ScanLens vs KyPDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScanLens
This app functions as a mobile document scanner and PDF editor. It allows users to scan physical documents, convert images into PDFs, add digital signatures and stamps, and perform various PDF editing tasks. Features include OCR for text extraction, file compression, and secure password protection.
- Document scanning with edge detection
- Convert photos to PDF
- Digital signatures and custom stamps
- PDF annotation and editing tools
- Text recognition (OCR)
- PDF compression and password protection
- QR code scanning
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ScanLens is a document scanner and PDF editor for iPhone and iPad. Scan documents, convert photos to PDF, add signatures and compress files before sharing. • Document scanner. Scan contracts, receipts, invoices, passports, driver's licenses and business cards. ScanLens automatically detects page edges and corrects perspective. • Photos to PDF. Import photos and combine them into one PDF, or add pages to an existing document. • Sign PDFs. Draw your signature on the screen with your finger, save it and reuse it in other documents. Import an existing signature from a photo or scan it from paper. • Custom stamps. Import a personal or company stamp from a photo, or scan it from paper. Save it and reuse it in other documents. • Annotate PDFs. Highlight text, draw freehand and add arrows, lines, circles or rectangles. Choose colors and line widths. • PDF tools. Merge and split PDFs, reorder pages and add text. • Compress PDFs. Reduce file size by adjusting export quality before sharing. • Text recognition (OCR). Extract text from scans, then copy or edit it. Create searchable PDFs. • Clean up scans. Use Magic Eraser to remove small stains and shadows, or a finger or paper clip at the edge of a page. • QR scanner. Scan QR codes in a dedicated camera mode. Export documents as PDF, JPG, PNG or TXT. Password-protect PDFs and back up documents to iCloud. Scanning and importing documents are free and unlimited. The free version gives you access to the first three pages of each document and adds ScanLens branding to exported files. Premium includes signatures and stamps, PDF merging and splitting, advanced editing, Magic Eraser, searchable PDFs and exports without ScanLens branding. It also includes backups to Google Drive, Dropbox and OneDrive, smart folders and scan workflows. Privacy Policy: https://scanlens.io/privacy Terms of Use: https://scanlens.io/terms EULA: https://scanlens.io/eula
KyPDF
This app offers over 30 offline PDF tools, including conversion to and from Word, Excel, and PowerPoint, editing, signing, and OCR. It prioritizes user privacy by processing all files on the device without requiring an account or internet connection.
- Convert PDF to Word, Excel, PowerPoint
- Edit, sign, compress PDFs
- OCR for searchable PDFs
- Scan documents with camera
- Merge, split, reorder pages
- Password protection and redaction
- Offline functionality
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KyPDF brings more than 30 PDF tools to your iPhone: convert, edit, sign, compress and organize, all done on the device itself. No file is uploaded to any server. There is no account, no login and no ads, and the app collects no data. CONVERT • PDF to Word, PowerPoint and Excel, and back to PDF • HTML to PowerPoint, with editable slides • PDF to PNG or JPG images • Searchable PDF with text recognition (OCR) done on the device • PDF/A for archiving CAPTURE AND CREATE • Scan documents with the camera • Turn photos into a PDF • Create a PDF from text, with bold, italic, lists and alignment, or from Markdown EDIT AND ORGANIZE • Merge, split, reorder, rotate, duplicate and delete pages, with undo • Review each file before a split is saved • Compress to reduce file size • Sign, watermark, header and footer, page numbers and crop • Extract pages and images, 2 or 4 pages per sheet, booklet and grayscale PROTECT • Add or remove a password • Redact: permanently cover sensitive data • Edit or clear metadata READ • Listen to your PDF read aloud MADE FOR IPHONE • Everything works without an internet connection • Light and dark mode • Text that follows the size you set on your iPhone, VoiceOver and Reduce Motion KYPDF PRO Without a subscription you get unlimited use of the scanner, Text to PDF, metadata, read aloud and history, and 3 uses per week of every other tool. KyPDF Pro unlocks the conversions to and from Word, PowerPoint and Excel, HTML to PowerPoint, searchable PDF and PDF/A, and removes the limit on every tool. Monthly or annual subscription, with 1 week free if you have not used the trial yet, or a lifetime purchase (one-time payment). KyPDF works entirely on your device and never uploads your files. Conversions and text recognition reconstruct content and can differ from the original, and redaction and password protection are tools, not a guarantee: check the result before sharing a document that matters. Keep your own backup of anything you cannot afford to lose. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period; manage or cancel in your App Store account settings. Privacy Policy: https://devbertini.github.io/kypdf/privacy/ Terms of Use (EULA): https://devbertini.github.io/kypdf/terms/
Screenshots
Verdict
The clearest difference is update cadence: KyPDF at every 4 days against ScanLens's every 3 weeks. On price, ads, in-app purchases and monetization model 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. ScanLens sells 4 in-app purchases, starting at $4.99 per 7 days and KyPDF sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
ScanLens ships an update every 3 weeks, KyPDF every 4 days. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.
| Parameter | ScanLens | KyPDF |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.4 — better | 18.0 |
| Further details — not scored | ||
| Size | 103 MB | 10 MB |
| Age rating | 4+ | +4 |
| Developer | BitForge Pte. Ltd. | Claudio Bertini Batista |
In-app purchases
ScanLens
- Premium Weekly$4.997 Days
- Premium Monthly7 Days trial$9.991 Month
- Premium Yearly14 Days trial$29.991 Year
- Premium Lifetime$59.99
KyPDF
- Month7 Days trial$0.991 Month
- Lifetime$49.99









