Margin Pro: Profit Calculator app analytics for February 14

Trading at zero? Don't know your real margin? Margin Pro is a professional tool for entrepreneurs and sales managers. Instantly calculate margin, markup, and final price without complex Excel formulas. Why professionals choose Margin Pro 3.0? 💰 Real Money, Not Just Percentages Percentages can be abstract. The app shows your exact profit in currency. You instantly see: "With a 15% discount, I earn $50, but at 20%, I break even." Make decisions instantly. ✅ Visual Safety Control Profitable prices are highlighted in blue, while losses are red. A clear line separates safe discounts from losses. You always know your limit. 📊 Interactive Break-Even Chart Analyze visually! Move the slider on the chart to find your break-even point instantly. Color zones clearly show where profit ends and loss begins. 🗂 Sales History Stop writing prices in a notebook. Save important calculations to history with one tap. Need to recall a quote from last week? Just open the archive. ☁️ Data Safety Changing phones? Create a secure database backup (JSON file) and easily restore your history on a new device. Your data is under your control. Key Features: Flexible Input: Calculate markup in % or use a Multiplier (e.g., x2.5 cost). Tax Mode: Configure your tax rate to see net profit. Instant Calculation: Enter cost and margin -> get the final price. Dark Mode: Professional design for comfortable work. Export & Import: Transfer data via file. Stop losing money on emotional discounts. Install Margin Pro and trade profitably!