Out of 246+ compress pdf document apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
Compare top Compress PDF Document Apps (September 2026)
Shrink PDF files quickly and easily without an internet connection. Free up storage space on your device and share documents more efficiently. Offers various compression levels and additional PDF management tools.
Easily reduce the file size of your PDF documents with a simple, secure, and privacy-focused tool. Compress PDFs in just three steps, directly on your device, and share them instantly. Enjoy fast and efficient document management without complex features.
This app offers a comprehensive suite of tools for managing PDF documents. It allows users to compress, convert, edit, merge, split, sign, and protect PDF files. All operations are performed locally on the device for enhanced security.
What We Love
🚀 Fast and efficient
👍 User-friendly and easy to use
💡 Versatile and feature-rich
🥰 Loyal and reliable companion
🔒 Secure and private
Room to Improve
🐛 Crashes and compatibility issues with newer iOS versions
What are the best compress pdf document apps for iPhone?
pdf compressor & compress pdf tops our compress pdf document apps ranking as of September 2026, with a 4.6-star average from 157 App Store ratings, and it's free to download.
Are there free compress pdf document apps for iPhone?
Yes — 20 of the top compress pdf document apps we rank are free to download, including pdf compressor & compress pdf and Compress It! PDF Compressor.
Does pdf compressor & compress pdf have ads or in-app purchases?
pdf compressor & compress pdf shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
How many compress pdf document apps are on the App Store?
We track 246+ compress pdf document apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
What does this PDF compressor app do?
This app allows you to compress PDF files directly on your device without needing an internet connection. It helps reduce file sizes, freeing up storage space and making it easier to share documents. Beyond compression, it also offers features like merging, splitting, and converting PDFs to JPG images.
How does the compression quality work?
You can control the amount of compression applied to your PDF files using a quality slider. This allows you to balance file size reduction with the visual quality of the document. The app compresses files locally, ensuring your privacy is protected as no data is uploaded to servers.