GroupDocs.Search Highlight in EPUB app allows to highlight text online in a few clicks.

To highlight any word or phrase in your EPUB, you may upload the EPUB and type your query. Our search engine will perform indexing of your EPUB file and then the highlighted results will be showed for you.
You will be able to add more documents to the index and perform fast search and highlight in multiple documents.

This Highlight in EPUB app demonstrates possibilities of our solutions:

Highlight EPUB and other files from anywhere – it works on all platforms including Windows, MacOS, Android and iOS.
All files are processed on our servers so no additional plugins or software installation is required.
All files are processed using GroupDocs.Search API.

EPUB Digital E-Book File Format

EPUB is a widely adopted e-book format designed for reflowable digital publications, allowing text to adjust to different screen sizes. It supports embedded fonts, images, and metadata, making it ideal for novels, textbooks, and magazines across various e-readers and apps, with open standard benefits.

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How to highlight in EPUB

Click inside the file drop area to upload a EPUB file or drag & drop a EPUB file.
Once upload completes, you will be able to perform search and highlight in your EPUB file.
Enter your search query in the search bar.
Get results by clicking the highlight button.
Add more files with "Add files" button.
Select added files to include them into the index and perform searches

Frequently asked questions

How does the online app Highlight in EPUB work?

The highlighting of words in the text is performed in three stages. First, documents are added to an index. Then the index is searched. And only then the search results are highlighted in the text.
What about privacy, is it safe to use the online app Highlight in EPUB?

Access to your folder with uploaded and indexed files is only available to someone who has a link. All uploaded files are deleted from the servers after 24 hours.
Is an internet connection required to use the online app Highlight in EPUB?

This application is client-server. If you lose your internet connection while using the app, you won't be able to get search results.
Can I search on Linux, Mac OS, Android?

You can search from any device, regardless of the operating system, that has a modern browser and an internet connection.

Other file formats supported by Highlight app

You can also highlight in many other file formats. Please see the complete list below.

FB2

CHM

MSG

EML

EMLX

HTM

HTML

MHT

MHTML

XHTML

XML

PDF

PPT

PPTX

PPS

PPSX

ODP

POT

PPTM

POTX

POTM

PPSM

XLS

XLT

XLTX

XLSX

XLSM

XLSB

XLA

XLAM

XLTM

CSV

TSV

ODS

OTS

DOC

DOCX

DOCM

DOT

DOTX

DOTM

RTF

TXT

ODT

OTT

Viewer Annotation Conversion Comparison Signature Assembly Metadata Search Parser Watermark Editor Merger Redaction Classification Splitter Translation Unlock Protect Scanner

Highlight in EPUB

Highlight words and phrases in EPUB. Perform search and highlight results in EPUB files online.

EPUB Digital E-Book File Format

How to highlight in EPUB

Frequently asked questions

How does the online app Highlight in EPUB work?

What about privacy, is it safe to use the online app Highlight in EPUB?

Is an internet connection required to use the online app Highlight in EPUB?

Can I search on Linux, Mac OS, Android?

Other file formats supported by Highlight app