Comparison

KangaROOS 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

KangaROOS

Control LED lights from your phone to create custom patterns, text, and graffiti. The app also syncs light effects with music and microphone input.

Highlights
  • LED light control
  • Pattern creation
  • Text display
  • Graffiti mode
  • Music rhythm sync
  • Microphone rhythm sync
Features
Read full description

KangaROOS can control LED lights through the mobile phone APP to achieve patterns, text, graffiti, music rhythm, microphone rhythm function.

About

PDF Compressor

Easily reduce the file size of PDFs and images without sacrificing quality. This utility helps you shrink large documents for sharing, uploading, or saving storage space on your device.

Highlights
  • Compress PDF files
  • Compress images
  • Custom compression levels
  • Fast PDF processing
  • Saved files manager
  • Download & share files
Features
Read full description

PDF Compressor – Compress PDF & Reduce File Size PDF Compressor is a fast, reliable, and easy-to-use app that helps you compress PDF files and images, reduce file size, and save storage on your device. If you need a simple way to shrink large PDFs for sharing, uploading, or archiving, this app is built for you. With advanced compression technology, PDF Compressor allows you to reduce PDF size without losing quality. You can also compress images to make them easier to upload, email, or store. Whether you are working with business documents, study material, invoices, or scanned files, this app helps you manage everything efficiently. Key Features: • Compress PDF Files – Reduce PDF file size quickly and securely • Image Compressor – Compress images without noticeable quality loss • Custom Compression Levels – Low, Medium, and Custom options • Fast PDF Processing – Optimized for speed and performance • Saved Files Manager – Access and manage compressed PDFs easily • Download & Share Files – Save compressed files instantly • Simple & Modern Interface – Designed for iPhone and iPad users Perfect for: - PDF compression for email and cloud upload - Reducing file size for online forms and portals - Saving storage on your iPhone or iPad - Students, professionals, and business users PDF Compressor is a subscription-based app. Premium features such as unlimited PDF compression, advanced compression controls, and enhanced file management require an active subscription. Privacy Policy: https://health-fitness-pro.fit/privacy Terms of Use: https://health-fitness-pro.fit/terms

Screenshots

KangaROOS4 screens
PDF Compressor4 screens

Verdict

The call

The clearest difference is rating: PDF Compressor at 5.0 against KangaROOS's 3.0. KangaROOS's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, update cadence 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 Compressor sells 3 in-app purchases, starting at $1.99 per 7 days. KangaROOS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Compressor holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

Scorecard6 real differences · 4 level
KangaROOS versus PDF Compressor: the parameters behind the verdict, then further details
ParameterKangaROOSPDF Compressor
PriceFreeFree
Rating3.0 (6 ratings)5.0 (2 ratings) — better
Positive reviews40.0% of reviews—
Number of ratings6 — better2
Update frequencyMonthlyMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS8.0 — better16.6
Further details — not scored
Size15 MB14 MB
Age rating4+4+
Developer玲玉 代ESPRESSO TECH (SMC-PRIVATE) LIMITED

Customer experience

KangaROOS

All ratings6 ratings
Positive50.0%
Neutral16.7%
Negative33.3%
Written reviews10 reviews
Positive40.0%
Neutral10.0%
Negative50.0%

PDF Compressor

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

KangaROOS

No in-app purchases

3 purchases

PDF Compressor

Subscriptions3
  • Weekly Access$1.997 Days
  • Monthly Access$3.991 Month
  • Yearly Access$29.991 Year

Questions

Is KangaROOS free?
KangaROOS is free to download, with no in-app purchases.
Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Which has better reviews, KangaROOS or PDF Compressor?
PDF Compressor is rated higher. KangaROOS averages 3.0 out of 5 from 6 ratings, while PDF Compressor averages 5.0 from 2 ratings.
Do KangaROOS or PDF Compressor have ads?
PDF Compressor shows ads; KangaROOS does not.
Which is updated more often, KangaROOS or PDF Compressor?
KangaROOS ships an update monthly, and PDF Compressor monthly. Most recently, KangaROOS was updated on October 24, 2026 and PDF Compressor on October 26, 2026.

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