Document tool

LIT to EPUB Converter

Convert a Microsoft Reader (LIT) book to EPUB online. Free, private, and processed entirely in memory.

LIT EPUB
PrivConvert
Privacy-first conversion
No files stored
In-memory processing
Deleted instantly
No sign-up needed

Complete the security check to begin

About Converting LIT to EPUB

A .lit file is a Microsoft Reader book, and Microsoft Reader is gone. The software launched in 2000 as Microsoft’s answer to the early eBook market, shipped on Pocket PC and Windows, and was retired in 2012 — the store closed, the desktop reader stopped being distributed, and the format stopped being supported by anything. What is left is a lot of legitimately purchased libraries in a container nothing will open. This converter reads that container and writes a standard EPUB you can open in Apple Books, Calibre, Kobo, Google Play Books or any current reader.

Technically a .lit is a close relative of Microsoft’s CHM help format: an ITOLITLS container holding compressed HTML, with the text squeezed using LZX and the structure held in internal directory streams. That is why renaming the extension achieves nothing and why a plain unzip tool cannot open it — it is not a zip. The conversion parses the real container, pulls out the HTML and the book’s structure, and rebuilds it as a proper EPUB package with a table of contents, so chapters stay chapters instead of collapsing into one long block of text.

Common use cases

  • Recovering a Microsoft Reader library bought before the store closed in 2012
  • Moving old .lit titles onto a Kindle, Kobo, iPad or phone that has never supported them
  • Getting readable text out of files left over from a Pocket PC or early Windows tablet
  • Consolidating a mixed library into one modern format before archiving it
  • Checking whether an old .lit file is still intact and readable at all

Tips for best results

  • DRM-protected .lit files cannot be converted, here or anywhere else. Microsoft Reader sold books in three levels: Sealed, Inscribed and Owner Exclusive. The last of these is genuinely encrypted and tied to an activated copy of a reader that no longer exists, so if a file was bought under that scheme the conversion will fail. That is a limit of the file, not of the tool, and the error message will say so rather than handing you an empty book.
  • Structure survives better than styling. The chapter breaks and table of contents come across, but the visual design of a book laid out for a 2003 handheld screen is not worth preserving — your reader will reflow the text to your own font and size, which is almost always an improvement.
  • Embedded images come through into the EPUB. If a .lit converts to a suspiciously small EPUB, the original was probably text-only rather than something having been dropped.
  • If you want the text and nothing else, convert to TXT instead. It is the fastest way to confirm what a file actually contains before deciding what to do with it.

How to Convert LIT to EPUB Online

Converting LIT to EPUB with PrivConvert takes three quick steps and no software to install. What you gain with EPUB: reflowable text for any screen.

1
Upload your LIT file

Drag and drop your file into the upload area, click to browse your device, or paste a URL to a file hosted online. You can upload files up to 250 MB and batch convert up to 20 files at once.

2
Automatic conversion

Once uploaded, the conversion from LIT to EPUB starts automatically. The process runs entirely in an isolated environment - your data never leaves the secure pipeline.

3
Download your EPUB file

Your converted file is ready instantly. Click the download button to save it to your device. The file is deleted from memory immediately after download.

Private by design, not as an afterthought

Most online converters upload your files to a server, keep them for days, and may mine them for AI training or resale. PrivConvert was built the opposite way — around your privacy.

Nothing is stored

We never keep a copy. Once your EPUB is delivered, both the original and the result are gone — there is nothing left to leak or misuse.

Isolated sandbox

Every conversion runs in its own locked-down process with no network access, so files can never leak or interfere with one another.

No human ever sees it

Your files are handled entirely by automated code. No staff, partner or AI model ever reads, stores or trains on your data.

Zero data retention

Files are processed in volatile memory (RAM) and purged the instant your download is ready — nothing is ever written to disk, cached or backed up.

LIT vs EPUB - Format Comparison

FeatureLITEPUB
File extension.lit.epub
Supported by PrivConvertYes (as input)Yes (as output)
Privacy-safe conversionIn-memory, zero storage
Max file size250 MB per file
Batch supportUp to 20 files simultaneously

Built for people who value their privacy

From one-off files to daily batches, thousands of people rely on PrivConvert precisely because it keeps nothing once the job is done.

250 MB Max file size
450+ Conversion tools
0 sec File retention
100% Free to use

Frequently Asked Questions

How do I convert LIT to EPUB?
Upload your .lit file above, complete the quick security check, and your EPUB is generated instantly. No software install and no sign-up required.
Is it free and private?
Yes. Every conversion is completely free and runs entirely in memory - your file is never written to disk and is deleted the moment your download is ready.
Which readers open the result?
Any current one. The output is a standard EPUB, so Apple Books, Calibre, Kobo, Google Play Books and virtually every phone or tablet reading app will open it.
Is there a file size limit?
You can convert files up to 250 MB each, and batch-convert up to 20 files at once.
Why will nothing on my computer open a .lit file?
Because the only application that ever read it properly was Microsoft Reader, which was discontinued in 2012 and is not available for any current version of Windows or macOS. The format was never widely adopted outside Microsoft’s own ecosystem, so no other reader picked it up.
Is a .lit file just a renamed zip or CHM?
It is closely related to CHM — both are ITSF-family containers — but it is not a zip and not a CHM, and no archive utility will open it. It needs a parser that understands the LIT container and its LZX-compressed streams, which is what runs here.
Will my chapters and table of contents survive?
Yes. The book’s internal structure is read from the container and rebuilt as a real EPUB navigation document, so chapters remain separate and the table of contents still works in your reader.
What happens if the book was DRM-protected?
The conversion fails with a clear message. Owner Exclusive titles are encrypted against a reader activation that no longer exists, and we do not attempt to break protection. Sealed and Inscribed titles generally convert without trouble.
Is the file uploaded anywhere permanent?
No. It is held in memory for the seconds the conversion takes, processed inside an isolated sandbox with no network access, and discarded as soon as your download is ready. Nothing is written to a disk and nothing is kept.

Further Reading