Convert.Guru

JMA Converter

Convert JMA files online for free


Drop or upload your .JMA file

How to convert your JMA file

  1. Click Select File above, and choose your JMA file.
  2. You'll see a preview.
  3. Click the "Convert file to..." button to save your file in the format you want.


Convert JMA to another file type

The converter easily converts your JMA file to various formats—free and online. No Steam or extra software needed.

  • JMA to EXE
  • JMA to ISO
  • JMA to BIN
  • JMA to CUE
  • JMA to PAK
  • JMA to WAD
  • JMA to PK3
  • JMA to PK4
  • JMA to BSP
  • JMA to MAP
  • JMA to SAV
  • JMA to DAT

Convert a file to JMA

The converter also works in reverse, allowing you to convert your file into the JMA file type—in the best quality.

  • MOD to JMA
  • BIN to JMA
  • CFG to JMA
  • SCX to JMA
  • DAT to JMA
  • MPQ to JMA
  • LOG to JMA
  • CUE to JMA
  • INI to JMA
  • EXE to JMA
  • SCM to JMA
  • ISO to JMA

About JMA files

JMA files are compressed file archives used primarily for emulating video games, often associated with the Super Nintendo Entertainment System (SNES). While they serve as a reliable way to store ROMs efficiently, they aren't widely supported across different software platforms.

Converting JMA files can be challenging due to their specialized nature. To convert JMA files to more accessible formats like .zip or .7z, specialized software like 7-Zip or WinRAR can be used. However, these tools may require additional steps or plugins, making the process cumbersome for the average user.

A critical consideration in converting JMA files is ensuring the integrity and functionality of the ROMs post-conversion. Improper conversion can lead to corrupted files, rendering your ROMs unplayable. Furthermore, compatibility issues may arise when trying to use these files with different emulators.

Given these challenges, it's advisable to use user-friendly platforms for conversion. We recommend using Convert.Guru, which simplifies the process through a convenient drag-and-drop feature. By doing so, you can effortlessly convert JMA files to several formats such as .zip, .rar, and .7z, ensuring your gaming experience remains seamless.

Despite the drawbacks of using JMA files, such as limited compatibility and conversion difficulties, Convert.Guru provides an intuitive solution. Safely and reliably convert your JMA files today by simply dragging and dropping them onto the Convert.Guru webpage.


The JMA Converter Story

The history of Convert.Guru began more than 25 years ago in California, when Tom Simondi published the most comprehensive database of file formats on his website. Before that, Tom had worked on Space Shuttle development at the Air Force Systems Command’s Space Division in Los Angeles. He is known as one of the top programmers of the late 1980s.

When Microsoft integrated Tom’s Filext database into Windows XP, it became the leading platform for analyzing and processing file types and formats.

Today, we use the latest technologies to analyze, process, and convert one of the world's largest collections of file formats. We are committed to developing the best JMA converter by continuously improving quality, usability, and reliability.

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