Document tool

LRF to TXT Converter

Convert Sony BBeB (LRF) files to TXT. Turn the Broad Band eBook format from Sony's pre-EPUB readers, now unsupported by Sony itself into plain text that will still open in fifty years.

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

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About Converting LRF to TXT

LRF is Sony’s BBeB format, used by the Librie and early Sony Reader devices. Unlike most eBook formats it is not a wrapper around HTML but a binary, tag-based object model. Sony moved to EPUB around 2010 and closed its Reader Store in 2014. When you need to move away from LRF, the usual reason is simple: abandoned by sony.

Converting your LRF e-book to TXT solves that. TXT is unformatted plain text — the simplest, most portable document format. It contains only characters, no styling, and opens instantly everywhere. In practice you gain universally readable and tiny files. PrivConvert runs the whole LRF-to-TXT conversion in server memory and deletes your file the instant the TXT is ready — nothing is stored, logged or reused.

When this conversion helps

  • You need universally readable
  • You need tiny files
  • You need future-proof
  • Reworking a fixed LRF file back into an editable TXT document
  • Escaping a proprietary LRF file for the open TXT standard

Tips for best results

  • After converting, open the TXT and skim the formatting — complex layouts occasionally need a small touch-up.
  • Files up to 250 MB are supported, and you can batch-convert several LRF files at once; each is processed privately and deleted immediately.

How to Convert LRF to TXT Online

Turning a LRF file into TXT is straightforward here — upload, convert, download. The key change: a fixed LRF becomes an editable TXT you can rework.

1
Upload your LRF 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 LRF to TXT starts automatically. The process runs entirely in an isolated environment - your data never leaves the secure pipeline.

3
Download your TXT 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.

Why convert LRF to TXT with PrivConvert?

PrivConvert turns your LRF into TXT without ever storing, logging or sharing it. Here is what that looks like in practice:

No account required

Convert instantly with no sign-up, no email and no profiling cookies. We never build a profile around you or the files you convert.

Works on any device

Runs in any modern browser on Windows, macOS, Linux, Android and iOS — no install, plugin or desktop software needed.

Fast in-memory processing

Each job runs in an isolated in-memory sandbox, so most conversions finish in seconds instead of waiting in a queue.

Nothing is stored

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

LRF vs TXT - Format Comparison

FeatureLRFTXT
File extension.lrf.txt
Full nameSony BBeB (Broad Band eBook)Plain Text
EncodingBinaryText
EditableNoYes
Open standardYes
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

Trusted by thousands of users

Professionals reach for PrivConvert when the e-book they are converting is sensitive and cannot be left sitting on someone else’s server.

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

Frequently Asked Questions

What is a LRF file?
LRF is Sony BBeB — the Broad Band eBook format from Sony's pre-EPUB readers, now unsupported by Sony itself. Converting is usually the only way to read one today.
How much formatting survives LRF to TXT?
Plain text keeps the words and discards everything else — no italics, no images, no chapter styling. That is the point: it is the most durable way to hold the text itself, readable by any tool on any system indefinitely.
Is the file kept private?
Yes. LRF files hold a Sony BookInfo block with author, publisher and sometimes the device the file was prepared for. Conversion happens inside a sandbox with no network access, entirely in memory, so nothing is written to disk and the file is discarded the moment your download is ready.

Further Reading