Comparison

PDF Scanner App vs Fast Image Compressor

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

Fast Image Compressor

Features
Read full description

Target file size Choose a preset from 20 KB to 2 MB or enter a size in KB or MB. Successful results stay within the size limit. Quality and resolution may be reduced. Format conversion Convert HEIC, JPG, PNG and GIF to JPG, PNG, HEIC or a still GIF. Converting and compressing happen in one step. Batch processing Select up to 50 photos and apply the same size limit to each. Animated GIFs Animated GIFs are marked when selected. Choose the first frame or another frame to convert. Metadata Choose whether to keep available date, camera and shooting information in JPG and HEIC output. Location data is removed by default. History The latest 200 results are stored in the app. Save or share them again from History. Older results are deleted automatically. Saving and sharing Save results to Photos or Files, or share them with another app. Privacy No account or ads. Photos are processed on the device and are not sent to the developer. Photos are chosen with the system photo picker, so the app does not ask for access to the whole library.

Screenshots

PDF Scanner App4 screens
Fast Image Compressor4 screens

Verdict

The call

The clearest difference is in-app purchases: Fast Image Compressor at none against PDF Scanner App's 13. Fast Image Compressor also leads on device support (3 vs 1). On price, ads and iOS requirement 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. Fast Image Compressor asks for nothing beyond the download.

Scorecard2 real differences · 8 level
PDF Scanner App versus Fast Image Compressor: the parameters behind the verdict, then further details
ParameterPDF Scanner AppFast Image Compressor
PriceFreeFree
Rating4.5 (62 ratings) — better—
Positive reviews18.2% of reviews—
Number of ratings62 — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size216 MB17 MB
Age rating4+4+
DeveloperShanghai Zongchong Information Technology Co., LtdM8M Labs

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

Fast Image Compressor

No in-app purchases

Questions

Is PDF Scanner App free?
PDF Scanner App is free to download, with in-app purchases available.
Is Fast Image Compressor free?
Fast Image Compressor is free to download, with no in-app purchases.
Do PDF Scanner App or Fast Image Compressor have ads?
Neither PDF Scanner App nor Fast Image Compressor shows ads.

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