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Best Modify Documents Apps

249+ iOS apps curated and reviewed

3.5 avg rating
20 free apps
Updated September 2026

If you already know Google Docs, this is the deeper bench. 249+ modify documents apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Modify Documents Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google DocsGoogle DocsFree4.8★ (3.2M)NoYesSep 2026
2Forma: PDF Document EditorForma: PDF Document EditorFree4.7★ (26K)YesYesSep 2026
3pdfFiller: edit PDF documentspdfFiller: edit PDF documentsFree4.4★ (8.5K)NoYesSep 2026
4Documents: Files & DocsDocuments: Files & DocsFree—NoYesSep 2026
5PDF Expert: Editor & ReaderPDF Expert: Editor & ReaderFree4.7★ (216K)NoYesSep 2026
6Word Editor: DOCX DocumentsWord Editor: DOCX DocumentsFree—NoNoJun 2026
7Documents Editor: DocProDocuments Editor: DocProFree—NoYesSep 2026
8DocumentAI: Scan DocumentsDocumentAI: Scan DocumentsFree—NoYesJul 2026

Top Picks for Modify Documents

Google Docs#1

Google Docs by Google

Edit Documents and Collaborate
Editor's Choice
📊 Productivity
4.8😊(3.2M ratings)
FreeIn-App Purchases
#10in Productivity
Google Docs screenshot 1
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Create, edit, and collaborate on documents online in real time. Work together seamlessly with your team, even offline, and access a variety of file types. AI-powered features can help draft and refine content.

What We Love

  • 🚀 Convenient and accessible
  • 👍 Seamless collaboration
  • 🔒 Automatic saving
  • 💡 Offline functionality
  • 👍 Versatile for various uses

Room to Improve

  • 🐛 Laggy performance and input delays
  • 👎 Limited formatting and customization options
  • 🔍 Difficult to organize and navigate documents
  • 👎 Compatibility issues with other platforms
Forma: PDF Document Editor#2

Forma: PDF Document Editor by BPMobile

Form filler: edit files & docs
Strong Contender
📊 Productivity
4.7😞(26K ratings)
FreeAdsIn-App Purchases
#97in Productivity
Forma: PDF Document Editor screenshot 1
Forma: PDF Document Editor screenshot 2
Forma: PDF Document Editor screenshot 3
Forma: PDF Document Editor screenshot 4
Forma: PDF Document Editor screenshot 5
Forma: PDF Document Editor screenshot 6

This AI-powered app allows users to edit, fill, sign, scan, and convert PDF documents. It offers features like text editing, form filling, e-signatures, OCR scanning, and file conversion. An AI assistant can summarize, rewrite, or generate content, and users can create invoices and resumes.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy to use
  • 💡 Useful features like autofill and cloud sync
  • 🚀 Seamless document management

Room to Improve

  • 🐛 Crashes and glitches
  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription
  • 🚫 Limited editing capabilities
pdfFiller: edit PDF documents#3

pdfFiller: edit PDF documents by airSlate, Inc.

Scan, fill, sign,make pdf docs
Worth Considering
💼 Business
4.4😞(8.5K ratings)
FreeIn-App Purchases
#58in Business
pdfFiller: edit PDF documents screenshot 1
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This app transforms your device into a mobile office for managing PDF documents. Edit, eSign, and fill out forms, then share or export them. It offers secure storage and access to millions of templates, with offline capabilities.

What We Love

  • 👍 Easy to use
  • 🚀 Makes virtual work easy
  • 💡 Great customer service/support
  • 👍 Simple and organized
  • 👍 Helpful for PDF management

Room to Improve

  • 🐛 Buggy and glitchy
  • 💰 Expensive subscription
  • 🔒 Concerns about privacy and security
  • 🤥 Misleading/deceptive advertising
  • 🔒 Difficult to cancel subscription
  • 🐛 Issues with saving/exporting documents

More Modify Documents apps to explore

FAQ about Modify Documents

What are the best modify documents apps for iPhone?
Google Docs tops our modify documents apps ranking as of September 2026, with a 4.8-star average from 3.2M App Store ratings, and it's free to download.
Yes — 20 of the top modify documents apps we rank are free to download, including Google Docs and Forma: PDF Document Editor.
Google Docs has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ modify documents apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to create, edit, and collaborate on documents online in real time. You can work with your team, add comments, and even use offline mode to get things done on the go. It supports various file types, including Microsoft Word.
Key features include real-time collaboration with team members, the ability to edit documents even when offline, a library of easy-to-use templates, and support for multiple file types. It also offers AI-powered features for drafting and editing content.