MTLicense

EA Developer Blog

Guides on licensing, copy protection, and building a business around your MT4/MT5 Expert Advisor.

Start Here

How to Protect Your MT4/MT5 EA Before You Sell It

The honest guide for first-time sellers: what actually stops a client copying your EA onto ten accounts, and what doesn't.

June 28, 2026 • 8 min read
With Code

How to Bind Your MT4/MT5 EA to a Specific Account Number

Copy-paste MQL4 and MQL5 code to lock your EA to one account, and the honest reason it isn't enough on its own.

June 28, 2026 • 6 min read
With Code

How to Add License Expiry to Your MT4/MT5 EA

Copy-paste MQL4/MQL5 code to time-limit your EA, and why a hardcoded date isn't enough once you're charging money.

June 30, 2026 • 6 min read
MT4 Guide

MT4 EA License Protection: How to Add License Keys to Your Expert Advisor

How to add license-key protection to an MT4 Expert Advisor, from account binding to server-side validation.

May 30, 2026 • 7 min read
MT5 Guide

MT5 EA Copy Protection: How to Protect Your MetaTrader 5 Expert Advisor

Every method for MT5 EA protection ranked by effectiveness, from server-side validation to account binding.

March 25, 2026 • 9 min read
Business Guide

How to Sell Your MT4 EA Online and Actually Make Money

Step-by-step: pricing, distribution channels, license setup, and how to launch your EA as a real business.

March 25, 2026 • 8 min read
Technical Guide

MetaTrader License Key System: How EA License Keys Work

How server-side license keys work, account binding explained, and how to add them to your existing EA.

March 25, 2026 • 7 min read
Protection

How to Protect Your MT4 EA from Piracy

The most effective strategies for preventing your Expert Advisor from being cracked, copied, or distributed without permission.

March 12, 2026 • 6 min read
MQL5

MQL5 EA License Protection: Complete Developer Guide

How to implement robust license protection in your MQL5 Expert Advisor using server-side validation.

March 12, 2026 • 7 min read
Anti-Piracy

How to Stop Customers Sharing Your EA

Account binding, license keys, and the tactics that actually prevent customers from distributing your EA to others.

March 12, 2026 • 5 min read