Official Windows App 100% Free v1.0.0.0 Windows 10 / 11 (x64)

Piludi – Ebook Converter

Professional desktop eBook conversion and publishing suite. Converts EPUB, Kindle AZW3, MOBI, DOCX, PDF, and FB2 with EPUBCheck compliance and Dublin Core metadata.

Get it from Microsoft Store

PUBLISHING READY

EPUBCheck Compliant

Strict technical validation ensuring clean XML, OCF containers, and spine ordering.

KINDLE OPTIMIZED

Dual-Format AZW3 & MOBI

Native KF8 reflowable layouts with custom Amazon typography media queries.

METADATA MASTERY

Full Dublin Core Editor

Embed author sort, publisher, ISBN, rights, and chapter navigation anchors.

100% PRIVATE

Offline & Ad-Free

Zero telemetry, zero cloud uploads—unreleased manuscripts never leave your PC.

Preview

App Interface & Workflow

Key Features

Features & Processing Modes

Standards

Validated Code & Strict EPUBCheck Compliance

Every generated EPUB passes strict technical validation rules ready for direct distribution to commercial bookstores.

Guaranteed valid OCF container, uncompressed mimetype, and well-formed XML.
Complete OPF manifest integrity and sequential reading spine.
Dual-navigation support: modern EPUB 3 nav.xhtml plus legacy EPUB 2 toc.ncx for 100% reader compatibility.

Kindle & Readers

Reflowable Responsive Layouts for Amazon Kindle

Text wraps and resizes smoothly when readers adjust font sizes or switch between portrait and landscape.

Native KF8 dual-format generation optimized for Amazon Kindle devices and Kindle Paperwhite e-readers.
Includes targeted @media amzn-kf8, amzn-mobi CSS rules for crisp typography.
Interactive hierarchical Table of Contents (TOC) with clickable chapter anchors.

Document Pipeline

High-Precision PDF, Word DOCX & Unicode Engine

Transform complex documents and multi-language manuscripts into reflowable electronic books.

Intelligent PDF layout parsing with font-size-based heading threshold detection.
Scanned PDF heuristic detection to alert users of non-text image scans.
Canonical NFC Unicode normalization repairing complex Indic (Bengali, Hindi) and Arabic RTL scripts.
Clean Word (.docx) styling preservation with embedded images and table grid layouts.

Metadata & Privacy

Deep Dublin Core Metadata Editor & 100% Offline

Full control over book metadata, standalone cover management, and complete offline manuscript security.

Embed Title, Subtitle, Author, Author Sort (Last, First), Publisher, ISBN, and Subjects.
Standalone high-resolution cover art manager with automatic publishing standard aspect scaling.
100% offline desktop processing: zero telemetry, zero cloud data transfer, and zero account logins.

Publishing Compatibility

Complete Publishing Format & Document Standards Matrix

12 Supported Source Document Formats:

EPUB AZW3 MOBI DOCX PDF FB2 HTML TXT RTF ODT CBZ CBR

8 Publication-Ready Output Standards:

EPUB 3 EPUB 2 Kindle AZW3 MOBI (KF8) DOCX FB2 HTML5 Bundle TXT

📢

What's New in Version 1.0.0.0

Latest Release Update

Official Launch: Initial release of Piludi – Ebook Converter for Windows 10 and Windows 11 (x64).
Multi-Format Engine: Bi-directional conversion between EPUB 3, Kindle AZW3/MOBI, Word DOCX, PDF, and FB2.
EPUBCheck Compliance: Built-in validation verifying valid OCF containers, OPF manifests, and spine sequencing.
Full Dublin Core Metadata: Deep editor for Title, Author, Author Sort, Publisher, ISBN, and Subject tags.
Dynamic Table of Contents: Hierarchical TOC builder with clickable chapter navigation anchors.
High-Precision PDF Parser: Font-size threshold analysis and intelligent scanned PDF heuristic alerts.
Unicode NFC Normalization: Fixes Indic (Bengali, Hindi) matra rendering and reshapes Arabic RTL scripts.
100% Offline & Private: Zero telemetry, no cloud uploads, completely secure local processing.

Ready to use Piludi – Ebook Converter locally on your PC?

Download directly from the official Microsoft Store — safe, verified, and 100% free.

Install from Microsoft Store