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Best PDF Resizer Apps

236+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Whether you're new to pdf resizer or looking for an upgrade, our curated collection of 236+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for PDF Resizer

PDF Compressor : Compress PDF#1

PDF Compressor : Compress PDF by Vishalbhai Vaghasiya

Compress PDF - PDF Compressor
Editor's Choice
🔧 Utilities
4.7😞(650 ratings)
FreeAds
PDF Compressor : Compress PDF screenshot 1
PDF Compressor : Compress PDF screenshot 2
PDF Compressor : Compress PDF screenshot 3

Reduce the size of your PDF documents with this easy-to-use tool. Select your file, choose the desired output quality, and compress your PDFs with a single tap. Save disk space and speed up uploads and downloads.

What We Love

  • 🚀 Fast and efficient compression
  • 👍 Simple and easy-to-use interface
  • 💰 Free to download and use
  • ✅ Effective file size reduction

Room to Improve

  • 📢 Excessive and intrusive advertisements
  • 🐛 Frequent app crashes and glitches
  • ❌ File compression increases size instead of reducing it
Acrobat Reader: PDF Editor#2

Acrobat Reader: PDF Editor by Adobe Inc.

Documents Editor & Converter
Strong Contender
💼 Business
4.7😞(628K ratings)
FreeAdsIn-App Purchases
#2in Business
Acrobat Reader: PDF Editor screenshot 1
Acrobat Reader: PDF Editor screenshot 2
Acrobat Reader: PDF Editor screenshot 3
Acrobat Reader: PDF Editor screenshot 4
Acrobat Reader: PDF Editor screenshot 5
Acrobat Reader: PDF Editor screenshot 6

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
Adobe Scan: PDF & OCR Scanner#3

Adobe Scan: PDF & OCR Scanner by Adobe Inc.

Mobile Docs & Photo Converter
Worth Considering
💼 Business
4.9😊(1.6M ratings)
FreeAdsIn-App Purchases
#8in Business
Adobe Scan: PDF & OCR Scanner screenshot 1
Adobe Scan: PDF & OCR Scanner screenshot 2
Adobe Scan: PDF & OCR Scanner screenshot 3
Adobe Scan: PDF & OCR Scanner screenshot 4
Adobe Scan: PDF & OCR Scanner screenshot 5
Adobe Scan: PDF & OCR Scanner screenshot 6

Transform your mobile device into a powerful document scanner. Easily convert paper documents, receipts, and IDs into professional-looking PDFs or JPEGs. Enhance scans with automatic straightening, stain removal, and editable text conversion.

What We Love

  • 🚀 Easy to use
  • 👍 Intuitive interface
  • 🚀 Quick scanning
  • 👍 Convenient for on-the-go

Room to Improve

  • 🐛 Occasional crashes or freezes
  • 🐛 Issues with auto-cropping and alignment
  • 🔒 Privacy concerns around cloud storage

More PDF Resizer apps to explore

4
PDF it All Document Converter
PDF it All Document Converter
PDF it All Document Converter
Compress PDF Photos,Files,Word
Free

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.

Compress PDF filesConvert Office, Web, Photos to PDFEdit PDF pages (remove, rotate)
📊 Productivity
(7.9K)
free with in-app purchases
5
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
Edit, Sign, Convert Documents
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
(215K)
free with in-app purchases
6
Photo to PDF Converter Scanner
Photo to PDF Converter Scanner
Photo to PDF Converter Scanner
Picture to PDF Maker App
Free

Easily convert your photos and pictures into PDF documents. This app allows you to select existing images or take new ones with your camera, then transform them into PDF files with customizable page settings. Share your created PDFs via email, cloud storage, or other applications, and even print them directly.

Convert photos to PDFCreate PDF from cameraCustomize page margins, orientation, and size
💼 Business
(35K)
free
7
PDF Photos
PDF Photos
PDF Photos
Picture to PDF Converter
Free

Easily convert your photos into professional-looking PDFs. Customize layouts, add branding elements like headers and footers, and control file size for efficient sharing. Save and share your documents across various cloud services or directly via email and printing.

Convert photos to PDFCustomizable photo layoutsAdd cover pages, headers, and footers
💼 Business
(14K)
free with in-app purchases
8
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
For Work, Study & E-Signing
Free

Edit, convert, annotate, and sign PDF documents on the go. This app offers tools to scan, merge, split, compress, and protect your files, enhancing productivity for work and study.

Scan documents to PDFConvert JPG/Office to PDFEdit and annotate PDFs
📊 Productivity
(50K)
freemium
9
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
10
The Document Converter
The Document Converter
The Document Converter
Convert to PDF, DOCX, JPG, etc
Free

Effortlessly transform files into various document and image formats like PDF, DOCX, and JPG. Simply select your input, choose the desired output, and convert in seconds. Save, share, or open your converted files directly in other applications.

Convert to PDF, DOCX, JPG, TXT, and moreSupports dozens of input formatsSave, share, or open converted files
🔧 Utilities
(5.9K)
freemium
11
Smallpdf: Scanner & PDF Editor
Smallpdf: Scanner & PDF Editor
Smallpdf: Scanner & PDF Editor
compress, convert, ocr, sign
Free

This app offers a comprehensive suite of tools to manage PDF documents. Easily convert, edit, compress, sign, merge, and scan PDFs using your mobile device. It also features OCR technology to convert scanned documents into editable text.

Convert PDFs to Word, Excel, PPT, JPG, PNGEdit PDFs with text, images, and annotationsCompress PDFs to reduce file size
📊 Productivity
(6.8K)
free with in-app purchases
12
PDFelement: PDF Editor, Viewer
PDFelement: PDF Editor, Viewer
PDFelement: PDF Editor, Viewer
Edit,read,sign,annotate pdf
Free

This application offers comprehensive PDF management, including advanced editing, AI-powered summarization and translation, and efficient scanning with OCR. It helps organize, convert, and secure documents for work, study, and personal use.

AI Chat with PDFScan and OCRPDF to Office Conversion
📊 Productivity
(7.5K)
free with in-app purchases
13
pdf compressor & compress pdf
pdf compressor & compress pdf
pdf compressor & compress pdf
Offline compress PDF documents
Free

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.

Offline PDF compressionAdjustable compression qualityBulk PDF compression
💼 Business
(147)
free with in-app purchases
14
PDF Compressor: Size Reduce
PDF Compressor: Size Reduce
PDF Compressor: Size Reduce
PDF Compress & Reduce Size
Free

Easily reduce the size of your PDF files with this utility app. It offers a range of tools to compress, edit, and convert PDFs, saving you disk space and improving upload/download speeds. Features include OCR, merging, page removal, and security options.

Compress PDF filesOCR and Text RecognitionMerge and split PDFs
🔧 Utilities
(54)
free with in-app purchases
15
PDF Compressor - Compress PDF
PDF Compressor - Compress PDF
PDF Compressor - Compress PDF
Compress PDF - PDF Compressor
Free

Reduce the size of your PDF files to save storage space and speed up uploads and downloads. This app allows you to compress PDFs with a single tap, making them easier to manage and share.

Compress PDF file size easilyReduce PDF size within secondsSmart and easy to use interface
🔧 Utilities
(523)
free with in-app purchases
16
PDF Compressor - Reduce Size
PDF Compressor - Reduce Size
PDF Compressor - Reduce Size
compress & make PDF smaller
Free

Reduce the size of your PDF documents without sacrificing quality. Optimize PDFs for storage, sharing, and faster loading. Effortlessly manage and share your compressed files anywhere.

Efficient PDF compressionRetain document qualityUser-friendly file management
🔧 Utilities
(80)
free with in-app purchases
17
Compress Photos, Resize Image
Compress Photos, Resize Image
Compress Photos, Resize Image
Photo Size Compressor, Resizer
Free

Easily compress and resize your photos without sacrificing quality. Optimize images for storage, sharing, or web use with batch processing and a simple interface. Manage your photo library efficiently.

Compress photos without quality lossResize pictures to custom dimensionsBatch process multiple images
🔧 Utilities
(143)
subscription
18
CamScanner - PDF Scanner App
CamScanner - PDF Scanner App
CamScanner - PDF Scanner App
Сканер текста,фото,файлов PDF
Free

Transform your mobile device into a powerful portable scanner. Instantly scan, edit, and share documents in various formats like PDF, JPG, Word, and TXT. Features include OCR, e-signatures, and secure file management.

Mobile document scanningText recognition (OCR)PDF conversion
📊 Productivity
(1.8M)
free with in-app purchases
19
pdfFiller: edit PDF documents
pdfFiller: edit PDF documents
pdfFiller: edit PDF documents
Scan, fill, sign,make pdf docs
Free

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.

Edit PDF documentsEsign and fill out formsShare and collaborate on documents
💼 Business
(7.6K)
free with in-app purchases
20
PDF Converter . Convert to PDF
PDF Converter . Convert to PDF
PDF Converter . Convert to PDF
Convert PNG Image Photo to PDF
Free

Easily convert various file formats, including images, Word documents, and text files, to PDF and vice versa. This app offers a simple, intuitive interface for quick document transformations, with features like offline conversion and secure processing.

Convert JPG, PNG, Word, TXT to PDFConvert PDF to WordImage to PDF conversion
💼 Business
(2.2K)
subscription