FEATURES: ▸ Universal Calculator App ¹ ▸ Support Multitasking (iPad) ▸ Support Wireless KB² ▸ Mathematical Display ▸ Edit & Export Expression/Result ▸ History Tape View ▸ Basic Calculations (+, -, x, ÷, %, Abs,...) ▸ Advanced Functions (Sin, Cos, Ln, X!, ^, √,…) ▸ Memory Variables (Including X,Y,Z,M) ▸ F(x) Customize Functions (F1, F2, F3) ▸ Unit Converter (40 Categories, 1000+ Units) ▸ Over 40 Common Constants ▸ Fraction and Degree/Angle Calculation ▸ Numeric Integral & Derivative Calculation ▸ Dual Skins (Silver Light & Carbon+) ▸ No Ads ◉ ALGEBRA FEATURES: ▸ Big Integer & Rational Number (Up to 500!) ▸ Expand and Factor Polynomials ▸ Indefinite integral & Derivative ▸ Two-side Limit ▸ Taylor Series Expansion ▸ Hints and Solutions ◉ 2D GRAPH: ▸ Simultaneous Graph ▸ Smooth Zoom & Transformation ▸ Support F(X,Y) = 0. E.g. Sin(X) + Cos(Y) = 0. ▸ Conic Equations (Parabola, Hyperbola, Ellipse) ▸ Get Intersections, Min, Max & Special Points ◉ CLOUD COMPUTING: ▸ Advanced Two-side Limit ▸ Advanced Indefinite Integral ▸ General Equations (Accurate Roots) ◉ EQUATIONS SOLVERS: ▸ General Equations (Numerical Roots) ▸ Quadratic & Cubic Equations ▸ System of Linear Equations (2 & 3 Unknowns) ◉ REGRESSION & STATISTICS: ▸ Modify & Sort Data ▸ Single Variable Statistics ▸ Linear, Quadratic, Power Regression ▸ Logarithmic & Exponential Regression ◉ COMPLEX CALCULATION: ▸ Polar & Rectangular Notation ▸ Argument, Conjugate Function ▸ Trigonometry Functions ▸ Logarithmic & Exponential Functions ◉ MATRIX/VECTOR MODE: ▸ Support Up to 7x7 Matrix ▸ Support Complex Numbers ▸ Cross, Dot Product ▸ Det, Inverse, Transpose ▸ Cramer’s Rule Solver ▸ Numerical Real Eigenvalues ◉ NUMBER BASE-N MODE: ▸ 15 Different Bases ▸ Support Up to 32 Bits Integer ▸ Binary Operation (NOT, OR, XOR, 2’S, …) ◉ MULTIPLE LANGUAGES: ▸ English, Spanish, German, ▸ French, Japanese, Chinese (*) In-App-Purchase is required ¹: Include iPhone SE, PRO, PRO-MAX, iPad... ²: Standard English KB Calculator ∞ is not only the Calculator IT IS THE MUST HAVE CALCULATOR !!! We love your feedback, Thanks a lot ! Please contact us for questions, bugs/crash reports, conversion requirements, etc.... Terms of Service: https://iphonecalculator.com/terms-of-service/
Taculator 84 Graphing Calc
This advanced calculator app offers comprehensive tools for high school and college students, covering everything from pre-algebra to calculus and statistics. It features high-resolution graphing, matrix operations, and detailed statistical analysis, all accessible through an intuitive interface.
- Scientific and advanced math functions
- High-resolution graphing and plotting
- Matrix operations and storage
- List, statistics, and distribution calculations
- Integrated command catalog and help
- Complex number support
- Share calculations via text or email
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TACULATOR 84 GRAPHING CALCULATOR • Your graphing calculator for high school and college students. • All the commands you know: advanced math, lists, statistics, distributions, stat plots and more. • Covers everything you need: Pre-Algebra, Algebra 1 & 2, Pre-Calculus, Calculus, Statistics... IT'S EVEN BETTER THAN AN ACTUAL CALCULATOR • 100X faster than a handheld, using the full calculation power of your iPhone/iPad. • High-resolution graphing window for sharp and beautiful graphs. • Icon home screen, redesigned menus, optional status line. • Share calculations by text or email. ◉ Math Functions • Scientific calculator with every basic and advanced function. • Scrollable history; copy any previous calculation. • Complex numbers support • Probability: nPr, nCr, factorial, random numbers. • Enter fractions easily; tap any result to flip fraction and decimal. • Piecewise functions, sequences, list commands like seq(, ΔList(, augment(. • Degree, radian and gradian angle modes, DMS format. • Error messages point at the exact spot in your input. ◉ Graphing Functions • Four graphing modes: Function, Parametric, Polar and Sequence (u, v, w with TIME and WEB plots); trace, tables, CALC and zoom work in every mode. • Smart trace snaps to zeros, maxima, minima, intersections and asymptotes. • Calculate intersection, zero, minimum, maximum, integral, and derivative. • Full ZOOM menu: ZBox, ZSquare, ZTrig, ZoomFit, zoom factors and zoom memory. • Draw on your graph: text, pen, points, tangents, circles and shading in color. • Store and recall pictures, or put a photo behind your graph. • Graph statistical plots like histogram, box plot, scatter plot, xy-line plot. • Full-screen mode, pinch to zoom, full window and format settings. ◉ List, Statistics, and Distribution • Stat list editor with 1- and 2-Variable statistics. • Guided input wizards for every test, interval and distribution. • List math: min, max, mean, median, sum, product, standard deviation, variance. • Find best-fit regressions: LinReg (ax+b), LinReg (a+bx), QuadReg, CubicReg, QuartReg, LnReg, ExpReg, PwrReg, Logistic, SinReg, PropReg, RecipReg, eBASEReg — with r and r² diagnostics. • Manual-Fit a line by eye, or QuickPlot points and fit a model right on the graph. • Statistical tests: Z-Test, T-Test, 2-Sample Z- and T-Tests, 1- and 2-PropZTest, plus Z-, T- and proportion intervals. • Distributions: Normal, T, χ2, F, Poisson, Binomial, Geometric (each pdf and cdf), invT — and shade them right on the graph. ◉ Command Catalog & Syntax Help • Integrated Catalog & Help: syntax, examples and error messages for every command. • Type a command and see the right syntax next to the cursor. ◉ Built-in Apps • Geometry: points, lines, circles and polygons — measure, transform, animate. • Polynomial Root Finder & Simultaneous Equation Solver. • Finance: Time-Value-of-Money solver, NPV, IRR, amortization. • Probability Simulation: toss coins, roll dice, spin spinners, draw cards. • Science Tools: sig-fig calculator, unit converter, data/graphs wizard, vector calculator. • Conics & Lines: equation templates for lines (even X=C), circles, parabolas, ellipses and hyperbolas, with SOLVE for center, foci, vertices, directrix. • Transformation Graphing, Inequality Graphing, Periodic Table. • Numeric Solver: solve any equation for any variable. ◉ Matrix Calculator • Store matrices and reuse them as [A], [B], [C], ... • Matrix arithmetic: addition, multiplication, scalar products, powers. • Transpose, determinant, inverse, dimension, ref/rref, identity matrix, cumulative sum. SUPPORT Contact us at contact@taculator.com --- Taculator Pro Membership • Unlock advanced calculations and functions with a monthly, yearly, or lifetime subscription. • Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. • Manage subscriptions in Account Settings. Terms of Service: https://taculator.com/terms/ Privacy Policy: https://taculator.com/privacy/
Screenshots
Verdict
The clearest difference is price: Taculator 84 Graphing Calc at Free against Calculator ∞'s $5.99. Taculator 84 Graphing Calc also leads on update cadence (every 3 weeks vs every 2 months). Calculator ∞'s advantage is review sentiment (75% vs 45%) and rating (4.7 vs 4.5). On ratings volume, ads, in-app purchases and monetization model 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
Taculator 84 Graphing Calc is free to download; Calculator ∞ costs $5.99 up front. Calculator ∞ sells 4 in-app purchases, starting at $3.49 per month and Taculator 84 Graphing Calc sells 7 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Calculator ∞ holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 6.3K and 7.6K respectively. Written reviews point the same way: 75% of Calculator ∞'s written reviews are positive against 45% of Taculator 84 Graphing Calc's.
Calculator ∞ ships an update every 2 months, Taculator 84 Graphing Calc every 3 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.
| Parameter | Calculator ∞ | Taculator 84 Graphing Calc |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.7 (6.3K ratings) — better | 4.5 (7.6K ratings) |
| Positive reviews | 74.7% of reviews — better | 45.2% of reviews |
| Number of ratings | 6.3K | 7.6K — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #128 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.1 — better | 13.0 |
| Further details — not scored | ||
| Size | 46 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Incpt.Mobis | Di Venisco UG (haftungsbeschrankt) |
Customer experience
Calculator ∞
Taculator 84 Graphing Calc
Bugs and requests
Calculator ∞
Not enough reviews yet to summarise bugs or requests.
Taculator 84 Graphing Calc
Reported bugs
4 issues- Cannot handle negative powers
- Keyboard issues on certain devices
- Errors when trying to clear lists
- Scaling and UI issues on some devices
Requested features
4 requests- Add apps and programming features
- Improve graphing capabilities
- Add support for degrees, minutes, and seconds
- Implement symbolic calculus and equation solving
In-app purchases
Calculator ∞
- Unlimited OCR/Writing 1 Month$3.491 Month
- Unlimited OCR/Writing 3 Months$8.993 Months
- 400 AI Recognition & Queries$0.99
- 900 AI Recognition & Queries$1.99
Taculator 84 Graphing Calc
- Taculator Pro - Monthly7 Days trial4 variants$3.991 Month
- Taculator Pro - Monthly2 variants$3.991 Month
- Taculator Pro - Yearly7 Days trial2 variants$14.991 Year
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- Taculator Pro - Yearly$14.991 Year
- Taculator Pro - Yearly7 Days trial$29.991 Year
- Taculator Pro7 Days trial$29.991 Year
- Taculator Pro - Lifetime$5.99
Questions
Is Calculator ∞ free?
Is Taculator 84 Graphing Calc free?
Which has better reviews, Calculator ∞ or Taculator 84 Graphing Calc?
Do Calculator ∞ or Taculator 84 Graphing Calc have ads?
Which is updated more often, Calculator ∞ or Taculator 84 Graphing Calc?
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