Comparison

PDF Scanner App vs Poster Printer

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

Head to head
About

PDF Scanner App

This app uses AI to enhance scanned documents, making text sharp and readable even in poor lighting. It offers automatic cropping, multilingual OCR, and flexible file management for easy sharing and organization.

Highlights
  • AI smart HD enhancement
  • Intelligent binarization
  • Accurate document scanning
  • Multilingual OCR
  • Flexible file management
  • Easy sharing
Features
Read full description

PDF Scanner App — Make every scan clear PDF Scanner App converts and exports the self-trained super-resolution Python model to a CoreML smart HD model available for iOS, and uses AI to make the smart HD filter obtain super-resolution details and texture enhancements, turning ordinary pages shot by mobile phones into high-resolution documents instantly, making text and lines sharp regardless of dim light, shadows or paper folds. The simple interface and fully automatic process allow you to switch between "shoot → draft" in milliseconds, and completely say goodbye to tedious parameter adjustments. Core functions: AI smart HD The self-trained super-resolution smart HD model automatically enhances text edges and detailed textures, greatly reducing blur and noise, and making low-quality originals clear again. Intelligent binarization processing Adjust the black and white threshold according to the page lighting and color distribution to ensure that the fonts of documents such as forms and contracts are always clear and readable. Accurate scanning Capture clear and accurate scans of documents, receipts, business cards, etc. Intelligent edge detection and automatic cropping provide professional results every time. Multilingual Accurate OCR Built-in multilingual recognition engine, supports common languages ​​such as Chinese, English, French, Spanish, and Japanese, retains the original layout, and exports editable text or standard PDF. Flexible file management Save scans in PDF or image format (JPEG/PNG) to meet your needs. Easily merge multiple pages into a single document to simplify sharing. Easy sharing Instantly share your scans on major platforms such as email, messaging apps, and social networks. Enjoy high-resolution sharing for clear scans, ensuring that every detail is captured and delivered. Designed with privacy in mind All scans are securely stored on your device. The option to encrypt sensitive files gives you extra peace of mind. Why choose PDF Scanner App "One shot and done": fully automatic processing flow, from shadow removal, text edge sharpening to AI detail texture enhancement, instantly produce manuscripts. Extremely readable: Whether the paper is old and damaged or the picture is blurry, it can be intelligently processed to reproduce the clearest content. Professional application: A must-have for fast-paced offices in industries such as law, finance, and education. Quickly scan → identify → share, all in one go. Zero learning cost: Remove unnecessary settings, anyone can use it, and complete the first scanning experience in seconds. PDF Scanner App is not just a "scanner", but a smart tool that gives documents a "new lease of life". Subscription function service: 1. Subscription service: weekly subscription, lifetime subscription 2. Subscription price: subject to IAP application information Terms of Service 1. User terms of service: https://zonghong-termsofuse.pages.dev 2. Privacy Policy: https://zonghong-privacypolicy.pages.dev/ Contact us: zonghong_global@163.com

About

Poster Printer

Transform any photo into a large poster by dividing it into multiple printable pages. This app allows you to adjust layouts, preview each section, and then print, cut, and assemble your creation without needing a special printer. It's ideal for DIY projects, wall art, and custom signage.

Highlights
  • Split photos into printable pages
  • Preview tiled poster pages
  • Add cut guides for assembly
  • Move, zoom, and rotate photos
  • Apply filters and background styles
  • Use poster templates
  • Undo/redo edits
Features
Read full description

Print big posters at home using your regular printer. Poster Printer: Tile Print helps you turn any photo into a large printable poster by splitting it into multiple pages. Choose a photo, adjust the layout, preview each page, print, cut, and assemble. No large-format printer needed. Features: • Create large posters from photos • Split images into printable pages • Preview tiled poster pages before printing • Add clean cut guides for easier assembly • Move, zoom, rotate, and adjust your photo • Apply filters and background styles • Use poster templates for faster designs • Undo, redo, and reset your edits • Great for home, school, office, crafts, and wall decor Perfect for: • Wall art • Room decor • Birthday posters • Party signs • Classroom posters • Event banners • Family photo displays • Vision boards • DIY craft projects Make large posters from your favorite photos in a simple, practical way: choose, edit, preview, print, and assemble. Some features may require a subscription or in-app purchase.

Screenshots

PDF Scanner App4 screens
Poster Printer4 screens

Verdict

The call

The clearest difference is in-app purchases: Poster Printer at none against PDF Scanner App's 13. Poster Printer also leads on rating (4.8 vs 4.5). PDF Scanner App's advantage is ratings volume (63 vs 15). On price, update cadence, 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. PDF Scanner App sells 13 in-app purchases, starting at $9.99 per 7 days. Poster Printer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Poster Printer holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 63 and 15 respectively.

UpkeepUpdate frequency

PDF Scanner App ships an update every 2 weeks, Poster Printer every 3 weeks. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
PDF Scanner App versus Poster Printer: the parameters behind the verdict, then further details
ParameterPDF Scanner AppPoster Printer
PriceFreeFree
Rating4.5 (63 ratings)4.8 (15 ratings) — better
Positive reviews18.2% of reviews—
Number of ratings63 — better15
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.6 — better17
Further details — not scored
Size216 MB14 MB
Age rating4+4+
DeveloperShanghai Zongchong Information Technology Co., LtdHa Do Thi Thu

Customer experience

PDF Scanner App

All ratings62 ratings
Positive85.5%
Neutral4.8%
Negative9.7%
Written reviews11 reviews
Positive18.2%
Neutral0.0%
Negative81.8%

Poster Printer

All ratings14 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

13 purchases

PDF Scanner App

Subscriptions9
  • Special offer for new users7 Days trial$9.997 Days
  • Scanner App Pro 1 Week$9.997 Days
  • Scanner App Pro 1 Week3 Days trial$9.997 Days
Show 6 more
  • Special offer for new users1 Month trial$14.991 Month
  • Scanner App Pro 1 Monthly$14.991 Month
  • AI 全能扫描王半年会员1 Month trial$19.996 Months
  • Scanner App Pro 3 Monthly$19.993 Months
  • Scanner App Pro 1 Year$29.991 Year
  • Scanner App Pro 1 Year3 Days trial$39.991 Year
One-time4
  • AI全能扫描王月会员$14.99
  • Scanner App Pro 3 Monthly$24.99
  • Scanner App Pro 3 Monthly$44.99
Show 1 more
  • FScanup Pro Lifetime$69.99
None

Poster Printer

No in-app purchases

Questions

Is PDF Scanner App free?
PDF Scanner App is free to download, with in-app purchases available.
Is Poster Printer free?
Poster Printer is free to download, with no in-app purchases.
Which has better reviews, PDF Scanner App or Poster Printer?
Poster Printer is rated higher. PDF Scanner App averages 4.5 out of 5 from 63 ratings, while Poster Printer averages 4.8 from 15 ratings.
Do PDF Scanner App or Poster Printer have ads?
Neither PDF Scanner App nor Poster Printer shows ads.
Which is updated more often, PDF Scanner App or Poster Printer?
PDF Scanner App ships an update every 2 weeks, and Poster Printer every 3 weeks. Most recently, PDF Scanner App was updated on October 24, 2026 and Poster Printer on October 24, 2026.

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