MSI to TBZ2 Converter
Processing entirely on your device — large files may take a moment.
Convert TBZ2 exactly like TAR.BZ2. If your files are still in MSI format, this page is the shortcut: MSI is the Windows Installer database: a COM-structured file holding the program files, registry entries and install logic of an application. Everything an installer would unpack lives inside it.
This converter runs entirely in your browser using WebAssembly — your files never leave your device, nothing is uploaded, and there are no watermarks, sign-ups or queues. Drop in several files at once to convert them as a batch.
How MSI compares to TBZ2
| MSI | TBZ2 | |
|---|---|---|
| Compression | Storage + CAB payloads | Bzip2 (block-sorting) |
| Encryption | None ( DRM separately) | None |
| Bundling | COM structured storage | tar container, single stream |
| Best for | Windows software distribution | Legacy release artifacts |
How to convert MSI to TBZ2
- 1
Select your files
Drag & drop your MSI files onto the area above, or click to browse. You can add multiple files at once for batch conversion.
- 2
Convert instantly
Click "Convert to TBZ2". The conversion runs entirely inside your browser using WebAssembly — no upload, no queue, no waiting.
- 3
Download results
Download each converted TBZ2 file individually, or grab everything at once as a ZIP archive.
About the MSI format
MSI is the Windows Installer database: a COM-structured binary that holds every file, shortcut, registry entry and install sequence an application needs. Running the installer is one way in — extraction is the other, and it needs no Windows at all.
Extracting an MSI lays out its contents as files: binaries, DLLs, resources, even the install logic tables. Security teams audit them this way, IT departments pre-stage deployments this way, and curious users finally learn what "installing" actually does.
+ Strengths
- ✓Inspect installers without running them
- ✓Works cross-platform — no Windows needed
- ✓Files come out exactly as the installer would lay them
! Limitations
- −Registry and shortcut logic are not files
- −Large installers extract to large trees
- −Nested CAB payloads may need a second pass
About the TBZ2 format
TAR.BZ2 pairs the tar container with bzip2 compression — the classic release artifact of the 2000s Unix world. Bzip2's block-sorting algorithm compresses text and source trees noticeably tighter than gzip, which is why distribution mirrors and source releases favoured it for years.
Today it has largely ceded the top spot to TAR.XZ (smaller) and tar.gz (faster), but countless build scripts, mirrors and legacy toolchains still expect the exact .tar.bz2 artifact — and producing it is a matter of running the tar through a bzip2 encoder.
+ Strengths
- ✓Tighter than gzip on text and source trees
- ✓Classic, universally supported on Unix-like systems
- ✓Deterministic, well-understood artifact for releases
! Limitations
- −Slow compression compared to gzip/zstd
- −Larger than TAR.XZ for the same content
- −Single stream — no random file access
Why convert MSI to TBZ2?
There is a concrete reason this conversion exists: Registry and shortcut logic are not files TBZ2 sidesteps that — Tighter than gzip on text and source trees If that is your situation, the tool above settles it in seconds, entirely on your device.
Frequently asked questions
Is this MSI to TBZ2 converter really free?
Yes — completely free, with no sign-up, no watermark and no daily conversion limits. The site is supported by advertising.
Are my files uploaded to a server?
No. The conversion runs entirely inside your browser using WebAssembly, so your files never leave your device — that is what makes it instant and private.
Does it work on Windows, Mac, iPhone and Android?
Yes. Anything with a modern browser works: Windows, macOS, Linux, Android and iOS. No software installation is required.
Is there a file size limit for MSI to TBZ2?
The only limit is your device's memory, since nothing is uploaded. Files up to a few hundred megabytes work fine on a modern desktop browser; very large files simply take a little longer.
Is there a size limit for archive conversion?
There is no upload cap because nothing is uploaded — the practical limit is your device memory. A few hundred megabytes of unpacked content works comfortably on a modern computer.
Are the files inside my MSI archive modified?
No. Contents are unpacked in memory and repacked into TBZ2 byte-for-byte — the conversion changes the container, never the files inside it.