OCR Scanner vs RobustScanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OCR Scanner
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If you have a scanner, Camera Scanner - PDF Creator makes it easy to scan documents and pictures and save them where you'd like. Camera Scanner - PDF Creator is a tool that lets you convert any printed document to a PDF file, all on your iPhone device. OCR Scanner - PDF Scanner App, Document Scan & Edit with OCR. Scan document into clear & sharp Image/PDF, to email, print or save to cloud. Camera Scanner Service: - Free Mobile Scanner - Dedicated multipage scanning mode - Automatic capture of your documents - OCR Scanner - Extract Texts from Image - Discreet modes for whiteboard and business card scanning - Smart auto enhancing and cropping for clear and sharp image quality - E-signature to sign contracts and share - Easily share documents in PDF or JPEG format - Passcodes or password protection for important documents Document Scanner is a handy scanner app that will turn your iPhone or iPad into powerful mobile scanner. Easily scan, save and share any document in PDF or JPEG format. * Mobile Scanner Use your phone camera to scan receipts, notes, invoices, article, business cards, certificates, etc. * Auto edge cropping Capture document by phone, remove busy background, generate high resolution JPEG or PDF file with PDF Scanner App. * Optimize Scan Quality Smart cropping and auto enhancing make the texts and graphics look clear and sharp. * Doc Scanner - Phone PDF Creator Upload & Sign Docs using Camera Scanner. Document Scanner for iPhone. Document eSign is the most widely used eSignature and Digital Transaction Management platform in the world. PDF Scanner App offers unlimited free signing as well as upgrade options for your business needs. * Share PDF/JPEG Files Easily share documents in PDF or JPEG format with others via email attachment and social media. Save sacans to Camera Roll * AirPrint Documents Instantly print out document in Document Scanner with nearby printer via AirPrint. * Cloud Storage Share and upload scanned documents to Google Drive & Dropbox. Cam Scan users scan and manage: * Bill, Invoice, Contract, Tax Roll, Business Card… * Whiteboard, Memo, Script, Letter… * Blackboard, Note, PPT, Book, Article… * Credential, Certificate, Identity Document, Painting… Mobile Scanner, Easy Scan & Share. Office documents snapshot & Smart image doc management. High-resolution scan & image editor available. Hand-written annotation & Customizable watermark eSign generation.
RobustScanner
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RobustScanner is a completely free iOS scanning tool designed to turn your phone into a powerful portable scanner. Whether you need to scan documents, extract text, translate content, or recognize card information, RobustScanner provides efficient and convenient solutions. Below are the app’s main features and characteristics: Main Features 1. Photo Recognition Users can take photos to capture document images for upload. The app will automatically perform OCR text recognition to accurately extract and display the content. 2. Album Upload Supports selecting existing images from the phone’s album for text extraction. Quickly recognizes text in images with simple operations, suitable for various scenarios. 3. Document Scanning After opening the camera, the app automatically detects document areas and captures the image. Users can then manually adjust parameters such as angle on the image adjustment page. Clicking "Save" stores the scanned document as an image in the album. Alternatively, users can choose to save it as a PDF on the results page, with text automatically extracted from the document. 4. PDF Text Extraction Supports selecting PDF files from the phone’s storage for text extraction. 5. Translation • Image Translation: Upload images by taking a photo or selecting from the album. The app automatically detects the language in the image and translates it into the target language. • Input Translation: Supports manual text input or voice input. Automatically detects the input language and translates it into the user’s chosen target language. Supports multiple languages, including Chinese, English, Russian, Japanese, Korean, French, Spanish, and more. 6. Card Scanning Users can manually click the camera button to upload an image. After upload, the app automatically recognizes text information on the card. 7. QR Code Scanning A QR code button is located in the top-right corner of the home page. Click to enter scan mode, which supports both QR code and barcode scanning. 8. History Records All scanning and processing results are saved as history records after clicking "Save" on the results page. Users can manage these records in the history section, which includes a search function filtered by record type for easy retrieval. 9. Settings and Personalization • Dark Mode: Provides a comfortable nighttime experience. • Follow System Language: Enabled by default. The app automatically detects the phone’s system language during startup and initializes in the appropriate language to enhance user experience. • App Language: Currently supports Chinese, English, and Russian. It can also follow the system language. If the system language is not one of these, the app defaults to English. • OCR Recognition Model: Users can select a suitable OCR model to improve text extraction accuracy. • Help and Feedback: Includes built-in help and feedback pages. The help page aims to improve the user experience, while the feedback page allows us to listen to user opinions, whether positive or negative. Other settings options are available to optimize the user experience. For specific features, please refer to the in-app help page. Features and Advantages • Simple Operation: Intuitive interface design suitable for all users. • Efficient and Accurate: Automatic edge detection, image enhancement, and intelligent extraction technology ensure clear and precise results. • Multifunctional Integration: Combines scanning, text extraction, translation, and card recognition to meet diverse needs. • Flexible Sharing: Supports sharing scan results via email and cloud storage. RobustScanner is an indispensable tool for your daily work, study, and life. Download it now to experience efficient and convenient all-in-one scanning services!
Screenshots
Verdict
The clearest difference is ads: RobustScanner at none against OCR Scanner's shown. RobustScanner also leads on update cadence (every 2 months vs every 4 months). OCR Scanner's advantage is iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OCR Scanner ships an update every 4 months, RobustScanner every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | OCR Scanner | RobustScanner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 38 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Shreyaskumar Patel | Chengdu Daiyu Ledong Technology Co., Ltd |
In-app purchases
OCR Scanner
No in-app purchases
RobustScanner
No in-app purchases
Questions
Is OCR Scanner free?
Is RobustScanner free?
Do OCR Scanner or RobustScanner have ads?
Which is updated more often, OCR Scanner or RobustScanner?
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