About this app
Margin Calculator is a simple and fast tool for calculating profit, margin, markup, and selling prices. Enter your cost and selling price to instantly see your profit, margin percentage, and markup percentage. You can also include optional selling fees and tax to get a more realistic profit calculation. Need to set a target margin? Enter your cost, fee, tax, and desired margin percentage to calculate the required selling price. Margin Calculator is useful for sellers, small businesses, shop owners, resellers, and anyone who wants to quickly check pricing and profitability. Features: • Calculate profit from cost and selling price • View margin percentage • View markup percentage • Add optional selling fee percentage • Add optional tax percentage • Calculate required selling price from target margin • Clear inputs quickly and start again • Simple, clean, and easy-to-use design Whether you are pricing products, checking profit, or comparing selling prices, Margin Calculator helps you make quick and clear pricing decisions.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 21, 2026 · 11:16 AM Free