Comparison

PDF Compressor vs Compress PDF

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

Head to head
About

PDF Compressor

Reduce the size of your PDF documents with this easy-to-use tool. Select your file, choose the desired output quality, and compress your PDFs with a single tap. Save disk space and speed up uploads and downloads.

Highlights
  • Compress PDF files
  • Reduce PDF file size
  • Select output PDF quality
  • Easy-to-use interface
  • Single-tap compression
Features
Read full description

If you want to reduce your PDF file size, save your disk space back and faster on uploads and downloads, ... then let PDF Compressor - Compress PDF File app help you. You can easily compress your PDF files right on your device, with just one tap to select your file Select quality of output PDF to reduce file size PDF. PDF Compressor is a tool to compress PDF documents to reduce PDF file size. Compress PDF files allows you to select heavy PDF files to reduce their size. PDF compressor will simply reduce pdf file size with a single tap. PDF Compressor is free and the best tool to reduce PDF file size. Do download this compressor app and tell us more about how we can improve it. Compressing PDF file size makes it possible for anyone to reduce your PDF document size, especially useful for those PDF files with many scan graphics and photos. Compressed PDF documents require less disk space for storage and faster uploads and downloads save transmission time and cost. This app gives you access to compression options to help you to reduce PDF file size without compromising the document's integrity. Compress PDF File rewrites the entire PDF documents using selected compression options as efficiently as possible. Some PDF documents might not get compressed, because the PDF documents might be already compressed or have nothing much to compress. With our simple and easy-to-use app, you can compress/reduce pdf file sizes using your IOS device. Compress PDF file size has the following features: - Very smart and easy-to-use PDF compressor. - Compress PDF files to reduce PDF file size.

About

Compress PDF

Easily reduce the size of PDF files for efficient storage and sharing. Offers adjustable quality levels and on-device processing for privacy. An optional Pro upgrade provides unlimited compressions, target file size control, and an ad-free experience.

Highlights
  • Compress PDFs by adjustable quality
  • Reduce PDF file size quickly
  • Preview original vs. compressed size
  • Share or save compressed PDFs
  • Private and secure on-device processing
  • Target file size control (Pro)
  • Unlimited compressions (Pro)
Read full description

Compress PDFs and make PDFs smaller easily. Optimize PDFs for storage and sharing. Need to format a document for printing, work, or official submission? Resize PDF pages to A4, Letter, Legal, Tabloid, A3, and Custom Dimensions. Features: • Adjustable Quality: Use a simple slider to balance file size • Target Size: Set a goal size • Live Preview: Compare original vs. compressed file size instantly • Quick Share: Easily save to Files or share via email and messages • Smart Document Scanner: Capture and crop documents cleanly right from your camera • Photos to PDF: Convert your images and photos directly into a clean PDF document • Quick Text Creator: Convert plain text typed on your keyboard directly into flat, print-ready text documents • Advanced Organizer: Merge separate files together or cleanly extract specific pages into a new document • Live Text OCR: Instantly lift editable text directly out of captured images • PDF Markup: Annotate documents by drawing, highlighting, and adding text directly to the page PDFs are flattened during export. Text, links, and bookmarks will no longer be selectable. Free users: • Standard PDF Compression (1 per day) • Standard A4 Resizing (1 per day) • Photos to PDF conversion (1 per day) • Quick Text to PDF documents (1 per day) • PDF Markup & Annotation tools (1 per day) Premium unlocks: • Target File Size mode (specify KB/MB) • Merge separate PDFs together • Extract specific pages into a new file • Live Text OCR Extraction • Custom Page Sizer & All Page Formats • No Daily Limit Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://shotexstudio.com/compress-pdf-resize-pdf/ On-Device Processing: Private and secure—no files ever leave your phone.

Screenshots

PDF Compressor3 screens
Compress PDF3 screens

Verdict

The call

PDF Compressor and Compress PDF both sit at 4.6 stars, but that hides the real split: 100% of Compress PDF's written reviews are positive against 26% of PDF Compressor's. Compress PDF also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). PDF Compressor's advantage is in-app purchases (none vs 3) and ratings volume (813 vs 14). On price, rating 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. Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days. PDF Compressor asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for PDF Compressor against 4.7 for Compress PDF. That said, the two scores are not equally well evidenced: PDF Compressor has 813 ratings behind it against 14, so its average is the more settled of the two. Written reviews are what separate them: 26% of PDF Compressor's written reviews are positive against 100% of Compress PDF's.

UpkeepUpdate frequency

PDF Compressor ships an update every 2 months, Compress PDF fortnightly. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

Scorecard7 real differences · 3 level
PDF Compressor versus Compress PDF: the parameters behind the verdict, then further details
ParameterPDF CompressorCompress PDF
PriceFreeFree
Rating4.6 (813 ratings)4.7 (14 ratings) — better
Positive reviews26.0% of reviews100.0% of reviews — better
Number of ratings813 — better14
Update frequencyEvery 2 monthsFortnightly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size11 MB7 MB
Age rating4+12+
DeveloperVishalbhai VaghasiyaPremiumAl Limited

Customer experience

PDF Compressor

All ratings813 ratings
Positive90.5%
Neutral2.5%
Negative7.0%
Written reviews50 reviews
Positive26.0%
Neutral0.0%
Negative74.0%

Compress PDF

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

PDF Compressor

Reported bugs

9 issues
  • App crashes on second compression attempt
  • File size increases instead of decreasing
  • App exits unexpectedly after compression
  • Compressed file unrecognizable or corrupted
  • Keyboard numbers display as blank
Show 4 more
  • Slow compression times (5+ minutes for small files)
  • Unable to save or retrieve compressed files
  • Document pages expand instead of compress
  • App crashes on launch

Requested features

5 requests
  • Reduce or eliminate advertisements
  • Add compression quality/control settings
  • Batch file compression capability
  • Improved preview functionality for multiple documents
  • Better file naming conventions for compressed files

Compress PDF

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

PDF Compressor

No in-app purchases

3 purchases

Compress PDF

Subscriptions1
  • Premium Weekly$2.997 Days
One-time2
  • Premium$4.99
  • Premium$5.99

Questions

Is PDF Compressor free?
PDF Compressor is free to download, with no in-app purchases.
Is Compress PDF free?
Compress PDF is free to download, with in-app purchases available.
Which has better reviews, PDF Compressor or Compress PDF?
Compress PDF is rated higher. PDF Compressor averages 4.6 out of 5 from 813 ratings, while Compress PDF averages 4.7 from 14 ratings.
Do PDF Compressor or Compress PDF have ads?
PDF Compressor shows ads; Compress PDF does not.
Which is updated more often, PDF Compressor or Compress PDF?
PDF Compressor ships an update every 2 months, and Compress PDF fortnightly. Most recently, PDF Compressor was updated on September 21, 2026 and Compress PDF on September 15, 2026.

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