SAT Approved Calculator Checker
Instantly determine if your calculator model is one of the calculators allowed on the SAT. This tool is based on the latest College Board policies.
Check Your Calculator’s Status
Understanding the Policy for Calculators Allowed on the SAT
| Brand | Common Approved Models | Common Prohibited Models |
|---|---|---|
| Texas Instruments | TI-83 Plus, TI-84 Plus series (non-CAS) | TI-89, TI-92, TI-Nspire CAS |
| Casio | fx-9750GII, FX-CG50 (non-CAS) | ClassPad series, models with “CFX-9970G” |
| HP | HP-39gII | HP Prime, HP 50g |
| General | Most scientific calculators (e.g., TI-30X) | Anything with a QWERTY keyboard |
This table shows common examples and is not exhaustive. Always check your specific model.
An illustrative breakdown of approved calculator models by major brands. Texas Instruments and Casio offer a wide range of calculators allowed on the SAT.
What Are Calculators Allowed on the SAT?
The term “calculators allowed on the SAT” refers to the specific set of handheld electronic devices that the College Board, the organization that administers the SAT, permits students to use during the Math section of the exam. While the digital SAT includes an embedded Desmos graphing calculator, students are also permitted to bring their own device. The policy is designed to ensure fairness and prevent any student from having an unfair advantage. Therefore, not all calculators are acceptable. The rules focus on prohibiting devices with advanced communication or symbolic manipulation features. Understanding the list of calculators allowed on the SAT is a critical part of test preparation.
Anyone taking the SAT should familiarize themselves with this policy. A common misconception is that any graphing calculator is fine, but many advanced models, especially those with a Computer Algebra System (CAS), are explicitly banned. Using a prohibited device can lead to dismissal from the test and cancellation of scores.
SAT Calculator Policy Rules and Logic
Instead of a mathematical formula, the policy for calculators allowed on the SAT is a set of logical rules and criteria a device must meet. The core principle is to allow tools for numerical computation without providing capabilities that solve problems symbolically or offer external assistance. The logic can be broken down into a series of checks.
The step-by-step evaluation for whether a device is one of the calculators allowed on the SAT is as follows:
- Check for Prohibited Hardware: Does the device have a QWERTY-style keyboard, a stylus (with some exceptions), need an electrical outlet, or make noise? If yes, it’s banned.
- Check for Communication: Does it have Wi-Fi, Bluetooth, cellular, or any infrared data transmission capability? If yes, it’s banned.
- Check for Computer Algebra System (CAS): Can the calculator solve algebraic equations symbolically (e.g., factor `x^2-1` into `(x-1)(x+1)`)? If yes, it’s banned. This is a major recent policy update.
- Check for General Type: Is it a graphing calculator, scientific calculator, or four-function calculator? These types are generally permitted if they pass the above checks.
| Criterion | Meaning | Allowed Status | Typical Range/Example |
|---|---|---|---|
| CAS Functionality | Computer Algebra System for symbolic math | Not Allowed | TI-89, TI-Nspire CAS |
| Keyboard Style | Layout of the keys | QWERTY is Not Allowed | TI-92 Plus |
| Connectivity | Wireless communication (Wi-Fi, Bluetooth) | Not Allowed | Smartphones, smartwatches |
| Power Source | How the calculator is powered | Battery only; no power cords | Uses AA, AAA, or solar |
| Calculator Type | Graphing, Scientific, or Four-Function | Allowed (if no other rule is broken) | TI-84 Plus, Casio fx-115ES |
Understanding these variables is key to choosing from the many calculators allowed on the SAT.
Practical Examples (Real-World Use Cases)
Example 1: Checking a Common Graphing Calculator
- Input: Student enters “TI-84 Plus CE” into the checker.
- Evaluation: The tool identifies this model. It does not have CAS, a QWERTY keyboard, or wireless capabilities. It is a well-known, widely accepted graphing calculator.
- Output: The status is “Allowed”. The student can confidently bring this device, which is on the list of calculators allowed on the SAT. For more help, they might read a digital SAT guide.
Example 2: Checking a Prohibited Calculator
- Input: A student enters “TI-89 Titanium”.
- Evaluation: The tool recognizes this model. A key feature of the TI-89 series is its built-in Computer Algebra System (CAS).
- Output: The status is “Not Allowed”. The explanation notes that calculators with CAS functionality are explicitly prohibited by the College Board. This prevents the student from making a critical mistake on test day. This is a primary reason for strict rules on calculators allowed on the SAT.
How to Use This SAT Calculator Checker
Using this tool to verify your calculator is simple and quick. Following these steps will ensure you know your device’s status in seconds.
- Enter Your Calculator Model: Type the full name of your calculator (e.g., “Casio fx-9750GII”) into the input field at the top of the page.
- Review the Instant Result: As you type, the tool will search its database. The primary result will appear immediately, showing “Allowed,” “Not Allowed,” or “Check Details.”
- Read the Details: The sections below the main result provide context, such as the calculator’s category (Graphing, Scientific) and any specific restrictions noted in the SAT’s policy.
- Make Your Decision: If your calculator is allowed, you’re all set! If not, you will need to acquire a different model from the list of calculators allowed on the SAT or plan to use the built-in digital calculator. Knowing the ACT calculator rules can also be beneficial if you plan to take that test.
Key Factors That Affect Calculator Approval
Several key factors determine whether a calculator is approved. Understanding these factors is more useful than memorizing a specific list, as policies on calculators allowed on the SAT can be updated.
- Computer Algebra System (CAS): This is the most significant factor. CAS can perform symbolic algebra, which the College Board views as an unfair advantage. Models with “CAS” in their name are almost universally banned.
- QWERTY Keyboard: Calculators with a keyboard laid out like a computer are prohibited. This is to prevent the storing of text notes.
- Wireless/Internet Connectivity: Any device that can communicate with other devices or the internet is strictly forbidden to maintain test security.
- Power Source: Calculators must be battery-powered. Devices that need to be plugged into an electrical outlet are not allowed in the testing room.
- Stylus or Pen-Input: Most devices requiring a stylus are banned, as they often have advanced features. The primary function must be a keypad.
- Noise and Printing: Devices that make noise or print to paper tape are not permitted as they can distract other test-takers. Proper SAT math prep involves using a compliant tool.
Ultimately, the list of calculators allowed on the SAT is curated to provide a fair testing environment for all students.
Frequently Asked Questions (FAQ)
1. Can I use my smartphone’s calculator app?
No. All smartphones, smartwatches, and any device with wireless communication capabilities are strictly prohibited. You must use a separate, approved handheld calculator or the one built into the testing app.
2. Is the TI-84 Plus CE one of the calculators allowed on the SAT?
Yes, the Texas Instruments TI-84 Plus CE is one of the most popular calculators allowed on the SAT. It is a graphing calculator without CAS functionality, making it fully compliant.
3. What happens if I bring a banned calculator?
If a proctor identifies that you have a prohibited calculator, you will likely be dismissed from the testing center, and your scores for that test date will be canceled. It is your responsibility to bring an approved device.
4. Are all scientific calculators allowed on the SAT?
Generally, yes. All standard scientific calculators (like the TI-30X series) are permitted as they do not have the advanced features (CAS, QWERTY keyboards) that are prohibited. They are a safe choice among the calculators allowed on the SAT.
5. Do I even need to bring a calculator for the digital SAT?
The digital SAT provides a built-in Desmos graphing calculator for the entire math section. While you don’t *need* to bring your own, many students prefer to use a handheld model they are more familiar with. Familiarity with your tool is a key part of choosing one of the best graphing calculators for college and the SAT.
6. Why are CAS calculators banned?
Calculators with a Computer Algebra System (CAS) are banned because they can perform symbolic manipulation (e.g., factoring, solving for variables in equations), which goes beyond simple numerical calculation and offers a significant advantage over students without one.
7. How can I tell if my calculator has CAS?
Many CAS calculators have “CAS” in their model name (e.g., TI-Nspire CX II CAS). If you’re unsure, try to perform a symbolic task like factoring an expression. If it gives you a symbolic answer instead of a decimal, it has CAS. The rules for calculators allowed on the SAT are clear on this point.
8. Can I share my calculator with another student?
No. Sharing of calculators is strictly forbidden during the exam. Each student must have their own approved calculator.