Comparison

Compress PDF vs PDF Compressor

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

Head to head
About

Compress PDF

Easily compress PDF files to reduce size without quality loss. This tool also allows scanning documents, merging PDFs, editing pages, and adding e-signatures. Optimize your documents for sharing and storage with a comprehensive offline PDF toolkit.

Highlights
  • Compress PDF files
  • Scan documents to PDF
  • Merge multiple PDF files
  • Edit PDF pages
  • Add e-signatures
  • Extract text with OCR
  • Protect PDFs with watermarks
Features
Read full description

Compress PDF: Reduce File Size – PDF Scanner, Editor & Converter Need to compress a PDF, reduce file size, scan documents or merge files? Compress PDF: Reduce File Size gives you powerful PDF tools to manage documents quickly and easily from your iPhone or iPad. Reduce large PDF files for easier sharing, convert photos into PDF documents, combine multiple files, sign documents and organize PDF pages — all in one convenient app. COMPRESS PDF FILES AND SAVE SPACE Make large PDF documents smaller and easier to share. Choose your preferred compression quality to balance file size and document clarity. • Reduce PDF file size • Choose high, medium or low compression quality • Save compressed PDF documents • Share smaller files more easily SCAN DOCUMENTS TO PDF Turn paper documents and photos into digital PDF files. Create organized documents for school, work and everyday use. • Scan documents to PDF • Convert photos and images to PDF • Rotate, crop and adjust images • Create professional PDF documents from pictures MERGE PDF FILES Combine multiple PDF documents into a single file in just a few steps. Keep invoices, reports, study notes and other documents organized in one place. • Merge multiple PDF files • Create a single PDF from several documents • Organize your documents more efficiently EDIT AND ORGANIZE PDF PAGES Take control of your PDF documents with useful page management tools. • Remove unwanted PDF pages • Extract images from PDF files • Add page numbers • Convert PDF pages into images • Convert PDF documents into text SIGN AND PROTECT PDF DOCUMENTS Prepare documents for sharing, signing and storage with built-in PDF tools. • Add an electronic signature by drawing or typing • Add custom text watermarks • Lock PDF files with a password • Unlock password-protected PDFs when you have the required password CONVERT IMAGES AND TEXT Work with different document formats using convenient conversion tools. • Image to PDF converter • Photo to PDF with image adjustments • PDF to image converter • PDF to text conversion • Text to PDF conversion • OCR text recognition to extract text from supported images and scanned documents BONUS PHOTO EDITING TOOLS Prepare your images before adding them to a PDF. • Crop, rotate and resize photos • Apply filters and blur effects • Add text overlays and stickers • Draw and write on images WHO CAN USE THIS PDF TOOLKIT? • Students managing assignments, notes and study materials • Professionals preparing reports, invoices and business documents • Freelancers sharing documents with clients • Anyone who needs to compress, scan, convert, sign or organize PDFs YOUR DOCUMENTS, YOUR WORKFLOW Manage everyday PDF tasks with a collection of practical tools in one place. Spend less time organizing files and make documents easier to prepare and share. If the app's features are available entirely on-device, you can also highlight offline use and local document processing. Download Compress PDF: Reduce File Size and simplify your everyday PDF tasks. Subscription Information The app offers weekly and monthly auto-renewing subscriptions, along with a one-time purchase option where available. Payment is charged to your Apple Account upon confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the current period ends. You can manage or cancel subscriptions in your Apple Account settings. Any unused portion of a free trial, if offered, may be forfeited when purchasing a subscription, where applicable. Privacy Policy: https://sites.google.com/view/developer-info/privacy-policy Terms of Use: https://sites.google.com/view/developer-info/terms-of-use

About

PDF Compressor

Reduce the size of your PDF documents without sacrificing quality. Optimize PDFs for storage, sharing, and faster loading. Effortlessly manage and share your compressed files anywhere.

Highlights
  • Efficient PDF compression
  • Retain document quality
  • User-friendly file management
  • Easy sharing via multiple platforms
  • Optimize for storage and transfer
Features
Read full description

Unlock the full potential of your PDF files with our powerful PDF Compressor app! Seamlessly reduce the size of your PDF documents without compromising on quality. Whether you need to save storage space on your device, share files more efficiently, or simply optimize your PDFs for faster loading, our app has you covered. Key Features: Efficient Compression: Our advanced compression algorithms ensure that your PDF files are reduced to the smallest possible size without sacrificing quality. Experience faster file transfers, quicker uploads, and more efficient storage utilization. Retain Quality: Rest assured that your document's quality remains intact throughout the compression process. Our app maintains the integrity of text, images, and formatting to ensure your content looks as good as ever. File Management: Organize and manage your compressed PDF files effortlessly. Access a user-friendly file manager to rename, delete, or share your optimized documents with ease. Share Anywhere: Compressed PDFs are perfect for sharing via email, messaging apps, or cloud storage. Share your files hassle-free with colleagues, clients, or friends, knowing they'll receive a lightweight yet high-quality document. Subscription Policy - Subscriptions are billed weekly or monthly at the rate selected depending on the subscription plan. - Payment will be charged to iTunes Account at confirmation of purchase - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions auto-renew at the cost of the chosen package, unless cancelled 24-hours in advance prior to the end of the current period. Subscriptions may be managed by going to your iTunes Account Settings after purchase. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Privacy Policy - https://sites.google.com/view/pdfcompress/projects Service Terms - https://sites.google.com/view/pdfcompress/terms

Screenshots

Compress PDF4 screens
PDF Compressor4 screens

Verdict

The call

The clearest difference is review sentiment: Compress PDF at 89% against PDF Compressor's 0%. Compress PDF also leads on rating (4.8 vs 4.3). PDF Compressor's advantage is ads (none vs shown) and ratings volume (83 vs 6). On price, update cadence, in-app purchases and monetization model 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. Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days and PDF Compressor sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Compress PDF holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: PDF Compressor has 83 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 89% of Compress PDF's written reviews are positive against 0% of PDF Compressor's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 weeks. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Compress PDF versus PDF Compressor: the parameters behind the verdict, then further details
ParameterCompress PDFPDF Compressor
PriceFreeFree
Rating4.8 (6 ratings) — better4.3 (83 ratings)
Positive reviews88.9% of reviews — better0.0% of reviews
Number of ratings683 — better
Update frequencyEvery 6 weeksEvery 6 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.617.0 — better
Further details — not scored
Size49 MB61 MB
Age rating4+4+
DeveloperRahul AlagiyaNEXTPIXEL APPS LLP

Customer experience

Compress PDF

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

PDF Compressor

All ratings83 ratings
Positive80.7%
Neutral3.6%
Negative15.7%
Written reviews13 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

Compress PDF

Subscriptions2
  • Weekly Subscription$2.997 Days
  • Monthly Subscription$4.991 Month
One-time1
  • Convert Images To PDF$14.99
3 purchases

PDF Compressor

Subscriptions3
  • File Compressor - PDF2 variants$4.997 Days
  • File Compressor - PDF3 Days trial$7.997 Days
  • PDF Compressor - Resize file3 Days trial$9.991 Month

Questions

Is Compress PDF free?
Compress PDF is free to download, with in-app purchases available.
Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Which has better reviews, Compress PDF or PDF Compressor?
Compress PDF is rated higher. Compress PDF averages 4.8 out of 5 from 6 ratings, while PDF Compressor averages 4.3 from 83 ratings.
Do Compress PDF or PDF Compressor have ads?
Compress PDF shows ads; PDF Compressor does not.
Which is updated more often, Compress PDF or PDF Compressor?
Compress PDF ships an update every 6 weeks, and PDF Compressor every 6 weeks. Most recently, Compress PDF was updated on October 24, 2026 and PDF Compressor on October 24, 2026.

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