How to open A1B files
Did your computer fail to open an A1B file? We explain what A1B files are and recommend software that we know can open or convert your A1B files.
What is an A1B file?
The A1B file extension indicates to your device which app can open the file. However, different programs may use the A1B file type for different types of data.
While we do not yet describe the A1B file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.
We are continually working on adding more file type descriptions to the site, so if you have information about A1B files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!
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Generic A1B
These apps are known to open certain types of A1B files. Since many different programs may use A1B files for different purposes, you may need to try a few of the apps to open your specific A1B file.
 | Jumbo-Tech TachWare | User submitted |
 | Jumbo-Tech Driver Card Software | User submitted |
 | TachoSpeed | User submitted |
| TachoTEK Driver Card Software | User submitted |
Try a universal file viewer
Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.