Advanced Graphing
Plot up to 10 functions simultaneously. Supports rectangular, parametric, polar, and sequence graphing modes with color-coded curves.
Explore all graphing features →TI 84 Calculator Online: Free Graphing Calculator & TI-84 Plus CE Calculator
The full TI-84 Plus CE graphing calculator in your browser. Trusted by students, teachers, and professionals worldwide.
100% Free
Mobile Friendly
SAT & ACT Practice
Full TI-84 Plus CE Features
TI-84 Plus CE
Full Screen
Use the full calculator above. For tips and shortcuts, visit our How To Use guide.
Powered by ti84calculatorfree.com. The free TI-84 Plus CE online simulator.
Full TI-84 Plus CE Feature Set
Every feature of the physical TI-84 Plus CE, accessible directly in your browser. View the complete feature reference →
Matrix Operations
Full matrix algebra including inverse, determinant, transpose, reduced row echelon form, and conversion between matrices and lists.
Learn about matrix tools →Statistics & Regression
One- and two-variable statistical analysis. Linear, quadratic, exponential, logarithmic, power, sinusoidal, and logistic regression models.
View all statistics functions →Scientific Functions
Trig, inverse trig, logarithms, exponentials, hyperbolic functions, complex numbers, and 14-digit computation accuracy.
See all scientific functions →TI-BASIC Programming
Write and run TI-BASIC programs directly in the calculator. Automate repetitive calculations and build custom math tools.
Learn TI-BASIC programming →Probability & Distributions
15 probability distribution functions including Normal, Student-t, Chi-square, Binomial, and Poisson. Hypothesis testing and confidence intervals.
Explore probability tools →Who Uses This TI-84 Calculator?
From high school homework to professional research, the TI-84 serves every level of math and science.
High School Students
Algebra, geometry, precalculus, and statistics. Perfect for homework, quizzes, and exam preparation.
College Students
Calculus, linear algebra, differential equations, and engineering math. Instant access from any device.
Teachers & Educators
Demonstrate calculations on a projector or whiteboard. Share a link. No software installation needed.
Professionals
Engineers, data analysts, researchers, and scientists who need quick graphing and statistical tools on the go.
Getting Started in 4 Steps
No setup. No installation. Just open and calculate.
Open the Calculator
The TI-84 Plus CE simulator loads automatically at the top of this page. Scroll up and it's ready to use immediately , no account or download needed.
Enter Your Expression
Use the on-screen keypad exactly like a physical TI-84. Press numbers, operators, and function keys just as you would on the real device.
Explore Functions
Press Y= to enter functions for graphing, STAT for statistics, or MATRIX for matrix operations.
Graph & Analyze
Press GRAPH to visualize your function. Use TRACE, ZOOM, and CALC to explore. See our full graphing guide for tips.
Frequently Asked Questions
Yes. There are no fees, no subscriptions, and no account required. The TI-84 Plus CE calculator is available to use freely at any time on any device with a modern browser. The calculator is powered by ti84calculatorfree.com, the free TI-84 Plus CE online simulator.
Yes. The calculator is fully responsive and works on iOS and Android devices, as well as any desktop browser including Chrome, Firefox, Safari, and Edge. Check our How To Use guide for mobile-specific tips and shortcuts.
This online calculator is ideal for practice and preparation. On official exam day, you must use a physical TI-84 Plus CE as outlined by College Board's SAT calculator policy and ACT's calculator rules. Online calculators and devices with internet access are not permitted in testing centers. See our exam preparation guide for detailed subject-by-subject advice.
This is a browser-based simulator that closely mirrors the official TI-84 Plus CE from Texas Instruments (education.ti.com). It includes all core features including graphing, statistics functions, matrices, and scientific functions. Visit our features page for a complete breakdown.
No. The calculator runs entirely in your web browser. No plugins, no apps, no software installation of any kind. Read our getting started guide if you need help navigating the interface for the first time.
The TI-84 is the standard calculator for Algebra I & II, Geometry, Precalculus, Calculus (AP Calc AB/BC), Statistics (AP Stats), Physics, Chemistry, and most college-level STEM coursework. See our exam guide for subject-specific practice tips and which AP exams allow graphing calculators.