TradingLookup

Prop Risk Calculator

Size the trade, know where your lines are, see what a payout pays. Checked against 30 firms' own rules.

Size the trade

Every sizing tool checks the trade against your max loss and daily loss limit.

Know where the lines are

Your trailing line, your best day and your odds of hitting the max loss first.

Also in the toolkit: payout and cost

What a payout pays after the split and fees, and what funding really costs.

Data behind the tools

Rankings are not for sale.

Get prop firm price drops by email

Price changes at the futures prop firms we track, and our Black Friday 2026 prop firm price tracker when it opens. Free.

Email alerts: what each list sends