Comparison

PDF Tools vs Smart PDF Compressor

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

Head to head
About

PDF Tools

Easily manipulate PDF files with a comprehensive suite of tools. Split, merge, delete, extract, lock, unlock, rotate pages, and add text watermarks to your documents.

Highlights
  • Split PDF into multiple documents
  • Merge multiple PDFs into one
  • Delete specific pages
  • Extract specific pages
  • Add password protection
  • Remove password protection
  • Rotate pages (90°, 180°, 270°)
  • Add text watermarks
Features
Read full description

• SPLIT - Split a PDF file into multiple documents by specifying page points, number of output files or number of pages per file. A free and easy to use tool to separate PDF pages: PDF Tools is a free of charge PDF splitter that allows you to split pages of any PDF document no matter the length or file size. • MERGE - Merge many PDFs into a single document. you can quickly and easily merge different files into one PDF file. These different file types will first be converted to PDF and then will be merged. For instance, would you like to have a Word-, Excel-, PDF-, PNG-, JPG-, GIF- and Mail file orderly in one document. • DELETE PAGES - Delete specific pages from a PDF file. Select and remove the PDF pages you don’t need. Get a new file without your deleted pages. • EXTRACT PAGES - Extract specific pages from a PDF file. To quickly select multiple pages in your PDF, you can use keyboard shortcuts. Once you've selected pages, click the Extract button to create your new PDF document. • LOCK - Add password to a PDF file. To secure your PDF documents from unauthorized access like copying or printing, you should password-protect your file! Protect PDF files by adding a password and encrypting it. • UNLOCK - Remove password from a PDF file. Removing passwords from PDFs is definitely tricky but not impossible. You can use unlock a locked PDF. • ROTATE PAGES - Rotate pages from portrait to landscape or vice-versa (90°, 180°, 270° clockwise) It can improve the legibility of the text or make it readable in the first place. • TEXT WATERMARK - Add text watermarks, headers, footers and even page numbers. Change font type and transparency too. it is possible to have a watermark in whatever design you want. With this app, you can add a watermark to one or several PDFs in one go and on any device. Merge PDF | Split PDF | Delete page | Extract Page | Lock - Unlock PDF | Rotate Pages | Add Watermark | Merge Multiple PDF Files (PDF Combines) With PDF Tools - Merge, Rotate, Split & PDF utility app helps you to modify pdf files. Merge or Combine two or more PDF files into a single PDF file. Split, Extract, Reorder or Delete PDF pages from a PDF file into a new file. Add Stylized Text Stamp. Convert PS files into PDF files so Adobe Reader can read them. Create a transparent image with options to adjust transparency options. Delete, Flatten or List the PDF Form Fields inside a PDF file. For more information : Privacy Policy : http://nhapplab.in/privacy_policy.html Terms of Use : http://nhapplab.in/terms_of_use.html

About

Smart PDF Compressor

Features
Read full description

Compress PDF files instantly on your iPhone and iPad. Smart PDF Compressor reduces file sizes by up to 95% while maintaining readable quality — perfect for sharing via email, messaging apps, or cloud storage. ALL PROCESSING IS LOCAL Your documents never leave your device. No internet connection required, no cloud uploads, no data collection. Complete privacy guaranteed. KEY FEATURES - Smart Compression: Automatically detects scanned vs. digital PDFs and applies optimal compression settings - Three Presets: Light (best quality), Standard (balanced), and Maximum (smallest file size) - Batch Compression: Compress multiple PDFs at once with progress tracking - Full Control: Adjust image quality, resolution (72-300 DPI), and grayscale conversion - Side-by-Side Preview: Compare original and compressed versions before saving - File History: Browse, preview, rename, and share all your compressed files - Native iPad Support: Full iPad experience with tab bar navigation HOW IT WORKS 1. Tap + to select a PDF from Files 2. Choose your compression level or customize settings 3. Tap Compress and see the results instantly 4. Share or save your compressed PDF PERFECT FOR - Reducing email attachment sizes - Saving storage space on your device - Compressing scanned documents - Preparing files for upload to web forms - Sharing large PDFs via messaging apps Smart PDF Compressor uses Apple's PDFKit and advanced image processing to deliver fast, reliable compression without sacrificing readability.

Screenshots

PDF Tools4 screens
Smart PDF Compressor4 screens

Verdict

The call

The clearest difference is in-app purchases: Smart PDF Compressor at none against PDF Tools's 3. Smart PDF Compressor also leads on ads (none vs shown) and update cadence (every 9 days vs every 7 months). PDF Tools's advantage is iOS requirement (15.6 vs 18.0). On price 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 Tools sells 3 in-app purchases, starting at $4.99 per 7 days. Smart PDF Compressor asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Tools ships an update every 7 months, Smart PDF Compressor every 9 days. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Tools versus Smart PDF Compressor: the parameters behind the verdict, then further details
ParameterPDF ToolsSmart PDF Compressor
PriceFreeFree
Rating4.0 (27 ratings) — better—
Positive reviews46.7% of reviews—
Number of ratings27 — better—
Update frequencyEvery 7 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better18.0
Further details — not scored
Size50 MB1 MB
Age rating4+4+
DeveloperNalin SavaliyaQuan Dang

In-app purchases

3 purchases

PDF Tools

Subscriptions2
  • PDF Tools One Week$4.997 Days
  • PDF Tools-Merge One Year$17.991 Year
One-time1
  • PDF Tools Pro Version$4.99
None

Smart PDF Compressor

No in-app purchases

Questions

Is PDF Tools free?
PDF Tools is free to download, with in-app purchases available.
Is Smart PDF Compressor free?
Smart PDF Compressor is free to download, with no in-app purchases.
Do PDF Tools or Smart PDF Compressor have ads?
PDF Tools shows ads; Smart PDF Compressor does not.
Which is updated more often, PDF Tools or Smart PDF Compressor?
PDF Tools ships an update every 7 months, and Smart PDF Compressor every 9 days. Most recently, PDF Tools was updated on September 21, 2026 and Smart PDF Compressor on September 19, 2026.

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