How do I calculate lot size?

Lot size is calculated by dividing your risk amount by stop distance in pips multiplied by pip value per standard lot.

Which currency pairs are included?

The web calculator includes 10 major forex pairs: EURUSD, GBPUSD, USDJPY, USDCHF, USDCAD, AUDUSD, NZDUSD, EURGBP, EURJPY and GBPJPY.

What is the formula used here?

Risk amount equals account balance multiplied by risk percent, or a fixed risk amount. Stop distance equals the absolute difference between entry and stop divided by pip size. Position size equals risk amount divided by stop distance times pip value.

Free forex risk calculator

Pips & Lot Size Calculator

Know the exact lot size before you place the trade.

Set risk, entry and stop loss for major forex pairs, then get position size, take profit and break-even win rate instantly.

Try the web calculator

Free on App Store 5.0 rating iPhone and iPad

Free web calculator

Position size

Live as you type

Balance Account

Risk % Fixed

Risk, %

Instrument

Entry Stop

Pip size Pip value / lot

Target R:R

Breakeven win-rate 33.3%

Position size 0.1 lots Risk, currency $10 TP price (by R:R) 1.165 ($20) Stop distance 10 pips

Built for risk-first trading

Lot size, stop distance and take profit in one flow.

The app keeps the same calculation logic close at hand on iPhone and iPad, with FX presets, saved preferences and live exchange-rate support.

8 account currencies

FX majors and crosses

10 major FX pairs

Why traders use it

Size the position before emotion gets involved.

Risk by percent or fixed amount

Use a steady account risk model or type the exact amount you are willing to lose.

Risk-to-reward and break-even win rate

See the target price and the win rate your setup needs at the selected R:R.

Auto pip values in the app

The iOS app can fill pip values from presets and live exchange rates for faster sizing.

Focused forex presets

Use major FX pairs where pip size and contract size are standardized across brokers.

Inside the app

Clean controls, readable results, no spreadsheet detour.

Pips app calculator screen with balance, risk, entry, stop and results

Pips app instrument picker with forex pairs

How it works

Four inputs. One trade size.

01
Set account balance and the risk you want to take.
02
Choose the currency pair and confirm pip value.
03
Enter price and stop loss to calculate stop distance.
04
Use the lot size, target price and break-even win rate before opening the trade.

Forex sizing guides

Short answers for the searches traders actually make.

Each guide links back to the calculator, so a search visitor can learn the idea and immediately run the numbers.

Guide How to calculate forex lot size Risk amount, stop distance and pip value in one formula. Guide Forex risk calculator basics Turn account risk into a clean position size before entry. Guide How pip value works Understand why JPY pairs and account currencies change the result. Example USD/JPY lot size example A simple walkthrough for yen pairs where pip size is 0.01.

Questions traders search for

Lot size calculator FAQ

What is the lot size formula?

Position size = risk amount / (stop distance in pips x pip value per standard lot).

Can I use this as a forex risk calculator?

Yes. Enter account balance, risk percent or fixed risk, entry price and stop loss to calculate risk amount and lot size.

Which pairs are included?

EUR/USD, GBP/USD, USD/JPY, USD/CHF, USD/CAD, AUD/USD, NZD/USD, EUR/GBP, EUR/JPY and GBP/JPY.

Why should I download the app if the web calculator works?

The app is faster during live trading, saves preferences, includes a larger instrument list and supports automatic pip value workflows.

Trade size, not guess size