ECore: The Premium SDK for High-Level eBook Format Transformation

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eCore Free software

eCore is an eBook format conversion core developed by Epubor. Epubor has 100% intellectual property rights of this core. You can use it as eBook converter SDK.

Support OS: Windows XP/2008/2012/Vista/7/8/10

Download FreeVersion:0.6.5.518

For Win

Support OS: Mac OS X 10.10 and later, including macOS 11 Big Sur

Download FreeVersion:0.6.5.518

For Mac

Support Multiple eBook Formats

eCore is an eBook format conversion core developed by Epubor. It is integrated in Epubor Ultimate, Epubor eBook Converter, Epubor EPUB to Kindle Converter, Epubor Mobi to EPUB Converter.

eCore supports input formats: Mobi, AZW, PRC, AZW3, TXT, HTML, ePub, OPF.

Output formats: Mobi, AZW, PRC, AZW3, TXT, HTML, ePub, OPF.

Fast and High-Quality Conversion

eCore is at least 60x faster than other eBook converters. Convert one eBooks within seconds, convert dozens of eBooks within minutes. Save much time of users.

High-Quality conversion. eCore convert eBooks to other formats with high quality, no content missing, greatly guarantee reading effect.

eCore can also accurately detect eBook file error and detect DRM protections automatically.

Easy to Use and Multi-Platform Integration

Getting started with eCore SDK is simple. It encapsulates all the technical complexity. Developers can focus on functions which customer demands without implementation of highly complicated engine.

The installer of eCore is just over 1MB, easy to integrate with any software, platform, web service.

It is supported on Windows, Mac. OS X for seamless integration across these two platforms.

SDK & License Policy

1. Non-profit organizations and individuals are free to use eCore for one year, after that, you need to renew the license for continious usage .

2. For commercial purpose, business license fees need be charged.

3. If you want to use eCore for commercial projects or long-term free use, please contact us with the following information:

Developers’ Name, Company name, Site URL, Numbers of Users, License years.

Contact Info:
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Email to us
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Business License Fees

Small Business: small site, software, service for personal using

$100 per site, software, service

Commercial business: site, software, service for commercial.

$100 per 1000 users/year
$1000 per 10000 users/year
$10000 per 10000+ users/year

User manual helps you get started quickly

A comprehensive user manual is provided even when the program is easy to use. The specific user manual is included in the software.

Attentive customer service & instant help

If you encounter a problem whilst using our software, an instant troubleshooting guide will pop up to help you find a solution. Our customer service is online 12*6, and is totally free for technical support.