With an average user rating of 4.5★, the compress pdf reduce pdf size category is one of the App Store's strongest. Browse all 235+ apps we track, sorted so the most loved ones surface first.
Compare top Compress PDF Reduce PDF Size Apps (May 2026)
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.
Easily reduce the size of your PDF files by up to 95% with multiple compression levels. Share your smaller PDF documents quickly and efficiently. Offers a clean and user-friendly interface for fast processing.
This app is a powerful PDF tool for viewing, editing, annotating, and signing documents. It offers AI-powered features for summarizing and interacting with PDFs, along with robust conversion and security options. Collaborate on files and access your documents from anywhere.
What are the best compress pdf reduce pdf size apps for iPhone?
Compress It! PDF Compressor tops our compress pdf reduce pdf size apps ranking as of May 2026, with a 4.9-star average from 383 App Store ratings, and it's free to download.
Are there free compress pdf reduce pdf size apps for iPhone?
Yes — 20 of the top compress pdf reduce pdf size apps we rank are free to download, including Compress It! PDF Compressor and Compress PDF reduce pdf size.
Does Compress It! PDF Compressor have ads or in-app purchases?
Compress It! PDF Compressor has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
How many compress pdf reduce pdf size apps are on the App Store?
We track 235+ compress pdf reduce pdf size apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
What does Compress It! do?
Compress It! is a mobile application designed to reduce the file size of your PDF documents. It offers a straightforward process to shrink PDFs, making them easier to share via email or store on your device. The compression is performed directly on your device for enhanced security and privacy.
How does the PDF compression work?
The app uses a simple three-step process: open the app, select your desired compression level, and then choose the PDF file you wish to compress. You can import PDFs from your device's files or directly from other applications. The compression happens quickly and securely on your device.