Know your numbers
before you trade
Professional calculators for perpetual futures — PnL, liquidation, break-even, funding and more. Live prices from exchange APIs.
Telegram version — 8 languages, auto-detected · EN · RU · KO · ES · PT · TR · UK · ID
13
Calculators
7
Exchanges
Live
Exchange Prices
Free
No Limits
Live prices from
All Calculators
Everything a perp trader needs, in one place. All free.
PnL Calculator
Net profit/loss for any leveraged position, accounting for all fees.
Liquidation Price
Know exactly where your position gets liquidated before you open.
Break-even Price
The exact exit price where your trade covers all fees.
Target Exit
Work backwards from your profit target to find the required exit price.
Funding Rate Cost
Real funding costs since you opened — uses actual historical rates, not estimates.
Position Sizer
Calculate position size from max acceptable loss. Never risk more than planned.
Scenario Analysis
PnL across a full price range in one table. Plan TP and SL at a glance.
Average Entry
True weighted average entry price across multiple fills.
Max Safe Leverage
Find the maximum leverage you can safely use based on volatility and drawdown tolerance.
Funding Rate Arb
Annualized yield and net profit from long/short basis trades across two exchanges.
Hedge Ratio
Calculate the exact short perp size and margin needed to hedge a spot position.
Compound Funding
Project capital growth from reinvesting perpetual futures funding income.
Pre-Trade Check
Full pre-trade analysis in one shot: size, breakeven, liquidation distance, funding cost and safety rating.
Trade perpetual futures on Binance — up to 125× leverage, tight spreads
FAQ
Quick answers before you start
Is it really free?
Yes, completely. All 13 calculators are free with no limits, no signup, no payment required. We run on donations and advertising.
Do I need an account?
No account needed. On the web — just open and use. In Telegram it signs you in automatically with your Telegram ID.
Which exchanges are supported?
Binance, Bybit, OKX, Hyperliquid, Aster, KuCoin and MEXC. Live prices and funding rates pulled directly from each exchange's API.
How accurate are the calculations?
All calculations use live market prices from exchange APIs. Fee structures match each exchange's actual maker/taker rates.
What do subscribers get?
TradingCalc negotiates exclusive deals with exchanges and trading tools — fee discounts, trial periods, early access — and shares them only with email subscribers.
Can I support the project?
Yes — there's a Buy me a coffee button in the Telegram app. USDT, TON or Telegram Stars. No strings attached, just gratitude.
Is there a Telegram bot?
Yes — @perpcalcbot. Same calculators, optimised for mobile inside Telegram. Auto-detects your language.
Will you add more exchanges?
Yes. New exchanges are added regularly. If yours is missing — message us via @perpcalcbot.
Get exclusive deals for traders
TradingCalc negotiates special offers with exchanges, tools and services — and shares them only with subscribers. Fee discounts, trial periods, early access.
+ market insights and calculator updates. No spam, unsubscribe anytime.
Start calculating smarter
All calculators free. No limits, no signup.