.BT! File Extension

File Type:
BitSpirit Incomplete Download File

Having trouble opening .bt! extension? Don't panic! This page explains what bt! files are as well as suggests programs you may use to open bt! files. You can download these programs through this page.

What is a BT! file?

Bt! file extension has BitSpirit Incomplete Download file type, developed by BitSpirit, which is associated with the "misc files" category.

BitSpirit is an application for downloading torrents that creates these files for unfinished downloads. All files in the process of downloading will receive the extension if the option "Add .bt! extension to unfinished files" is checked (you can turn in off in the File Options menu in program’s preferences). When BitSpirit finishes a download, the .BT! extension is removed, and file can be seen in its original format. The original torrent client (BitTorrent) applies the .!BT extension to unfinished downloads.


To learn how you can open the given file, read the information below.

bt! file icon
File Type:
BitSpirit Incomplete Download File
Misc Files

How to open BT! file?

Double click the bt! file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .bt! extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the bt! extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the bt! file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open BT! files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the bt! file as well. Download Universal File Viewer for your OS.

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