Trader calculators

Work out the profit of a trade before you send any money.

Demo mode: sample data. Live prices turn on after deploying the Worker (API_BASE in site.config.mjs).

Frequently asked questions

Can I trust the result?

The formulas are simple and transparent, but real results depend on slippage and price moves during execution.

Available calculators

  • P2P loop — buy USDT with fiat at one price and sell at another, including fees, transfers and loops per day.
  • Funding arbitrage — income from the funding rate difference with intervals and four fees.
  • Spot arbitrage — buy on one exchange, withdraw and sell on another.
  • Percentage difference — quick comparison of two prices.

All calculations run in your browser.