SimpleLotCalculator

SimpleLotCalculator:

Professional Multi-Symbol Risk Manager Library

Stop guessing your lot sizes and start trading with institutional precision.

SimpleLotLogic is a high-performance MQL5 developer library designed to solve the number one problem for algorithmic and manual traders:

Risk Management. Instead of writing complex math for every new EA, simply plug in this library to calculate the perfect lot size based on your account equity and stop-loss distance.

• Precision Math: Automatically calculates lot sizes based on a percentage of your account balance or equity.
• Error-Free Execution: Built-in protection against "Invalid Volume" errors. It automatically rounds your lots to the nearest broker-allowed VOLUME_STEP .
• Universal Compatibility: Works seamlessly across Forex, Metals, Indices, and Crypto. It automatically detects the Tick Value and Tick Size for any symbol.
• Lightweight & Fast: Zero lag or latency. Optimized for high-frequency trading and heavy backtesting.

#import "SimpleLotLogic.ex5" double CalculateLotSize(double riskPercent, int slPoints, string symbol); #import

void OnTick() { // Calculate lot size for 2% risk with a 50-pip (500 point) stop loss double myLot = CalculateLotSize(2.0, 500, _Symbol); Print("Recommended Lot Size: ", myLot); }

• Version: 1.00
• Category: Library
• Format: .ex5 (Compiled binary)
• License: One-time purchase, unlimited EA integrations