If an EA or indicator specifies MT4 or MT5, use the platform stated by its provider. Otherwise, start with the platform supported by the broker account you plan to use and practise with a demo account.
MT5 has additional timeframes and order functions, but the platform itself does not make a trade more profitable.
MT4 and MT5 are separate platforms
MT4 and MT5 use different programming languages and file formats. An EA or custom indicator made for one platform should not be assumed to work on the other.
Broker availability also varies. Confirm that the login information and server name are issued for the platform you selected.
- Check the EA or indicator version
- Confirm the account's supported platform
- Record the server name issued with the account
Choose based on the tool you need
MT4 remains widely used for existing EAs and custom indicators. MT5 offers more built-in timeframes and a broader set of order functions.
The right choice is the one that supports the account and tools you actually plan to use.
- Use a demo login before funding
- Check whether the broker offers the same instruments on both platforms
- Do not install software from an unverified source
A platform is not an investment strategy
Platforms help you view prices and place orders. They do not determine whether a trade will make or lose money. Keep platform choice separate from risk and position-size decisions.
Frequently asked questions
Q. Can an MT4 EA run on MT5?
A. Not by default. MT4 and MT5 use different program formats. Check whether the provider offers an MT5 version.
Q. Is MT5 always better than MT4?
A. No. MT5 has more built-in functions, but MT4 may be the appropriate choice when a required tool or account is MT4-only.
Sources and conditions
FX Textbook is edited from official platform documentation, broker-published information and applicable terms where available. Account conditions, services and rules can change. Confirm the current terms in the broker's registration flow before you act.
FX Textbook is an independent information site, not a broker or provider of personal investment advice. Forex and CFDs involve risk. You may lose some or all of your invested capital. No trading result is guaranteed.
NEXT STEP
Next: compare platform availability
Review which platforms are available with each broker and account type.