Free Online Calculators for Students – Math, Physics & More
Looking for smart, accurate, and student-friendly calculators? Whether you’re solving algebra problems, calculating percentages, converting units, or checking your GPA—RevisionTown’s free online calculators make your academic life easier.
We’ve curated a suite of interactive tools specifically designed for IB, AASL, GCSE, AP, and SAT students. Each calculator is easy to use, mobile-friendly, and built to help you learn, not just compute.
📊 Categories of Calculators We Offer
✅ 1. Math Calculators
From basic arithmetic to complex trigonometry, our math calculators help you solve:
Algebraic equations
Quadratic functions
Simultaneous equations
Factorials, powers, and exponents
Conversions between degrees and radians
✅ Popular Tools:
✅ 2. Physics & Science Calculators
Struggling with formulas in IB Physics or AP Chemistry? We’ve got tools for:
Kinematics (velocity, acceleration)
Gas laws & molar mass
Unit conversions (Joules, Watts, Volts)
✅ Popular Tools:
Speed = Distance/Time Calculator
Newton’s Laws Calculator
Density Formula Tool
✅ 3. Financial & Statistical Calculators
Perfect for IB Business Management or AP Econ:
Compound Interest
Loan Amortization
Profit & Loss
Mean, Median, Mode, Standard Deviation
✅ Popular Tools:
Simple Interest Calculator
Z-Score Tool
Descriptive Stats Calculator
✅ 4. Unit Conversion Tools
Quickly convert between:
Meters ↔ Miles
Celsius ↔ Fahrenheit
Grams ↔ Ounces
Feet ↔ Centimeters
✅ All converters are designed for exam-based precision.
🧠 Why Use RevisionTown Calculators?
⚡ Instant Answers: Get step-by-step solutions in milliseconds
🎓 Student-Focused Design: No ads, no distractions, no signup
📱 Responsive on Mobile: Use them on the go from your phone or tablet
🧩 Integrated with Notes: Many tools link directly to our topic guides
💡 Learn While You Solve: Explanations included in most calculators
📥 Popular Tools You Should Try
Tool | Use Case |
---|---|
GPA Calculator | Track your academic performance instantly |
Unit Converter | Switch between units during science or math practice |
SAT Score Estimator | Estimate your SAT final score |
Mean Absolute Deviation Calculator | Perfect for AASL students |
Circle Area Calculator | Great for geometry topics in GCSE & IB |
💬 FAQ (with FAQ Schema Recommendation)
Q1: Are these calculators free forever?
✅ Yes! All calculators are and will remain 100% free.
Q2: Can I use these tools during exams?
🚫 No. They are designed for study & revision only, not official exam settings.
Q3: Do I need to download anything?
❌ Nope. All calculators run online in your browser—no install, no login.