toolmallow.

Make it local

Choose defaults for supported calculators. You can mix a region, units and currency.

Changing units converts supported measurements. Changing currency relabels amounts; it does not exchange money. Tax rules, tariffs and broker rates remain your inputs.

Only these preferences are saved in this browser. Calculator inputs are not saved.
THE FOREX HUB

Understand the market.
Know your numbers.

Currency context, practical calculators, and a clearer place to start. Built for learning, one calculation at a time.

CURRENCY MARKETS

Keep the bigger picture in view.

TradingView data

Indicative currency cross-rates from TradingView. Availability and delays depend on the provider; quotes can differ from your broker. No market data is copied into calculator fields.

Currency markets by TradingView ↗
START WITH THE NUMBERS

Trading maths, made approachable.

Free · No account needed
BUILD YOUR UNDERSTANDING

A little context goes a long way.

All guides ↗
NEXT CHAPTER

A home for MT4 & MT5 Expert Advisors.

Future free and paid downloads, with setup notes and clearly stated requirements. No EAs are available yet.

About the EA library ↗

ToolMallow provides educational tools, not brokerage services, trade execution, or investment advice. Leveraged forex trading can lead to substantial losses. Estimates exclude trading costs and cannot predict returns.