Comparison

Document scanning assistant vs Convert Image to PDF

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

Head to head
About

Document scanning assistant

Easily scan paper documents into high-quality PDFs with intelligent boundary identification. Edit, add watermarks, and share your scanned files via email or cloud storage.

Highlights
  • Native document scanning
  • Intelligent boundary identification
  • Cropping and rotation tools
  • Color adjustment
  • Watermark addition
  • Multiple sharing options
Features
Read full description

【1】Support native document scanning function, intelligently identify boundaries; quickly scan paper documents into PDF format. 【2】Equipped with a variety of editing tools, such as cropping, rotating, adjusting color, deleting, etc. Allows you to get better quality scanned documents. 【3】Simple editing interface, no additional equipment is required, just open the APP, point the paper document at the camera and scan it automatically. The interface is simple and friendly, and the operation process is simple and easy to understand, even for first-time users. After scanning, you can easily adjust options, edit the document, and save it in PDF format for easy file management and sharing. 【4】Support adding watermarks to documents, and watermarks support multiple style adjustments. 【5】Multiple sharing options: This PDF scanner APP provides a variety of convenient sharing options. You can send scanned files directly by email, or save them to cloud storage services (such as Google Drive, Dropbox), so you can access and share files anytime, anywhere. Whether it is for personal use or office needs, it can meet your diverse needs.

About

Convert Image to PDF

Easily convert images and documents into high-quality PDFs. Features include a built-in scanner, smart processing for clean results, and secure local storage. Share your PDFs instantly via email, social media, or cloud services.

Highlights
  • Image to PDF conversion
  • Built-in document scanner
  • Secure local storage
  • Smart image processing
  • Combine multiple pages
  • Edit scanned documents
  • One-tap sharing
Features
Read full description

Convert Image to PDF – Image to PDF & Document Scanner Turn photos, pictures and scans in JPEG, PNG, HEIF, HEIC formats into high-quality PDFs in seconds with Convert Image to PDF. Scan documents, convert them, store them securely and share them in one seamless app. Why use Convert Image to PDF? - Convert any image/photo/JPEG into a PDF instantly. - Use the built-in document scanner: unlimited scans and shares. - Access private in-app storage for your documents. - Get professional-quality PDFs with advanced processing: smart cropping, automatic border detection and shadow removal. - Combine multiple pages into a single PDF with ease. - Edit your scanned documents: modify, delete or reorder pages. - Share with one tap via email, social media or cloud storage. - Lightning-fast scans and secure local storage – ready whenever you are. Main features at a glance Image to PDF Conversion - Select any photo from gallery take a picture or scan a document and convert it to PDF document in a few taps. - Preserve high resolution, clear text and sharp results. - Ideal for receipts, notes, images, forms or documents. Document Scanner Machine - Unlimited scans: no limits in Premium zone. - Private in-app storage: your scans stay secure on your device. - Smart processing: automatic edge detection, cropping and shadow removal for clean results. - Multi-page PDFs: scan page after page, then compile into one document. - Document editor: apply filters, enhance quality of scans before export. - One-tap sharing: send your PDF via email, messaging apps or upload to cloud services. Efficiency & Security - Starts instantly: scan or pick images and convert right away. - All data stays in-app unless you share it. - Export to PDF and share without complicated steps or external tools. Benefits of converting images to PDF - Professional format: PDFs are universally accepted, easy to view and archive. - Organization: Having scans and images in PDF format means you can keep everything locally in one place - Accessibility: PDFs open across devices and platforms – phone, tablet, computer – without compatibility problems. - Searchable & archive-ready: PDFs are ready for further processing (e.g., OCR apps, libraries) and long-term storage. - Secure sharing: Instead of sending raw images (which may leak metadata), you share a clean PDF version with better control. Who is this for? - Students and professionals who need to scan notes, forms or receipts and bundle them into PDFs. - Freelancers, contractors or anyone who wants to digitize paperwork. - People who capture images of documents on their phone and want a fast, clean conversion to PDF. - Users who want secure local storage of their scans and easy sharing without installing multiple apps. ____ Privacy Policy - https://convert-wordtopdf.com/privacy-policy/ Terms and Conditions - https://convert-wordtopdf.com/terms-conditions/ LICENSED APPLICATION END USER LICENSE AGREEMENT - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Document scanning assistant4 screens
Convert Image to PDF4 screens

Verdict

The call

The clearest difference is review sentiment: Convert Image to PDF at 100% against Document scanning assistant's 0%. Convert Image to PDF also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Document scanning assistant sells 1 one-off in-app purchase and Convert Image to PDF sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Document scanning assistant ships an update every 3 months, Convert Image to PDF every 4 months. The most recent releases landed on September 30, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
Document scanning assistant versus Convert Image to PDF: the parameters behind the verdict, then further details
ParameterDocument scanning assistantConvert Image to PDF
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 3 months — betterEvery 4 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size3 MB148 MB
Age rating4+17+
Developer根 张Andrii Hulak

Customer experience

Document scanning assistant

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Convert Image to PDF

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Document scanning assistant

One-time1
  • Premium$0.99
2 purchases

Convert Image to PDF

Subscriptions2
  • Monthly Subscription$4.991 Month
  • Yearly Subscription7 Days trial$19.991 Year

Questions

Is Document scanning assistant free?
Document scanning assistant is free to download, with in-app purchases available.
Is Convert Image to PDF free?
Convert Image to PDF is free to download, with in-app purchases available.
Do Document scanning assistant or Convert Image to PDF have ads?
Document scanning assistant shows ads; Convert Image to PDF does not.
Which is updated more often, Document scanning assistant or Convert Image to PDF?
Document scanning assistant ships an update every 3 months, and Convert Image to PDF every 4 months. Most recently, Document scanning assistant was updated on September 30, 2026 and Convert Image to PDF on October 4, 2026.

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