Comparison

PDF Compressor vs PDF Offline

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

Head to head
About

PDF Compressor

Features
Read full description

PDF Compressor & Photo Optimizer — Everything on your iPhone, nothing in the cloud. Shrink PDFs and photos by up to 95% while you blink eyes. No internet required. No uploads. Your files never leave your device. --------------------------------- WHAT YOU CAN DO --------------------------------- COMPRESS PDF Reduce PDF file size with adjustable quality levels. Perfect for email attachments, web uploads, and freeing up storage. COMPRESS PHOTOS Shrink JPEG, PNG and HEIC images while keeping them sharp and shareable. SELECT & SPLIT PAGES Pick only the pages you need from any PDF using a visual thumbnail grid. MERGE & JOIN PDFs Combine multiple PDFs or images into a single document in seconds. PASSWORD LOCK & UNLOCK Protect sensitive PDFs with a password or remove password from encrypted files — all on-device, no cloud key storage. RECENT FILES Instantly access and re-share your recently compressed or edited files. ADD SIGNATURE Append signature to your PDFs and share them instantly ----------------------------------------- WHY CHOOSE PDF COMPRESSOR ----------------------------------------- 100% on-device - your documents never leave your iPhone or iPad No account, no subscription required to get started Works offline - compress on a plane, in a meeting, anywhere Supports Files app - open and save directly from iCloud, Dropbox and more iPad & Mac (Apple Silicon) ready Perfect for students, professionals, lawyers, and anyone who handles PDFs regularly.

About

PDF Offline

Features
Read full description

Core Features: - Merge PDF: Combine multiple PDFs into one with drag-and-drop sorting - Split PDF: Split by page range or fixed page count - Extract Pages: Pull out specific pages to create new files - Delete Pages: Remove unwanted pages - Reorder Pages: Drag to adjust PDF page order Format Conversion: - PDF to Image: Export as high-quality PNG/JPG - Image to PDF: Batch combine images into PDF - PDF to Text: Extract content or OCR scanned documents - Text to PDF: Quick document generation - Word/PPT/Excel to PDF: Offline Office document conversion Content Optimization: - Compress PDF: Reduce file size while keeping clarity - Rotate PDF: Batch adjust page orientation - Grayscale: Convert color to black and white for printing - Flatten: Remove comments and prevent editing Document Enhancement: - PDF Encryption: Add password protection - Add Watermark: Text or image watermarks - Add Page Numbers: Custom position and style - Edit Metadata: Modify title, author, and more Why LocalPDF? - 100% offline processing—files stay on your device - No upload required—complete privacy - Ready to use instantly - Clean, ad-free experience - Dark mode support EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

PDF Compressor4 screens
PDF Offline4 screens

Verdict

The call

The clearest difference is ads: PDF Offline at none against PDF Compressor's shown. PDF Offline also leads on device support (4 vs 2). On price, update cadence, in-app purchases and iOS requirement 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 Compressor sells 3 in-app purchases, starting at $2.99 per month and PDF Offline sells 3 in-app purchases, starting at $0.29 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 25, 2026.

Scorecard2 real differences · 4 level
PDF Compressor versus PDF Offline: the parameters behind the verdict, then further details
ParameterPDF CompressorPDF Offline
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS16.215.6 — better
Further details — not scored
Size31 MB18 MB
Age rating4+4+
DeveloperSwetha MB家林 黎

In-app purchases

3 purchases

PDF Compressor

Subscriptions3
  • Unlock All Photo PDF functionality$2.991 Month
  • Unlock All Photo PDF functionality$9.996 Months
  • Unlock All Photo PDF functionality$14.991 Year
3 purchases

PDF Offline

Subscriptions2
  • Weekly$0.297 Days
  • Annual3 Days trial$5.991 Year
One-time1
  • Lifetime$6.99

Questions

Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Is PDF Offline free?
PDF Offline is free to download, with in-app purchases available.
Do PDF Compressor or PDF Offline have ads?
PDF Compressor shows ads; PDF Offline does not.
Which is updated more often, PDF Compressor or PDF Offline?
PDF Compressor ships an update every 3 weeks, and PDF Offline every 3 weeks. Most recently, PDF Compressor was updated on October 25, 2026 and PDF Offline on October 25, 2026.

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