Opening MTH Files

The MTH file type is primarily associated with Agilent MassHunter.

MTHFile Extension MTH
File extension: MTH
File type:  data file

What is an MTH file?

MTH files mostly belong to Agilent MassHunter. MTH files serve different purposes depending on their source.
Method File Use:
Many MTH files are created by instruments and analysis software. They are used to store experimental methods and settings. For example, files generated by Agilent MassHunter Workstation are saved in UTF-16 (LE) format.
  • They record analytical parameters and protocols.
  • They may include thermal analysis data.

  • 3D Animation Use:
    Other MTH files function as movie files. In this context, the file can hold 3D animation or gameplay data, such as those related to Super Smash Bros. Melee and used with tools like the Dolphin Emulator.
  • They capture frame sequences for animation.
  • They are employed in game video reproductions.
  • FilExt.com note: Examine the file’s origin to decide which application opens it correctly.

    How to open MTH files

    You need a suitable software like Agilent MassHunter to open an MTH file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your MTH file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a MTH file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online MTH Text Viewer

    Choose your .mth file to analyze

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    Programs that open and convert MTH files:

    1. Agilent MassHunter
      See the previous paragraphs to learn more about the main application. MTH files are often referred to as Agilent MassHunter data files because this type of file is primarily created or used by this software.
    2. Derive Math File

    Technical Data for MTH File Extension

    File classification:
    Data
    Related files:

    The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

    ProgramID: Claris.Thesaurus, FileType: Claris Thesaurus

    ProgramID: Claris.Thesaurus
    EXEFile: %ProgramFiles%\FileMaker\FileMaker Pro 6\FileMaker Pro.exe

    ProgramID: Claris.Thesaurus
    EXEFile: %ProgramFiles%\FileMaker\FileMaker Pro 5.5\FileMaker Pro.exe


    an mth data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with MTH files

    • Associate the MTH file extension with the correct application.
    • Update your software that should actually open data files. Because only the current version supports the latest MTH file format. Search, therefore, e.g. on the manufacturer website after an available Agilent MassHunter update.
    • To make sure that your MTH file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
    • Click here to open your .MTH file online - secure, fast, and no downloads needed.
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    MTH file viewer MTH file description