Comparison

Doc Scanner vs Scan to PDF

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

Head to head
About

Doc Scanner

Transform your mobile device into a powerful document scanner. Easily capture, enhance, and share documents as high-resolution images or PDFs. Add signatures and annotations for professional document management.

Highlights
  • Mobile document scanning
  • Auto edge cropping and enhancement
  • Add signatures and annotations
  • Extract text with OCR
  • Share as PDF/JPEG
  • Intelligent image management
Read full description

Scan docs into clear & sharp image/PDF, to email, fax, print, or save to share The "Doc Scanner: PDF Add signature" is a PDF document scanner app. You can scan documents, receipts, photos, reports, or anything. Mobile document scanner, Easy Scan, add signature & Share. Office documents snapshot & Intelligent image doc management. A high-resolution scan & image editor is available. Hand-written annotation & Customizable watermark eSign generation. Available on iOS. If you have a scanner, this app makes it easy to scan documents and pictures and save them where you'd like. Whether you're scanning a photo from the flatbed or scanning multiple pages by using a document feeder, the Scan app is the perfect assistant. "Auto edge cropping" Capture document by phone, remove busy background, generate high-resolution JPEG or PDF file with your signature "Share and Help" Share with your friends by collaborating, or via email, WhatsApp, WeChat or and via the link to other social networks "Doc Scanner: PDF Add signature" Upload & Sign Docs, Certificate Scanner for iPhone. Document eSign is the most widely used eSignature and Digital Transaction Management platform in the world. Our app offers unlimited free signing as well as upgrade options for your business needs. Change the way you do business today! Features: *Free Mobile Scanner Use your phone camera to scan receipts, notes, invoices, whiteboard discussions, business cards, certificates, etc. *Optimize Scan Quality Smart cropping and auto enhancing make the texts and graphics look clear and sharp. *Advanced Editing Making annotations or adding customized watermark on docs are made available for you. *Extract Texts from Image OCR (optical character recognition) feature extracts texts from a single page for further editing or sharing. (Paid app only) *Share PDF/JPEG Files Easily share documents in PDF or JPEG format with others via social media, email attachment, or sending the doc link. "Doc Scanner: PDF Add signature" users scan and manage * Bill, Invoice, Contract, Tax Roll, Business Card * Credential, Certificate, Identity Document, Painting * Whiteboard, Memo, Script, Letter * Blackboard, Note, PPT, Book, Article Free Download the most excellent free mobile scanner to convert photos and documents into PDF with customizing your signature.

About

Scan to PDF

Easily scan and convert documents into PDF or JPG formats. Add your signature to electronic documents and share them securely. This app offers smart cropping and auto-enhancement for clear, high-quality scans.

Highlights
  • Scan documents to PDF or JPG
  • Smart cropping and auto-enhancement
  • Add electronic signatures
  • Share documents via various methods
  • Local document storage
  • High-quality HD scans
Features
Read full description

Scan or upload documents and turn any photo into PDF or JPG format & share it with yourself, colleagues or friends. - Scan docs into clear & sharp PDF or JPG and export document anywhere! Simply, place the documents you want to scan and let Scan To PDF handle the rest. With Scan To PDF’s state of the art technology, Scan To PDF automatically detects borders, crops it and saves as a clean document in HD size. SCAN. Use your phone camera to scan any document such as contracts, legal documents, IDs, business cards, bills, orders, receipts, invoices, certificates etc. Smart cropping and auto enhancing make the texts and graphics look clear and sharp. You can save documents in high quality as photo to PDF or JPG. SIGN. E-sign any docs by simply adding your signature to electronic documents with just a few taps. Sign contracts and share to your counter party. It is widely used among real estate agents and in government form filling. SHARE. Easily share documents with yourself and others via AirDrop, messengers, email, social media, email attachment or sending the doc link etc. All scanned documents are stored locally on your device and inaccessible to us and to any third-party. Scan To PDF are the best free alternative to other cam scanner apps such as office lens, cam scanner, scanguru, genius scan, tiny scanner and other photo to PDF scanner apps. Scan and go with our user friendly scanner app and export high quality PDF documents in seconds. 24/7 MAIL SUPPORT If you have any problem or need help fast; please contact us on Support@scantopdf.app before leaving negative reviews to App Store. We always reply to every email and provide a solution within 24 hours. We appreciate your feedback. Subscription and terms: Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Read more about our terms and conditions here: Privacy Policy: https://sites.google.com/view/scantopdf-documentscanner Terms of Use: https://sites.google.com/view/scan-to-pdf-document-scanner

Screenshots

Doc Scanner4 screens
Scan to PDF4 screens

Verdict

The call

Doc Scanner and Scan to PDF both sit at 4.8 stars, but that hides the real split: 100% of Doc Scanner's written reviews are positive against 50% of Scan to PDF's. Doc Scanner also leads on in-app purchases (none vs 2) and iOS requirement (11.0 vs 13.0). Scan to PDF's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, rating 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. Scan to PDF sells 2 in-app purchases, starting at $9.99 per month. Doc Scanner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Doc Scanner against 4.8 for Scan to PDF. Both are backed by a comparable volume of ratings — 10 and 37 respectively. Written reviews are what separate them: 100% of Doc Scanner's written reviews are positive against 50% of Scan to PDF's.

UpkeepUpdate frequency

Doc Scanner ships an update every 2 months, Scan to PDF every 2 weeks. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Doc Scanner versus Scan to PDF: the parameters behind the verdict, then further details
ParameterDoc ScannerScan to PDF
PriceFreeFree
Rating4.8 (10 ratings)4.8 (37 ratings) — better
Positive reviews100.0% of reviews — better50.0% of reviews
Number of ratings1037 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size21 MB37 MB
Age rating4+4+
DeveloperVishal ChatterjeeMobifarm ApS

Customer experience

Doc Scanner

All ratings10 ratings
Positive90.0%
Neutral10.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Scan to PDF

All ratings32 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Doc Scanner

No in-app purchases

2 purchases

Scan to PDF

Subscriptions2
  • Unlock Premium3 Days trial$9.991 Month
  • Unlock Premium3 Days trial$39.991 Year

Questions

Is Doc Scanner free?
Doc Scanner is free to download, with no in-app purchases.
Is Scan to PDF free?
Scan to PDF is free to download, with in-app purchases available.
Which has better reviews, Doc Scanner or Scan to PDF?
Scan to PDF is rated higher. Doc Scanner averages 4.8 out of 5 from 10 ratings, while Scan to PDF averages 4.8 from 37 ratings.
Do Doc Scanner or Scan to PDF have ads?
Doc Scanner shows ads; Scan to PDF does not.
Which is updated more often, Doc Scanner or Scan to PDF?
Doc Scanner ships an update every 2 months, and Scan to PDF every 2 weeks. Most recently, Doc Scanner was updated on October 24, 2026 and Scan to PDF on October 24, 2026.

Other comparisons