Need to calculate percentages fast? Metis is your comprehensive percentage calculator for shopping, business, finance, and everyday math. From simple discounts to compound interest, handle any percentage calculation with confidence.

No spreadsheets or manual math needed. This free calculator app delivers instant, accurate results for students, professionals, shoppers, and business owners. Each calculator includes clear explanations and real-world examples.

All Calculators Included:
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Essential Percentages:
- Percent of a Number – What is X% of Y?
- Increase by Percent – Add percentage to any value
- Decrease by Percent – Subtract percentage from value
- Percent Change – Calculate change between values
- Reverse Percent – Find what % X is of Y

Financial & Business:
- Tip Calculator – Calculate tips & split bills
- Tax Calculator – Add or remove sales tax
- Discount Calculator – See savings & final price
- Compound Interest – Watch money grow over time
- Profit Margin – Calculate gross & net margins
- Markup vs Margin – Convert between markup & margin

Analysis Tools:
- Percentage Distribution – Break totals into parts
- Percentage Increase Needed – Growth required to reach goals

Why Choose Metis:
- Clean, intuitive interface
- Instant calculations
- Supports thousand separators
- Multiple currency symbols
- Works offline
- No account required

Perfect for shopping discounts, restaurant tips, tax calculations, business margins, investment growth, academic work, and daily percentage needs.