Graph functions
Explore equations, plots, and visual patterns on a familiar graphing screen.
YOUR BROWSER-BASED GRAPHING WORKSPACE
TI-84 Free
Calculator.
A familiar graphing calculator, ready when you are. Explore equations, graphs, and data right in your browser—no account needed.
Loading calculator…
No account needed Mouse and touch supported
Room to think. Tools to explore.
Independent project · Not affiliated with Texas Instruments
01 / ABOUT
Big ideas.
Small screen.
A familiar graphing workspace, available straight from your browser.
Use the on-screen TI-84 Plus CE-style emulator to explore math, science, graphs, and data. Click the keys with a mouse or tap them on a touch screen. No sign-in is required.
Easy to get started. Open the calculator and try a few keys—your workspace is ready.
02 / KEY FEATURES
Less setup.
More figuring out.
A clean, browser-based workspace that keeps the calculator front and center.
Work with data
Use calculator tools for statistics, lists, tables, and data exploration.
Tap or click
Press the on-screen keys with a mouse, trackpad, or touchscreen.
Adjust the view
Use the calculator’s zoom controls to find a comfortable size.
Use across devices
Open the page on desktop, tablet, or phone with a modern browser.
No account needed
Jump into the workspace without a registration or sign-in step.
03 / PERFECT FOR
Made for the
“what if?”
A handy place to explore ideas and work through a question.
01
Students
Explore classroom math, science, and graphs.
02
Teachers
Demonstrate concepts with an on-screen calculator.
03
Curious problem solvers
Try an idea, follow the numbers, see what changes.
04 / SUPPORTED FUNCTIONS
Your tools,
in one place.
Explore common TI-84 Plus CE capabilities with the connected calculator.
The available features depend on the connected emulator and its supplied calculator-state data.
05 / HOW TO USE
Three steps to
get started.
Open the calculator
Wait for the calculator screen and keypad to appear above.
Press the keys
Click or tap the calculator buttons. Use its zoom controls to adjust the view.
Explore your question
Try a calculation, graph a function, or look through the available menus.
06 / SYSTEM REQUIREMENTS
Light on setup.
Clear on what’s needed.
01
Modern browser
Use a current version of Chrome, Firefox, Safari, or Edge.
02
JavaScript enabled
The browser emulator needs JavaScript to run.
03
Internet connection
The calculator loads emulator resources from TestNav.
The supplied wrapper loads Texas Instruments calculator software, state data, and a faceplate from TestNav. Its MIT license does not cover those third-party materials, and authorization for public embedding has not been verified. Confirm applicable usage terms before deploying. TI-84 Plus CE and Texas Instruments are trademarks of Texas Instruments. This independent project is not affiliated with or endorsed by Texas Instruments.