PPT to LRF Converter
Convert PPT slides into LRF e-books — online, free
Reader-Optimized
Convert PPT content into LRF — a format specifically designed for comfortable reading on Sony e-ink devices with crisp text rendering.
Fully Online
No desktop e-book software needed. Upload your PPT in any browser and download the LRF result — the cloud does all the heavy lifting.
Swift Processing
Cloud servers handle the format transformation in seconds. Even multi-slide presentations convert rapidly without straining your device.
How to convert PPT to LRF
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose lrf or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your lrf file right afterwards
About formats
Frequently Asked Questions
LRF was the native format for Sony Reader devices — converting PPT to LRF lets you read presentation content on these e-readers with optimized text rendering.
LRF (BroadBand eBook) is a proprietary e-book format developed by Sony for its line of portable readers, supporting structured text and embedded images.
Sony Reader hardware reads LRF natively. On desktop, Calibre can open and convert LRF, and the older Sony Reader Library software also supports it.
LRF is largely superseded by EPUB, but remains necessary for older Sony Reader models that do not support newer formats.
No — Convertio provides this conversion for free. Premium plans are available if you need expanded file size or volume limits.