📈 Function Editor (Y=)
Window Settings
⌨️ Keyboard Shortcuts
About the TI-84 Online Calculator
Our free TI-84 graphing calculator online emulator allows students, teachers, and professionals to perform complex mathematical calculations directly in their web browser. Whether you're solving algebra problems, plotting graphs, or working through calculus assignments, this tool has you covered.
The emulator replicates the look and feel of the physical TI-84 Plus CE calculator, including the familiar keypad layout, scientific functions, and graphing capabilities. No downloads, no installations, no sign-ups required.
Features
- Scientific Calculations — sin, cos, tan, log, ln, exponents, roots, and more
- Function Graphing — Plot up to 3 functions with color-coded lines
- Zoom & Pan — Interactive graph with mouse/touch controls
- Variable Storage — Store values in A-Z memory slots
- DEG/RAD Toggle — Switch between degree and radian modes
- Keyboard Support — Type calculations directly from your keyboard
- Mobile Friendly — Works on phones, tablets, and desktops
Frequently Asked Questions
Yes, our TI-84 online calculator is 100% free to use with no hidden fees, subscriptions, or sign-up requirements. Simply open the page and start calculating.
Online calculators are not permitted during standardized exams like the SAT, ACT, or AP tests. These exams require physical calculators. However, this tool is perfect for homework, practice, and learning how to use a TI-84 before your exam.
Yes, our emulator is designed to closely replicate the TI-84 Plus CE experience including the keypad layout, scientific functions, and graphing capabilities. While some advanced features like programming (TI-BASIC) and certain apps are not supported, all core calculation and graphing functions work exactly as expected.
Click the Graph tab or press the Y= button. Enter your function(s) in the Y₁, Y₂, or Y₃ fields (e.g., x^2, sin(x)). Then click Plot. You can zoom with the scroll wheel and pan by clicking and dragging.
Absolutely! The calculator is fully optimized for mobile browsers. The keypad is touch-friendly, and you can pinch to zoom on graphs. It works on iOS, Android, and all major mobile browsers.