10 Best PDF Compressor Apps for Android to Reduce PDF Size

Most file-sharing apps or utilities available today support PDFs; however, they may have file size restrictions that prevent us from uploading a PDF that exceeds a specific size.

In such situations, it’s best to use the PDF compressor apps for Android. Hundreds of PDF utilities are available on the Google Play Store that allow you to compress PDF files on Android. You can use any of the free applications to compress your PDF files.

PDF MergePDF Merge

PDF Merge is a PDF editor that lets you merge two or more PDF files, web pages, JPEG, and PNG images into one PDF file. The app has a drag-and-drop interface, where you must drag PDF files into one another to merge them.

In addition, PDF Merge has a compressor that can compress your PDF files for free. Other features of PDF Merge include password-protecting PDF files, converting web pages to PDF, and more.

PDF Reader ProPDF Reader Pro

PDF Reader Pro is a full-fledged PDF reader and editor app available for Android smartphones. This app allows you to edit, convert, scan, and password-protect PDF files for free.

It also has a PDF compression feature that can reduce the size of your PDF files. You also get a text extraction feature to extract texts from PDF or image files.

Compress PDF FileCompress PDF File

It’s one of the best and top-rated PDF compressor apps for reducing PDF file size. Guess what? Compress PDF File allows you to compress PDF files on your device with just one tap.

What’s more useful is that the app even allows you to select the output PDF quality to reduce the file size. All compressed PDFs are saved in the Phone/PDF-Compressor folder.

Compress PDF File - PDF CompressorCompress PDF File - PDF Compressor

When sending PDF files via email or uploading them to the web, we often encounter problems with file size. Compress PDF File—PDF Compressor is an Android app designed to address this problem.

The app allows you to compress your PDF files for publishing on web pages, sharing on social networks, or sending them via email. Guess what? Compress PDF File – PDF Compressor uses some advanced compression algorithm to reduce your PDF file size below 100 KB.

PDF SmallPDF Small

Although not very popular, PDF Small is still among the best and most user-friendly PDF compressor apps available on the Google Play Store. For compression, the app allows you to choose from three different compress levels – Recommended, High Quality, and low quality.

PDF Small is lightweight and extremely easy to use compared to other PDF utilities. It can reduce the size of your PDF files by up to 90%.


Smallpdf is a full-fledged PDF utility app available on the Google Play Store for Android smartphones/tablets. With Smallpdf, you can edit PDF, compress PDF, scan PDF, combine PDF, convert PDF, and do many other PDF-related things.

If we talk about PDF compression, Smallpdf provides two different forms of PDF compression: Basic and Strong. Basic compression reduces the file size by 40%, whereas strong compression reduces the file size by 75%.


iLovePDF is similar to the SmallPDF app listed above. It’s a full-featured PDF editing app with many tools for working with PDF files.

With iLovePDF, you can read, convert, annotate, and sign PDFs in seconds. It also has a PDF file compression feature that reduces your PDF file size while maintaining its visual quality.

PDF UtilsPDF Utils

PDF Utils is a lightweight PDF utility for various purposes. It allows you to merge, convert, rotate, split, and compress PDF files.

PDF Utils is loaded with all the features that you may require. In addition, it has a built-in image extractor that captures images from PDF files and saves them to PNG or JPG.

PDF CompressorPDF Compressor

PDF Compressor – Reduce size is a free PDF editing app that you can get from the Google Play Store. With this app, you can reduce the size of your PDF documents and share them.

The app’s user interface is intuitive, making PDF compression easy. In addition to PDF compression, PDF Compressor has streamlined document management features.

Reduce PDF SizeReduce PDF Size

Reduce PDF Size isn’t a very popular app, but it’s still a great choice if you want a no-fuss PDF Compressor.

This is a great & lightweight Android app for optimizing documents so they are easier to share.

This app requires you to upload the PDF file, and it will handle the rest. Within a few seconds, the app will start compressing your uploaded PDF file and will provide you with the file download.

It’s pretty easy to compress PDF files on Android; you need to use the right tools. Almost all the tools listed in the article are free to download and use. I hope this article helped you! Please share it with your friends, too.

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