Free · Browser-based · TI-84 Plus CE
TI 84 Calculator Online
Need a graphing calculator for homework tonight? Open our free TI-84 Plus CE right in your browser. No download, no sign-up, and no cost. Graph functions, solve equations, and run TI-BASIC programs from any laptop, tablet, or phone.
Whether you are studying algebra, working through calculus problems, or analyzing data in statistics class, this online TI 84 calculator gives you the same tools teachers expect, without buying or carrying extra hardware.
What is the TI 84 Calculator Online?
The TI-84 Plus CE is one of the most popular graphing calculators in high school and college math. Our online version brings that same calculator to your web browser, so you can graph parabolas, solve systems of equations, calculate derivatives, run regressions, and more without opening a separate app.
It is a practical backup when you forget your calculator at home, a handy tool for teachers demonstrating concepts on a projector, and a reliable option for anyone who wants TI-84 accuracy without the upfront cost of a new device.
How to use the TI 84 Calculator Online
Getting started takes less than a minute. If you have used a physical TI-84 before, these steps will feel very familiar.
- 1
Open the calculator
Click Open TI-84 above or scroll down to the embedded calculator on this page. No sign-up or download is required.
- 2
Enter your problem
Use the on-screen keypad to type expressions, just like a handheld TI-84. You can solve arithmetic, algebra, and more from the home screen.
- 3
Graph a function
Press Y= to enter one or more equations, then press GRAPH to plot them. Use TRACE and ZOOM to explore the graph in detail.
- 4
Run statistics or programs
Open the STAT menu for regressions and data analysis, or jump into the PRGM menu to write and run TI-BASIC code.
- 5
Adjust for your screen
On smaller screens, open the full-screen calculator page and use the zoom controls to resize the display for comfortable use.
Benefits of using a TI 84 calculator online
A browser-based TI-84 saves time, money, and hassle. Here is why students and teachers keep coming back to this tool.
Full graphing power
Plot functions, trace curves, find intersections, and analyze equations the same way you would on a physical TI-84 Plus CE.
Works in any browser
No app store, no install, no waiting. Open the page on your laptop, tablet, or phone and start calculating right away.
TI-BASIC programming
Write, edit, and run TI-BASIC programs in the same environment your math and science classes use every day.
Completely free
No account, no trial period, no hidden fees. The calculator stays free for students, teachers, and anyone who needs it.
Same interface you know
If you have used a TI-84 in class, every button and menu will feel familiar. There is almost no learning curve.
Great for remote learning
Left your calculator at school? Working from home? Pull up the online TI-84 on any device with an internet connection.
Try it now
Use the calculator below or open the full-screen version for the best experience on mobile.
Preparing calculator…
Built for homework, exam prep, and classrooms
Whether you are graphing parabolas in algebra, running regressions in statistics, or debugging a TI-BASIC program, this online TI-84 Plus CE gives you the same interface you already know, without carrying hardware everywhere.
Parents can help kids with math at the kitchen table. Tutors can share a link instead of lending out a device. Teachers can project the calculator during a lesson so the whole class follows along step by step.
Frequently asked questions
Quick answers to common questions about the free online TI-84 Plus CE calculator.
Is this TI 84 calculator online really free?+
Yes. You can use the full TI-84 Plus CE emulator at no cost. There is no account to create and no subscription to worry about.
How is this different from buying a physical TI-84?+
The online version runs the same TI-84 Plus CE software in your browser, so the menus, buttons, and math results match the handheld calculator. The main difference is that you access it through a web page instead of carrying a device.
Can I use this TI 84 calculator on my phone?+
Yes. It works on modern phones and tablets. For the best experience on mobile, open the full-screen calculator page and use the built-in zoom buttons to fit the keypad on your screen.
Do I need to download or install anything?+
No. Everything runs inside your web browser. After your first visit, key files are cached locally so the calculator loads faster next time.
What math classes is the TI-84 good for?+
Students use the TI-84 for algebra, geometry, pre-calculus, calculus, statistics, and physics. It handles graphing, equation solving, matrices, trigonometry, and data analysis.
Can I use this on a standardized test?+
Most proctored exams require a physical approved calculator and do not allow browser-based tools. This site is built for homework, practice, and classroom work. Always check your exam rules before test day.
Does it support TI-BASIC programming?+
Yes. You can create, edit, and run TI-BASIC programs just like on a physical TI-84 Plus CE. This is useful for math projects and learning how calculator programming works.
Is this website affiliated with Texas Instruments?+
No. TI-84 Plus CE is a trademark of Texas Instruments. This is an independent educational site and is not endorsed by TI.