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Information about .mq4 File Extension

Common .mq4 file type descriptions:

  • MQL4 Source File
  • MetaQuotes Language 4 file

Applications, associated with .mq4 files

MetaEditor iconMetaEditor by MetaQuotes Software Corp.
Notepad iconNotepad by Microsoft Corporation
Notepad is a simple text editor for Microsoft Windows. It has been included in all versions of Microsoft Windows.