Comparison

OKEN vs PDFScan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OKEN

Digitize any paper document, from receipts to photos, using your phone's camera. Automatically detect edges, crop, and enhance scans for high quality. Organize documents into folders and share them as PDFs or JPEGs.

Highlights
  • Scan documents, receipts, and photos
  • Automatic edge detection and cropping
  • Enhance scan quality
  • Organize documents in folders
  • Share as PDF or JPEG
  • OCR text extraction
Features
Read full description

The Doc Scanner is a PDF document scanner app. You can scan documents, receipts, photos, reports, or anything. Doc scanner app for phone detects the corner of the file that you want to scan for better quality along with you can also crop the part of the document that you want to scan. Use your phone device's camera to photoscan and digitize all kinds of paper documents, receipts, notes, invoices, business cards, certificates, and scan to PDF. Fast scanner app PDF document scan free also has a long tap on an item at the home page to enable selection mode to create multi-page PDF by using mobile scanner free. We have: ◆ Scan Docx: The PDF scan photo scanner is so easy and powerful to use, you’ll say, This is the best free PDF scanner for documents. By having this document scanner PDF scanning app on your phone, you can save your time and efforts by quickly scanning at any time by using the free document scanner HD 2020. Scans are saved to your device in image or PDF format by using a free pdf scanner and a camera scanner HD PDF scan. ◆ Scan ID Card: An ID scanner scans ID cards, passports, driving licenses, visas, and other identity documents in just a few seconds and saves them into the device by using an ID scanner & Doc scanner. ◆ Scan Book: Free scanner app for documents that can be used to scan books, novels, magazines, and scan to PDF by using a page scanner, saved to your device in image or PDF format by using a Doc scanner app for phone. ◆ Scan ID Photo: Photo scan that lets you scan and save your favorite photos by using a photo scanner app and PDF scanner document scan OCR. Digitize your photos with picture scanner & OCR scanner and save the photo to PDF by using a photo scan and PDF scanning app. Feature of PDF Scanner App - Free Document Scanner & Scan PDF: • Scan your document. • Page edges are detected automatically. • Set page sizes for PDF (Letter, Legal, A4, and more) • Share PDF/JPEG files. • Print and fax the scanned doc directly from the app • Automatically document edge recognition and perspective correction. • Photoscan enhance the scan quality automatically and manually. • Arrange your docs in folders and subfolders with the CS scanning app. • Scanner app free for documents and photos scanning. • PDF creator can create PDF in different sizes from A1 to A-6 and like postcards, letters, notes, etc. • Extract texts from Image OCR, transfer image to text so you can search, edit or share. • Multi-page PDF and scan to PDF by using the PDF document scanner app. • Scan & print documents with a free scanner app. • Fast scanner and digital scanner manages your files, to organize your documents better. • Using the picture to PDF converter you can select some image from an Image Gallery and convert it into a PDF file as a document. • Free document scanner app for phone free download share Docx in PDF or JPEG format with your contacts. How to scan: 1. Choose the Camera as an OCR scanner or pick photos from the gallery. 2. Crop it by using 8 points multi selection tool. 3. Enhance the quality of an image by applying filters. 4. Export to PDF or JPEG if required. PDF Scanner App - Free Document Scanner & Scan PDF Scanner 2023 is recommended for you and the best scanning app that saves your time and money by using a fast scan. Suggested for you to give us feedback and tell us what you think about PDF Scanner App - Free Document Scanner & Scan PDF app to develop a good next version! Get unlimited access to all premium files media storage Subscribe Monthly Doc Scanner Pro at $1.99 and Yearly Doc Scanner Pro at $9.99 to use ads free versions of the premium app which can cancel anytime. • Privacy Policy: https://sites.google.com/view/aditya-sharma-privacy • Terms of Service: https://sites.google.com/view/aditya-sharma-termsofuse You might like it. Download now

About

PDFScan

Features
Read full description

Scan anything into a clean PDF — then actually work with it. PDFScan turns your camera into a document scanner: automatic edge detection, perspective correction, and sharp output in seconds. Everything happens on your device. No account, no sign-in, nothing uploaded. Perfect for receipts, invoices, contracts, ID copies, school notes and paperwork. SCAN • Automatic edge detection and perspective correction • Capture several pages in one pass • Import photos from your library • Low, medium and high quality presets, so files stay small enough to email EDIT PAGES • Reorder, rotate, duplicate or delete pages • Add pages by scanning or from your photos • Rename a document and rebuild the PDF • Undo while you work READ PDFs • Open any PDF, including ones sent from Files, Mail or the share sheet • Scroll and pinch to zoom • Import PDFs into your library to keep everything together EXTRACT TEXT • On-device text recognition pulls the words out of a scan • Copy the text, or share it as a .txt file • Works offline — no image ever leaves your device SHARE • Merge several documents into a single PDF • Export pages as JPEG or PNG • Send anywhere through the standard share sheet, including WhatsApp, Mail and Messages PRIVATE BY DESIGN Your documents stay in the app's own storage on your device. There is no account, no cloud sync, and nothing is uploaded for processing. FREE, WITH AN OPTIONAL UPGRADE Everything above is free. PDFScan Pro removes the ads and the small "Scanned with PDFScan" credit printed in the bottom margin of generated PDFs, available as a monthly subscription or a single one-time purchase. Prefer to stay free? Watch one optional short video, or share the app with a friend, to hide ads for an hour. Nothing is taken away if you stay on the free tier. PDFScan Pro is available as a $0.99 per month auto-renewing subscription, or as a $4.99 one-time purchase. Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel it at any time in your Apple ID settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/elviskirui/Privacy-Policy-for-PDFScanner-362d665fdb86800e95f9d402e4e5d974

Screenshots

OKEN4 screens
PDFScan4 screens

Verdict

The call

The clearest difference is in-app purchases: PDFScan at none against OKEN's 2. PDFScan also leads on update cadence (every 3 weeks vs every 6 months). OKEN's advantage is iOS requirement (13.0 vs 15.1). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OKEN sells 2 in-app purchases, starting at $1.99 per month. PDFScan asks for nothing beyond the download.

UpkeepUpdate frequency

OKEN ships an update every 6 months, PDFScan every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
OKEN versus PDFScan: the parameters behind the verdict, then further details
ParameterOKENPDFScan
PriceFreeFree
Rating4.8 (6 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size21 MB40 MB
Age rating4+4+
DeveloperAditya SharmaAnn ANN WAMBUI NJUGUNA

In-app purchases

2 purchases

OKEN

Subscriptions2
  • Premium Access Monthly$1.991 Month
  • Premium Access Yearly7 Days trial$9.991 Year
None

PDFScan

No in-app purchases

Questions

Is OKEN free?
OKEN is free to download, with in-app purchases available.
Is PDFScan free?
PDFScan is free to download, with no in-app purchases.
Do OKEN or PDFScan have ads?
Both OKEN and PDFScan show ads.
Which is updated more often, OKEN or PDFScan?
OKEN ships an update every 6 months, and PDFScan every 3 weeks. Most recently, OKEN was updated on November 3, 2026 and PDFScan on October 31, 2026.

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