Best Nitro PDF Apps

248+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated August 2026

Looking for free nitro pdf apps? 18 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Nitro PDF Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nitro PDF Pro: Read & EditNitro PDF Pro: Read & EditFree3.9★ (158)NoYesSep 2026
2Acrobat Reader: PDF EditorAcrobat Reader: PDF EditorFree4.6★ (651K)NoYesSep 2026
3PDF Editor ®PDF Editor ®Free4.5★ (28K)NoYesSep 2026
4PDF Converter&Editor - PDF ZenPDF Converter&Editor - PDF ZenFree4.7★ (109)YesNoSep 2026
5PDF Converter - Reader for PDFPDF Converter - Reader for PDFFree4.5★ (18K)YesYesSep 2026
6Foxit PDF EditorFoxit PDF EditorFree4.5★ (4.8K)NoYesSep 2026
7Lumin: View, Edit, Share PDFLumin: View, Edit, Share PDFFree4.5★ (892)YesNoSep 2026
8Ezy PDFEzy PDFFree4.5★ (2.7K)YesYesSep 2026

Top Picks for Nitro PDF

Nitro PDF Pro: Read & Edit#1

Nitro PDF Pro: Read & Edit by Nitro Software, Inc.

Fill, Sign & Secure
Editor's Choice
📊 Productivity
3.9(158 ratings)
FreeIn-App Purchases
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Edit, read, sign, and secure PDF documents on your iOS device. This powerful yet lightweight app allows for on-the-go productivity with features like text editing, annotation, form filling, and cloud syncing.

Acrobat Reader: PDF Editor#2

Acrobat Reader: PDF Editor by Adobe Inc.

Documents Converter & Signer
Strong Contender
💼 Business
4.6😞(651K ratings)
FreeIn-App Purchases
#2in Business
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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 We Love

  • 🚀 Fast and efficient
  • 🔒 Secure document storage
  • 👍 Convenient for reading and annotating PDFs
  • 👍 Useful for students and professionals

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔒 Overly intrusive login requirements
  • 💰 Expensive subscription model
  • 👎 Counterintuitive user interface changes
  • 🔍 Poor search and organization features
PDF Editor ®#3

PDF Editor ® by SMM service, s.r.o.

Edit, Reader Converter Maker 7
Worth Considering
💼 Business
4.5😞(28K ratings)
FreeIn-App Purchases
#39in Business
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Edit, sign, and convert PDF documents directly from your mobile device. Scan physical papers into editable PDFs, annotate text, and fill out forms on the go. All your documents are stored locally for privacy and can be easily shared.

What We Love

  • 👍 User-friendly
  • 💡 Useful for editing PDFs on the go
  • 🚀 Easy to navigate

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 💰 Expensive subscription model
  • 🔒 Concerns about data privacy
  • 🔍 Limited functionality in free version

More Nitro PDF apps to explore

FAQ about Nitro PDF

What are the best nitro pdf apps for iPhone?
Nitro PDF Pro: Read & Edit tops our nitro pdf apps ranking as of August 2026, with a 3.9-star average from 158 App Store ratings, and it's free to download.
Yes — 18 of the top nitro pdf apps we rank are free to download, including Nitro PDF Pro: Read & Edit and Acrobat Reader: PDF Editor.
Nitro PDF Pro: Read & Edit has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ nitro pdf apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Nitro PDF Pro allows you to edit PDF text, add notes and comments, fill and save PDF forms, sign and share documents, and protect PDFs with passwords. You can also merge multiple documents, organize PDFs into folders, and rearrange pages.
You can secure your PDF documents by setting password protection to keep your data and confidential information safe. The app also allows you to set the required level of document encryption for added security.

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