Best Modify Documents Apps

250+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated August 2026

If you already know Google Docs, this is the deeper bench. 250+ modify documents apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Modify Documents Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google DocsGoogle DocsFree4.8★ (3.2M)NoYesAug 2026
2pdfFiller: edit PDF documentspdfFiller: edit PDF documentsFree4.4★ (8.5K)NoYesAug 2026
3Forma: PDF Document EditorForma: PDF Document EditorFree4.7★ (26K)YesYesAug 2026
4PDF Expert: Editor & ConverterPDF Expert: Editor & ConverterFree4.7★ (216K)NoYesAug 2026
5PDF Fill & Sign. Editor FillerPDF Fill & Sign. Editor FillerFree4.6★ (6.5K)NoYesAug 2026
6PDF Editor ®PDF Editor ®Free4.5★ (28K)NoYesAug 2026
7Easy DocumentEasy DocumentFreeYesNoMay 2026
8Anyscan - easy scan documentsAnyscan - easy scan documentsFreeYesYesMay 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
#11in Productivity
Google Docs screenshot 1
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Google Docs screenshot 4

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

Room to Improve

  • 🐛 Laggy performance and input delays
  • 👎 Limited formatting and customization options
  • 🔍 Difficult to organize and navigate documents
pdfFiller: edit PDF documents#2

pdfFiller: edit PDF documents by airSlate, Inc.

Scan, fill, sign,make pdf docs
Strong Contender
💼 Business
4.4😞(8.5K ratings)
FreeIn-App Purchases
#47in Business
pdfFiller: edit PDF documents screenshot 1
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pdfFiller: edit PDF documents screenshot 3
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pdfFiller: edit PDF documents screenshot 5
pdfFiller: edit PDF documents screenshot 6

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

Room to Improve

  • 🐛 Buggy and glitchy
  • 💰 Expensive subscription
  • 🔒 Concerns about privacy and security
Forma: PDF Document Editor#3

Forma: PDF Document Editor by BPMobile

Form filler: edit files & docs
Worth Considering
📊 Productivity
4.7😞(26K ratings)
FreeAdsIn-App Purchases
#86in Productivity
Forma: PDF Document Editor screenshot 1
Forma: PDF Document Editor screenshot 2
Forma: PDF Document Editor screenshot 3
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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

More Modify Documents apps to explore

4
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
Edit, Read, Scan・Sign Document
Free

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

Edit PDF text and imagesAnnotate and highlight PDFsFill out PDF forms
📊 Productivity
(216K)
free with in-app purchases
5
PDF Fill & Sign. Editor Filler
PDF Fill & Sign. Editor Filler
PDF Fill & Sign. Editor Filler
Document Reader and Signer
Free

Streamline document management with this app. Easily sign, fill, edit, and share PDFs on the go. Say goodbye to printers and scanners and embrace digital productivity.

Scan documentsE-sign documentsFill out forms
💼 Business
(6.5K)
subscription
6
PDF Editor ®
PDF Editor ®
PDF Editor ®
Edit, Reader Converter Maker 7
Free

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.

Edit PDF filesSign documentsConvert scanned papers to PDF
💼 Business
(28K)
free with in-app purchases
7
Easy Document
Easy Document
Easy Document
by Fazilat Chanda
Free
📊 Productivity
(0)
8
Anyscan - easy scan documents
Anyscan - easy scan documents
Anyscan - easy scan documents
Easily scan documents
Free
📊 Productivity
(0)
9
Word Editor: Office Documents
Word Editor: Office Documents
Word Editor: Office Documents
Edit & Read Document
Free
💼 Business
(0)
10
Word Editor: DOCX Documents
Word Editor: DOCX Documents
Word Editor: DOCX Documents
DocX Editor: Write & Edit Word
Free
📊 Productivity
(0)
11
DocuSwitch
DocuSwitch
DocuSwitch
by HONGKONG SANYOU INDUSTRY LIMITED
Free

Instantly convert documents between PDF, Word, Excel, Text, and Image formats while preserving original formatting. Your data remains secure with encrypted files that are automatically deleted after processing. Enjoy batch conversions and seamless workflow flexibility to break free from format limitations.

Multi-format document conversionPreserves original formattingSecure file encryption
🔧 Utilities
(1)
ad-supported
12
AI PDF - PDF EDITOR & SCAN
AI PDF - PDF EDITOR & SCAN
AI PDF - PDF EDITOR & SCAN
Edit documents via chat
Free

Transform your phone into an intelligent document assistant. Scan, edit, and organize documents using AI chat commands. Protect sensitive files with a private vault and export professional, watermark-free documents.

AI-powered document scanning and reconstructionIntuitive PDF editing via chat interfaceSave and insert reusable assets (signatures, stamps)
📊 Productivity
(1)
subscription
13
PdfPropertiesEditor
PdfPropertiesEditor
PdfPropertiesEditor
Easily edit PDF metadata.
Free
💼 Business
(0)
14
PDF Master Pro
PDF Master Pro
PDF Master Pro
Edit Without Limits
Free
🔧 Utilities
(0)
15
OmniDocs Edit documents
OmniDocs Edit documents
OmniDocs Edit documents
Word, PDF, xls & Scanner
Free
📊 Productivity
(0)
16
Modysign: Sign & Edit PDFs
Modysign: Sign & Edit PDFs
Modysign: Sign & Edit PDFs
Scanner, signature, converter
Free
📊 Productivity
(0)
17
PDF Editor: Secure & Offline
PDF Editor: Secure & Offline
PDF Editor: Secure & Offline
Edit, Scan & Convert Privately
Free
$0.99 | 100% OFF

Edit, scan, combine, and convert documents privately on your device. This app processes all your files locally, requiring no account or cloud uploads. Work confidently with sensitive documents, even offline.

Local document processingEdit and organize PDFsScan paper documents
🔧 Utilities
(2)
free
18
Docsmith: Edit PDF Text
Docsmith: Edit PDF Text
Docsmith: Edit PDF Text
Scan, Sign, OCR — On Device
Free
📊 Productivity
(0)
19
DOCX Reader: Doc & PDF View
DOCX Reader: Doc & PDF View
DOCX Reader: Doc & PDF View
Open PDF, TXT, RTF & Office
Free
💼 Business
(0)
20
doc-it mobile
doc-it mobile
doc-it mobile
by Donald Mkhomole
Free
📊 Productivity
(0)

FAQ about Modify Documents

What are the best modify documents apps for iPhone?
Google Docs tops our modify documents apps ranking as of August 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 pdfFiller: edit PDF documents.
Google Docs has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ modify documents apps on the iOS App Store as of August 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.