# GraphNCalc84 - for TI-84 Plus — Scientific Graphing Calculator > Full-featured mobile graphing, scientific, matrix, and statistics calculator. (iPhone/iPad app by Di Venisco UG (haftungsbeschrankt).) - Source: https://appshunter.io/ios/app/graphncalc84-for-ti-84-plus/id1434568484 (this page in markdown: same URL + `.md`) - Developer: [Di Venisco UG (haftungsbeschrankt)](https://appshunter.io/developer/1449451480) - Category: Education, Utilities - Price: $9.99 (on sale, was $12.99) - Rating: 4.00/5 from 1 App Store ratings · 112 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 41 MB - Languages: American English - Released: 2018-09-01 - Data updated: 2026-10-01 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/graphncalc84-for-ti-84-plus/id1434568484/reviews.md ## What is GraphNCalc84? A full-featured graphing calculator: Graph and investigate functions, solve equations, work with statistics, distributions, matrices and much more. FIVE REASONS WHY YOU NEED THIS APP 1. Keyboard and command syntax similar to physical graphing calculators -> No need to learn a new calculator. 2. Powerful emulator like Wabbitemu Calculator -> No more waiting to graph functions compared to slow physical handhelds. 3. Enter fractions, equations or functions in the same way as you would write them on paper. 4. Never forget your calculator at home! It's always ready on your iPhone & iPad, and it weighs nothing. 5. High-resolution graphs FULL GRAPHING CALCULATOR • Graph more than ten functions at once, each with a different color • Add Lines, Horizontals, Verticals, and Tangents to the graph • Use your finger or the arrow keys to trace the coordinates of your functions • Calculate the Zero, Minimum, Maximum, Intersection, and Derivative • Find integrals and color the area under the function • Set the X and Y coordinates of the graphing window; zoom in and out with your fingers ADVANCED SCIENTIFIC CALCULATOR • Enter calculations in natural textbook format • Includes all basic arithmetic (+, -, x, ÷, ^, ², √, π, …) • Use advanced functions like sin, cos, tan, e, ln, Σ, ... • Scroll your calculation history and modify existing calculations with one tab • Store and recall variables • Quadratic Equation Solver MATRIX CALCULATOR • Work with matrices the easy way -> store them or enter them directly on the calculator interface • Do basic matrix arithmetic operations like addition, subtraction, multiplication 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 STATISTICS AND LISTS • Use lists for all basic and trigonometric ​operations • Enter lists using the Statistics List Editor or use curly brackets on the main screen • Perform 1- and 2- Variable Stats • Investigate your lists: min, max, mean, median, sum, product, standard deviation, and variance.​ • Do regressions with best-fit lines: LinReg, QuadReg, CubicReg, QuartReg, ExpReg • Work with distributions: Normal, Poisson and Binomial TUTORIAL AND CATALOG • Easy to understand tutorial to get started • Full Catalog of all commands with syntax, example, and possible error messages • Tab on highlighted math terms to read on point definitions PERFECT FOR HIGH SCHOOL & COLLEGE STUDENTS • Recommended by teachers to use in math classes • Pre-Algebra, Algebra 1 & 2 • Pre-Calculus, Calculus • Statistics • Permitted on SAT/ ACT/ AP (your phone might not be permitted, but you can use the app for homework and borrow an actual calculator from your school for the test) ## Key features - Graph multiple functions with different colors - Solve equations and find integrals - Perform advanced scientific calculations - Work with matrices and solve linear systems - Conduct statistical analysis and regressions - Enter calculations in natural textbook format ## Chart rankings - #122 in Top Paid · Education (US App Store) ## What do users think of GraphNCalc84? Overall sentiment: neutral **Pros** - 👍 Great replacement for TI-84 - 🚀 Faster graphing than physical calculator - 💡 Useful for math/calculus classes - 👍 User-friendly interface - 👍 Affordable alternative to expensive calculators **Cons** - 🐛 Cursor/input issues (glitchy, jumps around) - 🐛 Crashes/freezes frequently - 🐛 Missing key functions (stats, distributions, etc.) - 🐛 Inaccurate answers to simple problems - 🐛 Lacks features compared to physical TI-84 **Commonly reported bugs** - Cursor/input issues - Crashes and freezes - Inaccurate calculation results - Missing key functions **Most requested features** - Add support for more advanced functions (stats, distributions, etc.) - Improve stability and reduce crashes/freezes - Enhance cursor/input responsiveness - Add iPad-specific features (landscape mode, multitasking) - Provide a more complete TI-84 emulation ## Recent user reviews (10 of 112) All indexed reviews: https://appshunter.io/ios/app/graphncalc84-for-ti-84-plus/id1434568484/reviews.md ### 5/5 — GOOD *2024-03-20, version 1.4.3* I use it everyday! ### 1/5 — Don’t have an apps function *2024-01-13, version 1.4.3* There is no apps function as shown on the advertisement. ### 5/5 — Calculator Pro *2024-01-10, version 1.4.3* Very Helpful For Graphing Points On A Graph ### 5/5 — just like highschool *2023-11-26, version 1.4.3* brings back good memoriea ### 4/5 — Really helpful but…. *2023-03-05, version 1.4.3* This is such a great app for saving money but it does glitch so it can be frustrating ### 5/5 — W app *2022-12-03, version 1.4.3* Good app ### 1/5 — Not happy *2022-11-19, version 1.4.3* Just no ### 2/5 — Looks Ok but Freezes *2022-07-25* Most of the functions work well but the app freezes when scrolling up and down on a menu; confusing and time wasting. ### 2/5 — Calculator *2022-05-05, version 1.4.3* The cursor jumps around making unusable ### 2/5 — Bugs *2022-03-09* There are issues with using the hypothesis tests. The curser goes back and forth very quickly so I am often unable to calculate. At least this happens for me anyway. ## Frequently asked questions about GraphNCalc84 ### What does Graphing Calculator Pro² do? This app functions as a full-featured graphing and scientific calculator on your mobile device. It allows you to graph multiple functions, solve equations, perform statistical analysis, work with matrices, and much more, mimicking the capabilities of physical graphing calculators. ### What are the key features of this calculator app? Key features include graphing over ten functions simultaneously with customizable colors, solving for zeros, minimums, maximums, and intersections, performing advanced scientific calculations in textbook format, matrix operations, and comprehensive statistical analysis with various regressions and distributions. ### How much does Graphing Calculator Pro² cost? The application is a paid app. There are no in-app purchases or advertisements mentioned, indicating a one-time purchase for full functionality. ### What devices is Graphing Calculator Pro² compatible with? The app is available for iPhone and iPad, offering a convenient and portable solution for calculations on Apple mobile devices. It is designed to be always ready on your device. ### Who is the target audience for this app? This app is perfect for high school and college students studying subjects like Pre-Algebra, Algebra, Pre-Calculus, Calculus, and Statistics. Teachers also recommend it for use in math classes. ## Version history (last 5 releases) ### 2.0.0 — 2026-09-29 NEW KEYBOARD • The 2nd and alpha labels sit inside every key, with a round arrow pad • Pick the colors of the 2nd and alpha labels under MODE ▸ LABEL COLORS • Light and dark follow DISPLAY in MODE • On iPad in landscape the keypad sits beside the display, so your graph gets the full height PROGRAMS • Press 2nd clear to write and run programs • Built-in editor with a toolbar for →, Lbl, Goto, If, For, Disp, Input and more • Import .8xp files from the Files app and run them with Input, Prompt, Menu, Pause and Output • Programs share variables, lists and Ans with the home screen GRAPHING • Zeros, maxima, minima and intersections snap under your cursor. Turn it on under FORMAT ▸ DETECT • Scroll the graph with one finger, drag a curve to trace it, press GRAPH to jump back to your window • The complete DRAW menu: text, pen, points, circles and shading, ten stored pictures, or a photo behind your graph • The full ZOOM menu: Zoom Box, Zoom Default, Zoom [-10,10], Zoom Fit and more, plus quick zoom with + and − • Sequence variables u, v and w on 2nd 7, 8 and 9 MATH • Math templates palette on alpha + X,T,θ,n: fraction, absolute value, piecewise, integral, derivative, sum, nCr, nPr and matrix • Matrices fill in right on the home screen • Piecewise functions, three new regression models, distribution shading and gradian mode • Tap any result to flip between fraction and decimal, alpha + enter shows the decimal right away MENU AND HELP • New side menu on ≡: Graph, Table, Programs, Draw, Geometry, Periodic table and Unit converter are one tap away • The ? key opens help with links to the manual apps and the printed guidebook • Share an equation as a link, and GraphNCalc84 opens it directly ### 1.5.0 — 2026-04-27 General bug fixes and improvements. ### 1.4.3 — 2020-12-18 + Fixed a bug that table didn't work. + New side menu that makes it easier for you to quickly access links. Open it by swiping left to right in the calculations menu. + Redesigned Y= menu. Give the graphs your favorite colors. + Support for piecewise functions. New commands are available! + Med-Med + randNorm + randBin + Matrix-List + List-Matrix + DrawInv + 2-PropZ-Interval + Chi²-Test + Chi²GOF-Test + LinRegT-Test + LinRegT-Interval + ANOVA ### 1.4.2 — 2020-12-10 + New side menu that makes it easier for you to quickly access links. Open it by swiping left to right in the calculations menu. + Redesigned Y= menu. Give the graphs your favorite colors. + Support for piecewise functions. New commands are available! + Med-Med + randNorm + randBin + Matrix-List + List-Matrix + DrawInv + 2-PropZ-Interval + Chi²-Test + Chi²GOF-Test + LinRegT-Test + LinRegT-Interval + ANOVA ### 1.4 — 2020-04-07 + With this update you can export your graphing window as an image or PDF and share it with your friends or save it for yourself. Press the "Graph" key and you will see a new small icon on the right side. You can also save or share a full-screen chart. + Use different History Tabs for your calculations. To add a new History tab, scroll down in the home menu and click the "+" button. This will create a new History tab. This feature is ideal if you are working on several math problems at the same time, or if you want to save your last calculations but start with a new screen. + iPad users can now enjoy the app in landscape mode and multitask with a split-screen. This way you can use your calculator together with another app. + Press and hold any key to access the second function behind it. For example, if you want to use sin-1, you can press "shift" -> "sin" or now just hold "sin" down until you see that shift commands are highlighted. Below are even more useful and new calculator commands. + Draw circles with specified radius and x- and y-value. + seconds " key now available. Press the shift key and the " + " key to use them. + New angle commands for converting coordinates from Polar to Cartesian coordinates and vice versa: R►Pr(, R►Pθ(, P►Rx(, P►Ry( + New matrix commands: Fill (fill a list or matrix with numbers) and randM (create a random number matrix). + A set of new statistical tests: 2-SampZTest, 2-SampTTest, 1-PropZTest, 2-PropZTest, 2-SampZInt, 2-SampTInt, 1-PropZInt. + New regressions added to the STATS menu: LnReg, PwrReg, Logistic, SinReg. + geometpdf and geometcdf have been added to the distribution menu. ## Apps similar to GraphNCalc84 | App | Rating | Price | Category | | --- | --- | --- | --- | | [Calculator ∞](https://appshunter.io/ios/app/calculator/id458535809) | 4.7 (6,306) | $5.99 | Education | | [Symbolab - AI Math Solver App](https://appshunter.io/ios/app/symbolab-ai-math-solver-app/id876942533) | 4.6 (26,208) | Free | Education | | [Taculator 84 Graphing Calc](https://appshunter.io/ios/app/taculator-84-graphing-calc/id1457737367) | 4.5 (7,590) | Free | Education | | [Scientific Calculator Plus 991](https://appshunter.io/ios/app/scientific-calculator-plus-991/id1449106995) | 4.7 (12,288) | Free | Education | | [Ncalc - Graphing Calculator 84](https://appshunter.io/ios/app/ncalc-graphing-calculator-84/id1509489130) | 4.6 (4,947) | Free | Education | | [Mathway: Math Problem Solver](https://appshunter.io/ios/app/mathway-math-problem-solver/id467329677) | 4.9 (424,600) | Free | Education | ## More apps by Di Venisco UG (haftungsbeschrankt) - [CASIO Graph Calculator Manual](https://appshunter.io/ios/app/casio-graph-calculator-manual/id867458554) - [Abitur Notenpunkte Rechner](https://appshunter.io/ios/app/abitur-notenpunkte-rechner/id874266344) - [TI 84 Graphing Calculator Man.](https://appshunter.io/ios/app/ti-84-graphing-calculator-man/id920176686) - [High School Math - Calculus](https://appshunter.io/ios/app/high-school-math-calculus/id969115798) - [TI Nspire Calculator Manual](https://appshunter.io/ios/app/ti-nspire-calculator-manual/id1057028610) - [TI-84 CE Calculator Manual](https://appshunter.io/ios/app/ti-84-ce-calculator-manual/id1192750649) All apps by Di Venisco UG (haftungsbeschrankt): https://appshunter.io/developer/1449451480 ## Related topics [matrix math calculator pro](https://appshunter.io/ios/topics/matrix-math-calculator-pro) · [froid pro calcul](https://appshunter.io/ios/topics/froid-pro-calcul) · [school calculator pro](https://appshunter.io/ios/topics/school-calculator-pro) · [fractions calculator pro](https://appshunter.io/ios/topics/fractions-calculator-pro) · [usaf pfa calculator](https://appshunter.io/ios/topics/usaf-pfa-calculator) · [doassignment](https://appshunter.io/ios/topics/doassignment) · [calculate84 plus](https://appshunter.io/ios/topics/calculate84-plus) · [tfg calculate](https://appshunter.io/ios/topics/tfg-calculate) · [matrix calculator plus](https://appshunter.io/ios/topics/matrix-calculator-plus) · [texas instruments ba ii plus calculator](https://appshunter.io/ios/topics/texas-instruments-ba-ii-plus-calculator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-01.*