Comparison

PDF Reader vs AI Clean

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

Head to head
About

PDF Reader

This app provides a privacy-focused way to view, organize, and manage PDF files on your device. It offers tools for merging, splitting, securing documents, and converting images to PDF, all processed locally for enhanced data safety.

Highlights
  • View and organize PDF files
  • Merge and split PDFs
  • Secure documents with passwords
  • Convert images to PDF
  • Built-in document scanner
  • Local data processing for privacy
Features
Read full description

PDF Reader - Viewer is a privacy-focused PDF document management tool designed to help you easily view, organize, and manage your PDF files on iPhone and iPad. With useful PDF tools such as merging, splitting, and password protection, it provides a simple and convenient solution for managing your documents. All processing is performed locally on your device, helping keep your documents private and secure. Privacy Matters Your privacy comes first. - Your PDF document files stay locally on your device - All processing is performed locally - Your documents do not need to be uploaded to external servers - Keep your files private while managing them securely PDF Management - Easily manage and organize your PDF files. Scan your device and list all available PDF files - Merge multiple PDF files into one - Split large PDF files into smaller documents - Add passwords to protect sensitive files - Remove passwords from unlocked PDF files - Conversion & Creation - Convenient tools for creating and converting PDF documents. Convert images to PDF quickly - Use the built-in document scanner to scan documents and save them as PDF files - Enjoy a smooth reading experience with multiple viewing modes - File Organization & PDF Reader - Keep your documents organized and easy to access. Quickly access recently opened files - Add important documents to Favorites - Rename files - Delete unwanted files - Share documents - Print files Simple and Powerful Whether you're a student, professional, or anyone who needs a simple yet powerful document management app, PDF Reader - Viewer makes it easy to manage your files and documents. With all processing performed locally on your device, you can enjoy a secure and private PDF reading and document management experience. Download Now - Download PDF Reader - Viewer today for a simple, secure, and convenient way to read, organize, and manage your PDF files.

About

AI Clean

This app helps iPhone users declutter their devices by intelligently scanning and removing duplicate photos and contacts. It also organizes your calendar and provides quick access to device status information like storage and battery health.

Highlights
  • Duplicate photo removal
  • Duplicate contact organization
  • Calendar event cleanup
  • Device status overview
  • Built-in flashlight
Features
Currently charting
Read full description

Smart cleaning, say goodbye to duplicate photos We are committed to providing iPhone users with a comprehensive device cleaning service, enhancing your daily experience with practical features. Smart Cleaning, One Tap Solution · Clean your photos Tired of duplicate or similar photos cluttering your gallery? AI Clean - Phone Sweeper intelligently scans and removes duplicate or similar photos. · Organize your contacts No more messy address books. Detect duplicate contacts for easier, faster searches. · Simplify your schedule Clear expired or completed calendar events with one tap, keeping your schedule neat and organized. Clear Device Status at a Glance Want to know your phone’s storage usage, battery health, and more? AI Clean - Phone Sweeper gives you quick access to essential device information anytime. Practical Tools, Simple to Use AI Clean - Phone Sweeper comes with a built-in flashlight, ready to brighten up your needs with just a tap. AI Clean - Phone Sweeper, making your iPhone cleaner, smarter, and easier to use. 【Ad-Free Edition - Enjoy a Pure Experience】 Upgrade to the Ad-Free version to enjoy an uninterrupted cleaning experience: • Remove all advertisements completely. • Enjoy a seamless, distraction-free interface. Subscription Details: • Payment will be charged to your iTunes account upon confirmation. • Subscriptions auto-renew unless turned off at least 24-hours before the period ends. • Manage your subscriptions and auto-renewal in your Account Settings after purchase. Links: Privacy Policy: https://aicleanphonesweeper.com/privacy.html Terms of Use: https://aicleanphonesweeper.com/terms.html Subscription Terms: https://aicleanphonesweeper.com/subscription_terms.html

Screenshots

PDF Reader4 screens
AI Clean4 screens

Verdict

The call

The clearest difference is rating: PDF Reader at 4.6 against AI Clean's 4.0. PDF Reader also leads on in-app purchases (none vs 2) and update cadence (every 6 days vs monthly). AI Clean's advantage is chart position (#199 vs unranked). On price, ratings volume, 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. AI Clean sells 2 in-app purchases, starting at $5.99 per 7 days. PDF Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Reader holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 79 and 140 respectively. Written reviews point the same way: 50% of PDF Reader's written reviews are positive against 33% of AI Clean's.

UpkeepUpdate frequency

PDF Reader ships an update every 6 days, AI Clean monthly. Both last shipped on October 30, 2026.

Scorecard6 real differences · 5 level
PDF Reader versus AI Clean: the parameters behind the verdict, then further details
ParameterPDF ReaderAI Clean
PriceFreeFree
Rating4.6 (79 ratings) — better4.0 (140 ratings)
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings79140 — better
Update frequencyEvery 6 days — betterMonthly
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
Best chart rank—#199 — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS1615.6 — better
Further details — not scored
Size116 MB202 MB
Age rating17+4+
DeveloperAll About Housing LLCFuzhou Jiange Technology Co., Ltd.

Customer experience

PDF Reader

All ratings79 ratings
Positive92.4%
Neutral3.8%
Negative3.8%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

AI Clean

All ratings99 ratings
Positive76.8%
Neutral4.0%
Negative19.2%
Written reviews12 reviews
Positive33.3%
Neutral8.3%
Negative58.3%

In-app purchases

None

PDF Reader

No in-app purchases

2 purchases

AI Clean

Subscriptions2
  • AI Clean Ad-Free$5.997 Days
  • AI Clean Ad-Free$29.991 Year

Questions

Is PDF Reader free?
PDF Reader is free to download, with no in-app purchases.
Is AI Clean free?
AI Clean is free to download, with in-app purchases available.
Which has better reviews, PDF Reader or AI Clean?
PDF Reader is rated higher. PDF Reader averages 4.6 out of 5 from 79 ratings, while AI Clean averages 4.0 from 140 ratings.
Do PDF Reader or AI Clean have ads?
Both PDF Reader and AI Clean show ads.
Which is updated more often, PDF Reader or AI Clean?
PDF Reader ships an update every 6 days, and AI Clean monthly. Most recently, PDF Reader was updated on October 30, 2026 and AI Clean on October 30, 2026.

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