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GPA Calculator

Academic Performance

Calculate your Grade Point Average with precision across multiple semesters and grading scales.

• Semester GPA calculation
• Cumulative GPA tracking
• Target GPA planning
• Grade conversion tools

Calculate GPA →

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Unit Converter

Universal Conversions

Convert between units of length, weight, temperature, volume, and more with ease.

• 8+ conversion categories
• Instant bidirectional conversion
• Common conversion shortcuts
• Scientific & imperial units

Convert Units →

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Scientific Calculator

Advanced Mathematics

Full-featured scientific calculator with trigonometric, logarithmic, and advanced functions.

• Trigonometric functions
• Memory & history features
• Degree/Radian modes
• Keyboard shortcuts

Start Computing →

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Quadratic Equation Solver

Algebra Solutions

Solve quadratic equations in multiple forms with detailed step-by-step solutions.

• Standard form solver
• Vertex form conversion
• Factored form expansion
• Step-by-step solutions

Solve Equations →

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Percentage Calculator

Quick Calculations

Calculate percentages, increases, decreases, and changes with visual representations.

• Basic percentage calculations
• Increase & decrease analysis
• Percentage difference
• Visual progress bars

Calculate % →

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Fraction Calculator

Fraction Operations

Perform operations with fractions including addition, subtraction, multiplication, and division.

• Four basic operations
• Automatic simplification
• Mixed number conversion
• Fraction comparison

Calculate Fractions →

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Time Calculator

Time Management

Add, subtract, and convert time with precision for scheduling and time tracking.

• Time addition & subtraction
• Time difference calculation
• Unit conversions
• Decimal time conversion

Calculate Time →

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Date Calculator

Date Operations

Calculate date differences, add or subtract days, and find specific dates with ease.

• Date difference calculator
• Age calculator
• Weekday finder
• Business days counter

Calculate Dates →