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Best apps like UltraScanner: Sign PDF and Doc

34+ similar apps compared and reviewed

4.8 avg rating
10 free apps
Updated September 2026
UltraScanner: Sign PDF and Doc
💼 Business
📊 Productivity

UltraScanner is great, but it's not the only option. Explore 34+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to UltraScanner

Scanner Pro - Scan to PDF#1

Scanner Pro - Scan to PDF by Readdle Technologies Limited

Sign, Convert & Send Documents
Editor's Choice
💼 Business
4.9😐(335K ratings)
FreeIn-App Purchases
#30in Business
Scanner Pro - Scan to PDF screenshot 1
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Scanner Pro - Scan to PDF screenshot 3
Scanner Pro - Scan to PDF screenshot 4
Scanner Pro - Scan to PDF screenshot 5
Scanner Pro - Scan to PDF screenshot 6

Transform your device into a powerful scanner for documents, receipts, and IDs. Convert images to PDFs, organize your files with smart features, and share them easily. Includes OCR and QR code scanning for enhanced productivity.

What We Love

  • 🚀 Excellent scanning quality
  • 👍 Easy to use and intuitive
  • 💾 Seamless cloud integration
  • 🌟 Consistently great over the years
  • 🔍 Accurate edge detection and cropping
  • 🖼️ Enhances image quality and clarity

Room to Improve

  • 🐛 Crashes and stability issues
  • ⚠️ Unreliable cloud sync and file management
  • 🔍 Struggles with low-quality or angled documents
  • 💤 Slow performance with large documents
  • 🙅‍♀️ Intrusive advertising and upselling
PDF Document Scanner App °#2

PDF Document Scanner App ° by Relentless Consulting, Inc

The PDF Converter Photo to PDF
Strong Contender
💼 Business
4.6😞(6.3K ratings)
FreeIn-App Purchases
PDF Document Scanner App ° screenshot 1
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PDF Document Scanner App ° screenshot 4
PDF Document Scanner App ° screenshot 5
PDF Document Scanner App ° screenshot 6

Easily scan and save any text document, from contracts to receipts, directly to your phone. Combine images into PDF files, edit them, and even sign or fax them. Share and print your scanned documents with ease.

What We Love

  • 👍 Reliable scanning functionality
  • 💡 Versatile document editing features
  • 🚀 Fast and efficient performance

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Difficulty unsubscribing
  • 🐛 Frequent scanning failures
Photo to PDF Convert Scanner +#3

Photo to PDF Convert Scanner + by JatApp LLC

Scan Document, Image, Receipt
Worth Considering
💼 Business
4.6😞(26K ratings)
FreeAdsIn-App Purchases
Photo to PDF Convert Scanner + screenshot 1
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Photo to PDF Convert Scanner + screenshot 6

Transform your phone into a portable scanner to digitize documents, receipts, and images. Convert scanned content to various formats, extract text using OCR, and manage your files efficiently. Secure your documents with advanced features.

What We Love

  • 👍 Quick and easy scanning
  • 📁 Convenient document organization
  • 🔍 Useful OCR functionality
  • 🚀 Efficient for work and studies
  • 🔒 Secure file storage

Room to Improve

  • 💰 Expensive subscription model
  • 🔓 Misleading free trial
  • 🐛 Buggy performance issues
  • 🙅‍♀️ Limited free features
  • 📤 Difficulty unsubscribing

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4
Scanner App. JPG, Photo to PDF
Scanner App. JPG, Photo to PDF
Scanner App. JPG, Photo to PDF
Convert on iPhone, Documents
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Transform your device into a powerful mobile scanner. Easily capture, edit, and share documents, receipts, and notes as high-quality PDF or JPG files. Features include OCR, handwriting recognition, and cloud integration.

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Transform paper documents into professional PDFs in seconds. This app offers AI-powered scanning, comprehensive PDF editing tools, and OCR text recognition. Securely manage, convert, and share your files across devices.

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iScanner: PDF Document Scanner
iScanner: PDF Document Scanner
iScanner: PDF Document Scanner
Scan Photos, Papers with OCR
Free

This app is a powerful mobile scanner and document manager. It uses AI to create high-quality, distortion-free scans of various documents, which can then be edited, organized, and exported in multiple formats. It also offers OCR and AI chat features for enhanced document interaction.

AI-powered document scanningOCR text recognitionDocument editing and markup
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Adobe Scan: PDF & OCR Scanner
Adobe Scan: PDF & OCR Scanner
Adobe Scan: PDF & OCR Scanner
Text Document, Photo Converter
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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.

High-speed bulk scanningConvert paper to PDF/JPEGAutomatic straightening
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Scanner Vault: PDF & OCR Scan
Scanner Vault: PDF & OCR Scan
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Easily scan paper documents, receipts, and more using your device's camera or existing photos. Convert scans to editable text with OCR technology, manage and share PDFs, and print your documents.

Smart page detectionScan to PDFOCR text conversion
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Scanner App: Genius Scan
Scanner App: Genius Scan
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This app transforms your mobile device into a powerful document scanner. It automatically detects, crops, and enhances paper documents, allowing you to export them as multi-page PDFs. Organize, secure, and share your scanned files with advanced features.

Smart document detection and croppingBatch scanning for multiple pagesPDF creation and editing
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Doc Scan - PDF Scanner
Doc Scan - PDF Scanner
Doc Scan - PDF Scanner
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Transform your device into a portable scanner and PDF editor. Easily capture documents, extract text with OCR, fill forms, sign, and share in various formats. Organize, secure, and even fax your files.

High-quality scanning with auto-detectionOCR text extraction (TXT, DOCX)Edit, annotate, and sign PDFs
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