PCS to RB Converter

Convert PCS embroidery files to RB e-book format — free

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E-Book Output

Transform PCS Pfaff embroidery data into RB e-book format — useful for compiling stitch design collections.

Cloud Engine

PCS to RB conversion runs on remote Convertio servers. No local software or processing power needed.

Web-Based

No installation, no plugins. Convert PCS to RB entirely in your web browser on any operating system.

How to convert PCS to RB

1

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

2

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

3

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

About formats

PCS is a machine embroidery file format associated with Pfaff, a German sewing and embroidery machine manufacturer with roots dating back to 1862. The format was developed for Pfaff's Creative line of home embroidery machines, notably the Creative 7570 and subsequent models that combined sewing and embroidery capabilities. PCS files store stitch data in a binary format optimized for Pfaff's proprietary machine controllers, encoding stitch coordinates, color change commands, and design boundary information. The format organizes designs within a defined hoop area, with each stitch specified as a coordinate movement that the machine's needle follows during stitching. Pfaff machines using PCS were among the early consumer-grade embroidery systems, bringing computerized embroidery to home sewers before USB-based design transfer became common. One advantage is direct machine integration — PCS files load natively on compatible Pfaff machines without conversion, displaying stitch counts and design dimensions on the built-in interface. The format's association with Pfaff's reputation for precision engineering is another consideration: the stitch encoding supports the fine mechanical tolerances that Pfaff machines are known for. Embroidery digitizing software such as Embird, Wilcom, and various others supports PCS export, allowing designs created on any platform to target Pfaff equipment. While newer Pfaff machines have migrated to more modern embroidery formats, PCS remains relevant for owners of legacy Pfaff Creative machines.
Developer: Pfaff
Initial release: 1993
RB is the native ebook format of the Rocket eBook, one of the first commercially available dedicated e-reading devices, developed by NuvoMedia and released in October 1998. Founded by Martin Eberhard and Marc Tarpenning — who later co-founded Tesla Motors — NuvoMedia designed the Rocket eBook as a handheld device with a reflective LCD screen, capable of storing approximately ten books in its internal memory. The RB format packages HTML-based content along with embedded images, metadata, and a table of contents into a single binary container optimized for the device's limited hardware. Content was purchased and downloaded through NuvoMedia's RocketLibrarian desktop software. A notable advantage of the format was its early support for bookmarking, annotation, dictionary lookups, and adjustable font sizing — features now standard on modern e-readers but revolutionary in the late 1990s. The Rocket eBook demonstrated viable commercial demand for dedicated reading devices, paving the way for subsequent platforms from Sony, Amazon, and others. NuvoMedia was acquired by Gemstar-TV Guide International in 2000, which discontinued the device line in 2003. While RB files are largely a historical curiosity today, they can be converted to modern formats using ebook management tools, and the format remains significant as a pioneering chapter in the evolution of digital reading.
Developer: NuvoMedia
Initial release: 1998

Frequently Asked Questions

Why convert PCS to RB?

PCS stitch data has no use as a publication. RB conversion packages embroidery visuals into a RocketBook e-book.

What tools read RB files?

RB files open in Calibre and legacy RocketBook/REB e-reader devices or emulators.

Is PCS to RB free?

Convertio offers free PCS to RB conversion. Upload your Pfaff embroidery file and download the result at no cost.

Is it secure?

Encrypted transfers protect your files. PCS source and RB output are automatically deleted from servers after processing.

Does this work on my phone?

Convertio runs in any mobile browser. Convert PCS to RB from your smartphone or tablet without issues.