LRF to PCT Converter

Free LRF to PCT conversion — Apple PICT format

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Classic Mac Images

Convert your obsolete LRF ebook pages into PCT — the classic Apple PICT format for legacy Macintosh software compatibility.

Server-Based Conversion

All processing runs in the cloud. No need to find and install old Mac tools — just upload your LRF and download PCT.

Secure and Temporary

LRF files are deleted right after processing. PCT output files are automatically purged within 24 hours.

How to convert LRF to PCT

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose pct or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your pct file right afterwards

About formats

LRF is the file format associated with Sony's BBeB (Broadband eBook) specification, jointly developed by Sony and Canon and introduced in 2004 with the Sony Librie EBR-1000EP — the world's first commercial E Ink e-reader. The format supports both reflowable text and fixed-layout page rendering, embedding fonts, images, vector graphics, and metadata within a compact binary container. LRF files use a block-based internal structure with object trees describing page layouts, text streams, image resources, and table of contents navigation. Sony's Reader devices and the companion desktop software (Sony Reader Library) served as the primary ecosystem for LRF content throughout the mid-2000s. A key advantage was its early adoption of high-quality font embedding and text rendering optimized specifically for E Ink displays, delivering a reading experience noticeably superior to many competing formats of the era. The format also supported bookmark synchronization, dictionary lookups, and annotations within the Sony Reader ecosystem. However, Sony officially discontinued BBeB/LRF support in 2010, migrating its Reader platform to the industry-standard EPUB format. Today LRF files are primarily encountered in personal ebook collections from that period and can be converted to modern formats using tools like Calibre. The format remains a historically significant milestone as the native format of the device category that launched the modern e-reader revolution.
Developer: Sony
Initial release: 2004
PCT (also known as PICT) is a metafile graphics format originally developed by Apple Computer and introduced alongside the original Macintosh in January 1984. PCT files can contain both vector drawing commands and raster bitmap data, encoded as a sequence of QuickDraw drawing operations — the same graphics primitives used by the Macintosh operating system for all on-screen rendering. The format evolved through two major versions: PICT 1, which recorded basic QuickDraw operations (lines, rectangles, ovals, text, 1-bit bitmaps) in a compact format suitable for the original Macintosh's limited memory, and PICT 2, introduced with Color QuickDraw in 1987, which extended the format to support 24-bit color, multiple color spaces, and embedded JPEG-compressed data. PCT files begin with a 512-byte header (originally used for resource fork information), followed by the picture size, bounding rectangle, and a sequence of opcodes that define the drawing operations. During the Macintosh's commercial ascendancy, PICT was the universal graphics interchange format on Mac OS — the system clipboard used PICT for all graphical copy/paste operations, and most Mac applications could import and export the format. One advantage is the hybrid vector/raster nature: PCT files from the QuickDraw era preserve both scalable drawing commands and pixel data in a single format, enabling resolution-independent output for the vector portions. PICT's historical significance as the native Mac graphics format throughout the classic Mac OS era (1984-2001) provides another dimension. PCT files remain readable by Preview on macOS, ImageMagick, XnView, LibreOffice, and GIMP.
Developer: Apple Computer
Initial release: 1984

Frequently Asked Questions

Why convert LRF to PCT?

PCT is the classic Macintosh PICT format. Converting LRF to PCT creates images compatible with legacy Mac software and workflows.

Which apps can open PCT files?

Preview on older macOS versions, Adobe Photoshop, IrfanView, XnView, and ImageMagick all support PCT PICT images.

Is PCT still commonly used?

PCT is a legacy Apple format. Modern macOS has moved to PNG and HEIF, but PCT remains useful for vintage Mac compatibility.

Does PCT support vector and raster data?

Yes, PICT can contain both vector drawing commands and raster bitmap data — a unique feature among classic image formats.

Is LRF to PCT free?

Yes, free LRF to PCT conversion is available on Convertio. Paid plans offer expanded limits and priority processing.