Can I Use A Graphing Calculator On The Act

Don’t risk your test being invalidated. Use this tool to check if your calculator model and its features are permitted on the ACT math section. Enter your calculator’s model and check any advanced features it might have.

Enter a model to check its status

ACT Calculator Policy Summary

Feature / Rule	Status	Explanation
Graphing & Scientific Calculators	Allowed	Most models are permitted as long as they aren’t on the prohibited list. (e.g., TI-84 Plus, Casio fx-9750GII).
Computer Algebra System (CAS)	Prohibited	Calculators that can solve algebraic equations are banned. Examples: TI-89, TI-Nspire CAS, HP Prime.
QWERTY Keyboard	Prohibited	Any device with a typewriter-style keyboard is not allowed.
Internet / Wireless Communication	Prohibited	Calculators that can connect to the internet, or other devices are banned.
Programs / Documents	Requires Modification	You must remove any programs with CAS functionality and all documents before the test.
Paper Tape or Noise	Requires Modification	You must remove the paper tape and turn off any sound features.

Caption: A summary of the key rules from the official ACT calculator policy. Always check the official ACT website for the latest updates.

What is the Official ACT Calculator Policy?

The official ACT calculator policy outlines the rules for using a calculator on the math portion of the ACT test. The purpose is to ensure fairness and prevent any student from having an unfair advantage. While you can solve every question without a calculator, using an approved one strategically can save time and improve accuracy. A common question is, “can i use a graphing calculator on the act?” The answer is yes, most graphing calculators are allowed, provided they do not have prohibited features.

This policy applies to all students taking the ACT. It’s crucial to understand these rules because using a banned device can lead to dismissal from the test center and cancellation of your scores. A common misconception is that all expensive calculators are banned, but this isn’t true. High-end models like the TI-84 Plus CE are perfectly acceptable. The ban focuses on specific functionalities, not price or brand. For more details, consider reviewing our ACT prep course materials.

Understanding the Rules: Prohibited vs. Allowed Features

Instead of a complex mathematical formula, the ACT’s policy is a set of rules based on calculator features. Understanding these rules is essential for anyone asking, “can i use a graphing calculator on the act?” The core principle is to ban calculators that can perform symbolic algebraic manipulation or communicate wirelessly. Let’s break down the key variables.

Feature (Variable)	Meaning	Status on ACT	Typical Example
CAS	Computer Algebra System	Prohibited	TI-89, HP Prime
Graphing	Plots functions visually	Allowed	TI-84 Plus, TI-83
QWERTY Keyboard	Typewriter-style letter keys	Prohibited	Older HP models
Programs	Stored applications or formulas	Modification Required	User-loaded math programs (must be deleted if CAS-based)
Wireless/IR Port	Infrared or other communication	Modification Required	HP 39G series (must be covered)

Practical Examples (Real-World Use Cases)

Example 1: Checking the TI-84 Plus CE

A student wants to know if they can use their Texas Instruments TI-84 Plus CE. They use the calculator checker.

• Input Model: TI-84 Plus CE
• Prohibited Features Checked: None
• Result: ALLOWED
• Reasoning: The TI-84 series is explicitly known to be compliant with ACT policy. It is a graphing calculator but does not contain a built-in Computer Algebra System (CAS). It is one of the most recommended calculators for the test.

This is a perfect example of how to correctly determine if you can i use a graphing calculator on the act. The TI-84 is powerful yet compliant, making it a top choice. Our guide on best calculators for college board exams provides more options.

Example 2: Checking the TI-Nspire CX CAS

Another student has a Texas Instruments TI-Nspire CX CAS and wants to see if it’s okay for the test.

• Input Model: TI-Nspire CX CAS
• Prohibited Features Checked: Has a Computer Algebra System (CAS)
• Result: PROHIBITED
• Reasoning: The “CAS” in the model name stands for Computer Algebra System, which is explicitly banned by the ACT. All calculators with CAS functionality are prohibited because they can perform algebraic manipulations that are part of the skills being tested. It’s important to note the non-CAS version of the TI-Nspire is allowed.

  How to Use This ACT Calculator Policy Checker

  Using this tool to determine if you can i use a graphing calculator on the act is simple and fast. Follow these steps to get an accurate assessment of your device.

  1. Enter the Model Name: Type the full model name of your calculator (e.g., “TI-84 Plus”) into the input field. This is the most important step.
  2. Check for Prohibited Features: Look at your calculator. Does it have a “CAS” button or feature? Does it have a QWERTY keyboard? Check the corresponding boxes if it does.
  3. Review the Result: The tool will instantly display “ALLOWED,” “PROHIBITED,” or “CHECK” based on your input. The color-coded result gives you an immediate answer.
  4. Read the Explanation: The details below the main result explain *why* your calculator received that status, referencing specific ACT rules.
  5. Reset if Needed: If you want to check another calculator, simply click the “Reset” button to clear the fields.

  For further test strategies, see our comparison of the SAT vs ACT, as calculator policies differ between the exams.

  Key Factors That Affect Calculator Legality

  Several key factors determine whether you can i use a graphing calculator on the act. Being aware of these will help you choose the right tool for test day.

  • Computer Algebra System (CAS): This is the number one disqualifying feature. A CAS can simplify expressions, solve equations with variables (like solving for x), and perform other symbolic math that the ACT requires students to do by hand.
  • QWERTY Keyboard: Calculators with a typewriter-style keyboard are not allowed. This is to prevent the use of devices that resemble computers or phones.
  • Communication Capabilities: Any calculator that can communicate wirelessly, via infrared (IR), or through any other means is prohibited unless the communication port is completely covered with opaque tape.
  • Power Source: Calculators that need to be plugged into an electrical outlet are banned. Your device must be battery-operated.
  • Noise and Printing: Calculators that make noise or have a paper tape printer must have these features disabled or removed before you enter the test room.
  • Stored Programs/Data: While you can have programs on your calculator, any program that provides CAS functionality must be removed. Proctors may inspect your calculator’s memory.

  Frequently Asked Questions (FAQ)

  1. Can I use a TI-89 or TI-92 on the ACT?

  No. All calculators in the TI-89 and TI-92 series are explicitly prohibited because they have a built-in Computer Algebra System (CAS).

  2. Is the TI-Nspire allowed on the ACT?

  It depends. The standard TI-Nspire (non-CAS) is allowed. However, the TI-Nspire CAS model is strictly prohibited. You must check which version you have. The non-CAS version is a great tool for those wondering if they can i use a graphing calculator on the act.

  3. What if my calculator has programs on it?

  The ACT requires you to remove any programs that have CAS functionality. While proctors rarely check every single program, it is your responsibility to ensure your calculator complies. Games or simple formula programs are generally fine, but to be safe, you could clear your calculator’s RAM before the test.

  4. Can I use my phone’s calculator app?

  No. All phones, smartwatches, tablets, and laptops are strictly forbidden from use during the test. You must bring a separate, physical, handheld calculator.

  5. Do I even need a graphing calculator for the ACT?

  No, it is not required. Every math problem on the ACT can be solved without a calculator. However, a graphing calculator can be a significant time-saver on questions involving functions, graphs, and complex calculations. Familiarity is key; practice with the calculator you plan to use on test day. Our ACT math practice tests can help.

  6. What happens if I’m caught with a prohibited calculator?

  If a proctor finds you are using a prohibited calculator, you will likely be dismissed from the test, and your score will be voided. It is not worth the risk.

  7. Is the ACT calculator policy the same as the SAT policy?

  No, they are different. For example, the SAT provides a built-in digital calculator (Desmos) for its digital test format, and the rules for physical calculators can differ. Always check the specific policy for the test you are taking. Answering “can i use a graphing calculator on the act” has a different set of rules than for the SAT.

  8. Where can I find the official, most up-to-date policy?

  The most reliable source is the official ACT website. They publish a PDF document detailing the policy. You should always check the latest version before your test date as rules can change.

  • ACT Prep Course

    Our comprehensive course covers all sections of the ACT, including math strategies that leverage your approved calculator.

  • SAT vs ACT Comparison

    Learn the key differences between the two major college entrance exams, including their differing calculator policies.

  • ACT Math Practice Tests

    Hone your skills and your speed by practicing with realistic math sections, using the calculator you’ll bring on test day.

  • Best Calculators for College Exams

    A detailed guide on the top recommended calculators that are compliant with both ACT and SAT policies.

  • Online ACT Tutoring

    Get one-on-one help from expert tutors to master the ACT math section and learn how to best use your graphing calculator.

  • ACT Registration Dates

    Stay on top of deadlines and find the next available test date in your area.