Comparison

Privacy Defender vs PDF Flow

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

Head to head
About

Privacy Defender

Enhance your web browsing with tools to simplify pages, manage saved content, and handle web and image files efficiently. Organize information, convert files, and annotate details with a focus on privacy and a clean user experience.

Highlights
  • Content blocking for cleaner pages
  • Webpage to PDF conversion
  • Image compression and format conversion
  • Annotation tools
  • Save and organize web content
  • Home screen widgets
Features
Read full description

Privacy Defender – A Smarter Way to Manage Web Content  Privacy Defender is a lightweight utility designed to make everyday web browsing more organized and efficient. It works alongside Safari to help simplify pages, manage saved content, and provide useful tools for handling web and image files.  Clean and Comfortable Browsing  Privacy Defender uses Apple’s official content blocking technology to help reduce visual distractions on webpages. By minimizing unnecessary elements, pages become easier to read and faster to load.  You can also customize rules and manage a whitelist to allow specific websites when needed.  Useful Web Tools  Privacy Defender includes practical tools that help you handle common tasks quickly:  • Convert webpages into high-quality PDF files • Compress images to save storage space • Convert images between JPG, PNG, and HEIC formats • Add simple annotations to highlight important details  These tools are designed to help you capture and organize information while browsing.  Smart Content Saving  With the Safari share extension, you can quickly save webpages, images, or text into Privacy Defender.  Saved content can be organized into folders, previewed within the app, and accessed anytime. This makes it easy to keep important information in one place.  Helpful Widgets Privacy Defender also provides several home screen widgets that give you quick access to key features and recently saved items, helping reduce steps and improve workflow.  Privacy First  Privacy Defender is built with privacy in mind.  • Uses Apple’s official content blocking framework • Does not collect browsing history • Does not inject scripts into webpages • All saved content remains on your device  Your data stays under your control.  Designed for Simplicity  Privacy Defender focuses on practical tools and a clean experience, helping you browse, save, and manage web content more comfortably. Subscriptions: Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Payment will be charged to your Apple ID account at confirmation of purchase. You can manage or cancel your subscription anytime in your App Store account settings. Contact Us: great@nanningniujia.com Privacy: https://project22824596.tilda.ws/ Terms: https://project22824596.tilda.ws/focustermsofuse

About

PDF Flow

This app is an offline PDF tool for creating, viewing, editing, and organizing PDF documents directly on your device. Generate PDFs from photos or text, edit pages, compress files, and manage your local library without needing an account or uploading your data.

Highlights
  • Create PDFs from photos, text, or blank pages
  • Edit PDF pages, insert or remove pages
  • Compress PDFs with adjustable strength
  • Organize files with categories and favorites
  • Offline file management and editing
  • Import and export via Files app and share sheet
Features
Read full description

PDF Flow is your private offline PDF tool for viewing, creating, editing and storing PDFs on your phone. Generate PDFs from photos, text or blank pages, edit pages in a clear reader view, and save all files on your device. Create PDF files - Merge selected photos into one PDF - Type text and export clean PDF documents - Create blank PDFs with custom page numbers - Import PDFs and images from the Files app Read & edit PDF pages - Read documents continuously, navigate quickly with page thumbnails - Zoom in/out for clearer reading - Insert blank pages or add photo pages - Duplicate pages or remove unwanted ones - Modify single pages while keeping your original file intact Compress & share PDFs - Select compression strength to fit your needs - Preview estimated file size before compression - Save a copy of your original document if needed - Export or share PDFs through iOS native share sheet Manage your local file library - Sort files by name, date or file size - Use categories and favorites to filter your documents - Search filenames and view recent searches - Restore deleted files or erase them forever - Clear temporary cache and thumbnails without deleting PDFs All PDF editing, reading, compression and file management happens directly on your iPhone.  PDF Flow needs no account and will never upload your files to outside servers. Your documents only leave the app when you actively share them via iOS share functions. Feature performance varies based on file content, format, device hardware and iOS system version.

Screenshots

Privacy Defender4 screens
PDF Flow4 screens

Verdict

The call

The clearest difference is rating: PDF Flow at 5.0 against Privacy Defender's 3.0. PDF Flow also leads on in-app purchases (none vs 4). Privacy Defender's advantage is ratings volume (16 vs 1). On price, review sentiment, update cadence and ads 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. Privacy Defender sells 4 in-app purchases, starting at $9.99 per 7 days. PDF Flow asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Flow holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Privacy Defender has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Privacy Defender ships an update monthly, PDF Flow every 3 weeks. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 6 level
Privacy Defender versus PDF Flow: the parameters behind the verdict, then further details
ParameterPrivacy DefenderPDF Flow
PriceFreeFree
Rating3.0 (16 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings16 — better1
Update frequencyMonthlyEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better16.6
Further details — not scored
Size19 MB75 MB
Age rating4+4+
Developer晓露 耿Fuzhou Qingyue Network Technology Co., Ltd.

Customer experience

Privacy Defender

All ratings16 ratings
Positive43.8%
Neutral12.5%
Negative43.8%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

PDF Flow

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

Privacy Defender

Subscriptions4
  • Privacy Defender Pro7 Days trial$9.997 Days
  • Privacy Defender$19.997 Days
  • Privacy Defender Pro3 Days trial$19.997 Days
Show 1 more
  • Privacy Defender Pro7 Days trial$19.997 Days
None

PDF Flow

No in-app purchases

Questions

Is Privacy Defender free?
Privacy Defender is free to download, with in-app purchases available.
Is PDF Flow free?
PDF Flow is free to download, with no in-app purchases.
Which has better reviews, Privacy Defender or PDF Flow?
PDF Flow is rated higher. Privacy Defender averages 3.0 out of 5 from 16 ratings, while PDF Flow averages 5.0 from 1 ratings.
Do Privacy Defender or PDF Flow have ads?
Both Privacy Defender and PDF Flow show ads.
Which is updated more often, Privacy Defender or PDF Flow?
Privacy Defender ships an update monthly, and PDF Flow every 3 weeks. Most recently, Privacy Defender was updated on October 21, 2026 and PDF Flow on October 10, 2026.

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