| File Extension: | FCHK |
| File Type Description: | Gaussian Checkpoint |
| File Type Developer: | Gaussian, Inc. |
| Primary Associated Software: | Gaussian |
| Primary Software Developer: | Gaussian, Inc. |
Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall
The FCHK file extension is a Gaussian Checkpoint file developed originally by Gaussian, Inc. for Gaussian. Data from our web servers (annonymous users) show that FCHK files are most popular in China and are often used by Windows 10. Google Chrome is their primary internet browser for the bulk of these users.
 | Gaussian by Gaussian, Inc. |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
 | Linux |
 | Unix |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .FCH | Gaussian, Inc. | Data Files | Gaussian Checkpoint File |
| .G94 | Gaussian, Inc. | Data Files | Gaussian 94 Output Chemical Modeller Input File |
| .GJF | Gaussian, Inc. | Data Files | Gaussian Input Data File |
| .KLA | Unknown Developer | Data Files | KLARFF Map Data |
| .MB1 | Apogee Software, Ltd. | Game Files | Monster Bash Game Data File |
| .SDD | Programming Sunrise | Data Files | Smart Diary Suite Data File |
| .LF | Concept Software | Settings Files | SoftwareKey License |
| .RIO | IBM | System Files | IBM AIX System Data |
| .LCC | IBM | Data Files | IBM Voice Type Languages Newuser File |
| .EUP | Jerome Lamy | Data Files | EagleUp Data |
Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall
“FileViewPro eliminates the time and frustration of trying to track down a specific piece of software to open a specific file.” - Tucows
*Files that are not supported can be opened in binary format.
Copyright © 2010-2023 FileViewPro