Compress Files

Supported formats: PDF, DOC, DOCX, XLSX, PPTX, TEX, HTML and others

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Compression level

COMPRESS

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Reduce OTT File Size Online for Free

Easily and quickly compress and optimize OTT files.

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OVERVIEW

Compress OTT file to reduce the size of documents by optimizing contents

Our OTT compressor allows you to compress several OTT files online for free. Compress OTT or any other supported file formats. No third-party software installation is required. Web-based application is fast, robust, easy-to-use and absolutely free.

Compress multi-format files

Compress your multi-format documents including DOC, PDF, DOCX, PNG,JPG, HTML, TXT and many more.

Save to desired format

Save your compressed documents with same quality but with less file size.

Free online quick compress operation

Lightning fast compress operations for your selected documents.

Compress image files

Ability to compress various popular image file formats easily.

Reorder compressed files

Arrange and reorder the compressed files as required.

How it Works
HOW TO

How to compress OTT files

  • Upload OTT files to compress them online for free.
  • Specify the parameters and press the "COMPRESS" button to compress OTT.
  • Download the compressed OTT to view instantly or send a link to email.

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How to compress documents online
FAQS

How to compress Word and other files?

Just use our online compress. It is fast, easy to use and entirely free. It is designed to quickly compress documents and images online.

We support a variety of document and image file formats, including PDF, DOC, DOCX, RTF, ODT, HTML, Markdown, PNG, JPG, TIFF, BMP, MOBI, CHM, WPS, TXT and many more.

You can compress up to 10 files simultaneously

Each file size should not exceed 10 MB.

At the end of the compression process, you will get a download link. You can download the result immediately or send the link to your email.

All user files are stored on Aspose servers for 24 hours. After that time, they will be automatically deleted.

Aspose gives the highest importance and attention to security issues. Please be assured that your files are kept in secure storage servers and protected from any unauthorized access.

Compress multiple files may be time-consuming sometimes, as it involves data re-encoding and re-compressing.
FILE INFORMATION

Learn about different file formats

Indulge yourself into learning more about well-known document and image file formats.

File Information

Open Document Template

Files with OTT extension represent template documents generated by applications in compliance with the OASIS' OpenDocument standard format. These are created with word processor applications such as free OpenOffice Writer and can hold settings that can be used to generate new documents from these template files. These settings include page margins, borders, headers, footers, and other page settings. Such templates are used in official documents such as company letterheads and standardized forms.

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MOST POPULAR

The most popular file formats to compress

We support a variety of document, web, e-book and image file formats, including PDF, DOC, DOCX, RTF, ODT, HTML, Markdown, PNG, JPG, TIFF, BMP, MOBI, CHM, WPS, TXT and many more.

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The app runs on a device with a larger screen (minimum width of 320 pixels) aspect ratio.