Comparison

PDF Scanner vs Pudding Scan

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

Head to head
About

PDF Scanner

This app transforms your mobile device into a powerful scanner, capturing documents, photos, and forms with high-definition clarity. It offers robust PDF editing tools, including conversion, watermarking, and merging, alongside advanced text and table recognition for seamless data extraction and translation.

Highlights
  • High-definition document scanning
  • OCR text and table recognition
  • PDF to Word and other format conversion
  • Add watermarks and merge PDFs
  • Multi-language photo translation
  • Automatic text capture
Features
Read full description

Scanner is a professional OCR scanning recognition tool that can extract text in books, photos, business cards, and forms. 【File Scanning】 The mobile phone takes paper documents, intelligent boundary detection, and generates high-definition JPEG and PDF files. Supports multiple image optimization modes to quickly turn paper documents into clear scans. 【PDF Toolkit】 Powerful PDF file processing tools, including PDF to word and other format conversions, PDF signatures, adding watermarks, PDF merging and other document processing tools; 【Text Recognition】 Scan various documents, pictures, books, business cards, etc. to extract the desired text, and edit and copy the identified content; Support multiple recognition, automatically select recognized content to convert to PDF or scanned copy; 【Form Recognition】 Support table and form recognition, accurately locate table data, intelligently parse table text, and quickly generate Excel documents that can be edited and saved; 【Certificate Identification】 Built-in camera function, through OCR text recognition technology to automatically identify, extract image text, and parse information; High-precision automatic capture of text information, eliminating the trouble of manual input; 【Photo Translation】 Scanning and translation, supporting full-text translation in multiple languages, without opening the translation APP, directly calling the scanning recognition; Support multi-language recognition: Chinese, English, Japanese, French, German, Russian, Portuguese, Spanish, Italian; ======================================= 【Automatic renewal terms】 There are three subscription options for premium accounts: Weekly VIP: only $9.99/month Yearly VIP:$39.99/year Quarterly VIP: Only $29.99/season, 3-day free trial Permanent VIP: Only $69.99 ● Subscription payments will be charged to your iTunes account at confirmation of purchase and at the beginning of each renewal period ● Renewal: Apple iTunes account will be deducted within 24 hours before expiration, and the subscription cycle will be extended by one subscription cycle after the deduction is successful. ● Cancel Renewal: You can cancel your subscription or trial at any time by going to your iTunes account settings and canceling the subscription, otherwise it will automatically renew. This must be done 24 hours before the end of the trial period or any subscription period to avoid being charged. Subscriptions that include a trial period will automatically renew to a paid subscription. ● Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase ● When you purchase a premium subscription during the trial period, any unused portion of the trial period (if offered) will be forfeited. ●Privacy Policy: https://static.rhinox.cn/html/privacy/quannengsaomiaowang_boniu_en.html?appName=PDF Scanner ●Membership payment agreement: https://static.rhinox.cn/html/paymentagreement/general_en.html

About

Pudding Scan

Transform paper documents into high-quality PDF files with a single tap. This ad-free scanner offers batch text extraction, translation, and automatic correction for various use cases, from students to teachers and personal learning.

Highlights
  • Scan paper documents to PDF
  • Batch image text extraction
  • Text translation
  • Automatic document correction
  • Accurate edge trimming
  • Multiple filter enhancements
Features
Read full description

A professional, green and ad-free scanning software that can scan paper documents into pdf electronic files with one click, allowing for sharing and printing anytime and anywhere. Batch image text extraction and translation, accurate and efficient; The specific common scenarios are as follows: -- Common Scenarios -- "Student, Staff The blackboard writing and PPT in class and meetings can be automatically corrected and saved with one click. The operation is convenient and easy to review, organize and understand in the future. "Teacher High-quality exercises in the workbook can be scanned and extracted, and multiple questions can be combined and exported to word to create test papers, reducing the workload. "Personal Learning Enhancement Read books and posts anytime and anywhere, scan and extract the essence of the text, and simply accumulate wisdom. -- Functional Features -- "Take a photo to generate an electronic copy With just one tap, the document can be automatically corrected to generate an ultra-clear electronic version. "Accurate document trimming It can automatically and accurately identify the edges of any text or image content carrier and crop them in one step. "Multiple filters Enhanced With multiple filters such as soft, enhanced, brightened and grayscale, it automatically removes the messy background of the picture and highlights the clear contrast of the text. --Automatic renewal rules-- 1. Subscription service A) Pudding scanning continuous monthly subscription (1 month) B) Pudding Scanning Continuous monthly subscription (1 month) B) Pudding Scanning Continuous annual Package (1 year) 2. Subscription price A) Continuous monthly subscription (1 month), $0.99 for the first month and $3.99 per month thereafter B) Continuous monthly subscription (1 month), $3.99 per month C) Continuous annual package (1 year), $21.99 per month for the first year and $31.99 per month for subsequent years 3 Payment: After the user confirms the purchase and makes the payment, it will be credited to the iTunes account 4. Automatic renewal: Apple iTunes accounts will be charged within 24 hours before expiration. Once the deduction is successful, the subscription period will be extended by one subscription cycle 5. Disable the service: You can go to "Settings" on your iPhone --> Enter "iTunes Store & App Store"--> click" Apple ID", select" View Apple ID", enter the "Account Settings" page, click "Subscribe", manage the automatic subscription service, and if need the consumption will be closed 24 hours before the end of each billing cycle. No further charges will be made within 24 hours before the expiration. 6.Privacy Policy:https://www.budingscan.com/scanner/wk2504014c133101 Terms of Use:https://www.budingscan.com/scanner/wk2504013d5afc59 Auto-Renewal Service Rules:https://www.budingscan.com/scanner/wk250630a6f167b8 Membership Services:https://www.budingscan.com/scanner/wk25063083060016

Screenshots

PDF Scanner4 screens
Pudding Scan4 screens

Verdict

The call

The clearest difference is review sentiment: Pudding Scan at 91% against PDF Scanner's 36%. Pudding Scan also leads on rating (4.9 vs 4.5) and ratings volume (210 vs 21). PDF Scanner's advantage is monetization model (free with in-app purchases vs subscription). On price, update cadence, ads and in-app purchases 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 sells 14 in-app purchases, starting at $6.99 per 7 days and Pudding Scan sells 11 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Pudding Scan holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Pudding Scan has 210 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 36% of PDF Scanner's written reviews are positive against 91% of Pudding Scan's.

UpkeepUpdate frequency

PDF Scanner ships an update monthly, Pudding Scan every 5 weeks. Both last shipped on October 14, 2026.

Scorecard4 real differences · 6 level
PDF Scanner versus Pudding Scan: the parameters behind the verdict, then further details
ParameterPDF ScannerPudding Scan
PriceFreeFree
Rating4.5 (21 ratings)4.9 (210 ratings) — better
Positive reviews36.1% of reviews90.9% of reviews — better
Number of ratings21210 — better
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.013 — better
Further details — not scored
Size179 MB146 MB
Age rating4+4+
DeveloperHangzhou boniu technology co. LTD广东天宸网络科技有限公司

Customer experience

PDF Scanner

All ratings21 ratings
Positive85.7%
Neutral4.8%
Negative9.5%
Written reviews36 reviews
Positive36.1%
Neutral2.8%
Negative61.1%

Pudding Scan

All ratings210 ratings
Positive97.6%
Neutral0.5%
Negative1.9%
Written reviews55 reviews
Positive90.9%
Neutral1.8%
Negative7.3%

Bugs and requests

PDF Scanner

Not enough reviews yet to summarise bugs or requests.

Pudding Scan

Reported bugs

7 issues
  • WeChat login redirects to phone login
  • App crashes or shows black screen on iPhone 13 Pro Max with iOS 17.0
  • App shows 'loading' and won't open after update
  • App crashes on iOS 13.3.1
  • Test paper erasure only allows selecting one image
Show 2 more
  • Direct sharing of images results in severe pixel compression
  • Scanning results disappear after switching apps

Requested features

20 requests
  • Improve filter functionality
  • Add finger removal feature
  • Enhance auto-scan capabilities
  • Improve PDF to image processing
  • Add multiple document combinations for ID scanning
Show 15 more
  • Add volume button for scanning
  • Add dark mode
  • Simplify document opening and navigation
  • Add pull-down to exit document feature
  • Add left swipe to return feature
  • Remove left/right document browsing
  • Improve close-up focus for scanning
  • Add text-to-speech functionality
  • Add ability to change phone number account binding
  • Add option to re-select initial interface functions
  • Add cloud storage for Android
  • Add text straightening for scanned books
  • Add ability to apply 'remove shadow' to all pages
  • Add long image generation for sharing after scanning
  • Add border for easier positioning in photo interface

In-app purchases

14 purchases

PDF Scanner

Subscriptions4
  • PDF Scanner Weekly VIP3 Days trial$6.997 Days
  • PDF Scanner 3 months VIP3 Days trial$19.993 Months
  • PDF Scanner Month VIP$19.991 Month
Show 1 more
  • PDF Scanner Annual Member$39.991 Year
One-time10
  • 30 T-card$2.99
  • 5 T-card$3.99
  • 50 T-card$3.99
Show 7 more
  • 100 conversion cards$4.99
  • 全能扫描王高级会员$6.99
  • PDF Scanner-500 Point Card$19.99
  • Permanent VIP$39.99
  • PDF Scanner-1000 point card$49.99
  • Permanent Member$59.99
  • 全能扫描王-5000积分卡$199.99
11 purchases

Pudding Scan

Subscriptions7
  • Auto-renewal monthly plan1 Month trial$0.991 Month
  • Auto-renewal monthly plan$0.991 Month
  • Monthly Subscription1 Month trial$3.991 Month
Show 4 more
  • Monthly Subscription$3.991 Month
  • Annual Subscription$9.991 Year
  • Annual Subscription$31.991 Year
  • Annual Subscription1 Year trial$31.991 Year
One-time4
  • 1-month membership$1.99
  • 布丁扫描会员(一年会员优惠)$9.99
  • 布丁扫描会员(一年会员)$14.99
Show 1 more
  • Lifetime membership$29.99

Questions

Is PDF Scanner free?
PDF Scanner is free to download, with in-app purchases available.
Is Pudding Scan free?
Pudding Scan is free to download, with in-app purchases available.
Which has better reviews, PDF Scanner or Pudding Scan?
Pudding Scan is rated higher. PDF Scanner averages 4.5 out of 5 from 21 ratings, while Pudding Scan averages 4.9 from 210 ratings.
Do PDF Scanner or Pudding Scan have ads?
Neither PDF Scanner nor Pudding Scan shows ads.
Which is updated more often, PDF Scanner or Pudding Scan?
PDF Scanner ships an update monthly, and Pudding Scan every 5 weeks. Most recently, PDF Scanner was updated on October 14, 2026 and Pudding Scan on October 14, 2026.

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