Comparison

PDF Master vs Space Cleaner

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

Head to head
About

PDF Master

This app offers a comprehensive suite of tools for managing PDF documents on iOS. It allows users to scan physical documents and gallery images into PDFs, create new PDFs from scratch, view existing files, merge multiple PDFs, and extract text using OCR technology.

Highlights
  • Scan photos to PDF
  • Convert gallery images to PDF
  • Create new PDF files
  • View and read PDF documents
  • Merge multiple PDF files
  • OCR text recognition
Features
Read full description

PDF Master - Your Ultimate PDF Companion Welcome to PDF Master, the powerful and user-friendly iOS PDF app that provides a comprehensive solution for all your PDF needs. Whether you need to scan photos to PDF, organize gallery images, create new PDF, view, or merge existing PDF files, PDF Master has you covered. - Scan Photos to PDF: Effortlessly convert your physical documents, photos, or handwritten notes into high-quality PDF documents. - Convert Gallery Images to PDF: Select images from your gallery, quickly create beautiful PDF files for easy sharing and storage. - Create PDF Files: Build new PDF from scratch, add text, images, and annotations, tailor your documents to your liking. - View PDF: Browse and read PDF files, with support for page zoom, rotation, and soon-to-come bookmark features, ensuring a comfortable reading experience. - Merge PDF Files: Combine multiple PDF files into one, effortlessly manage and organize your documents. - OCR (Text Recognition): Utilize OCR technology to extract text from scanned documents, making content more searchable and editable. PDF Master is your ideal choice for working with PDF files in various scenarios, whether in the office, school or daily life. Download PDF Master now and start a convenient new way to manage PDF documents! Payment & Subscription Terms: Choose between the following subscription options for unlimited access to all features: You may cancel your subscription at any time You can cancel auto-renewal at any time, given that the cancellation is at least 24 hours before the end of the current period. Any unused portion of a free trial period will be forfeited when making a purchase of an auto-renewing subscription. Manage your subscription directly from your iPhone Subscriptions can be managed by the user and auto-renewal can be turned off by going to the Account Settings: Account Settings: - Open the Settings app. - Tap your name. - Tap Subscriptions. - Tap the subscription that you want to manage. For app support and more information, reach out to us at: kma45143@outlook.com Privacy policy: https://sites.google.com/view/pdf-master-privacy-policy/ Terms of use: https://sites.google.com/view/pdfmastertermsofuse/

About

Space Cleaner

This app helps you organize and manage all your files, including documents, photos, and videos. It offers features like duplicate photo cleanup, file conversion, compression, and a powerful search function to free up storage space and boost productivity.

Highlights
  • File organization and management
  • Duplicate photo and video cleanup
  • File preview and search
  • Document and media format conversion
  • File compression and decompression
  • Storage space cleanup
Features
Read full description

"Space Cleaner: File Manager" is a powerful file management app. "Space Cleaner: File Manager" can Classify, Sort, Search, Preview Files. Whether managing office documents, photos, videos, or downloads.it can also Cleanup Duplicate Photos and Videos, Clean Phone Storage. File Manager makes file management effortless, enhancing your productivity. "Space Cleaner: File Manager" provides you with a lot of file manager features: 1. File Organization and Management: File Categorization:Automatically categorize documents, images, videos, downloads, and more. File Sorting:Sort files by modification date, name, type, or size with both icon and list views. 2. File Operations: Batch Operations: Support batch deletion, moving, copying, and compressing files for efficient management. File Upload and Creation:Upload scanned documents, take photos, select from the gallery, and create text files and folders. 3. File Preview and Search: File Search:Quickly search by file name to precisely locate the files you need. File Preview:Preview PDF, Word, txt, PPT documents, play video and audio files, and view images. 4. Format Conversion: Document Format Conversion: Convert between PDF, Word, txt, PPT, and other document formats. Image Format Conversion: Convert images between png, jpg, svg, jpeg, and other formats. Audio Format Conversion: Support conversion of audio files such as mp3, wav, wma, m4a, and more. Video Format Conversion: Convert videos between mp4, mov, avi, wmv, and other formats. 5. File Compression and Decompression: File Compression/Decompression: Support zip, rar, and other archive formats for compressing and decompressing files, saving storage space. 6. Phone Cleaner: Photo Cleaning: Automatically categorize and delete duplicate photo and remove duplicate video, clean large video, free up blurry photo, and burst shots/screenshots. Cleanup Storage Space: Identify and cleanup unnecessary files to freeup storage space. Choose one of the subscription options below to get unlimited access to all file manager features: • Weekly Subscription • Yearly Subscription FREE TRIAL FOR 3 DAYS - OFFERING UNLIMITED FILE MANAGER FOR A LIMITED TIME You may cancel your subscription at any time Free trial allows you unlimited access to all file manager features for the duration of 3 days. Your account will be automatically charged for renewal, based on the annual subscription plan, within 24 hours before the end of the 3 days free trial period. You can cancel auto-renewal at any time, given that the cancellation is at least 24 hours before the end of the current period. Any unused portion of a free trial period will be forfeited when making a purchase of an auto-renewing subscription. Manage your subscription directly from your iPhone, Subscriptions can be managed by the user and auto-renewal can be turned off by going to the Account Settings: - Open the Settings app. - Tap your name. - Tap Subscriptions. - Tap the subscription that you want to manage. Privacy Policy: https://sites.google.com/view/privacy-policyfile Terms of Use: https://sites.google.com/view/terms-of-use-file

Screenshots

PDF Master4 screens
Space Cleaner4 screens

Verdict

The call

The clearest difference is review sentiment: Space Cleaner at 44% against PDF Master's 9%. Space Cleaner also leads on ratings volume (3.7K vs 200) and rating (4.5 vs 4.3). On price, update cadence, ads and in-app purchases 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 Master sells 12 in-app purchases, starting at $0.99 per 7 days and Space Cleaner sells 12 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Space Cleaner holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: Space Cleaner has 3.7K ratings behind it against 200, so its average is the more settled of the two. Written reviews point the same way: 9% of PDF Master's written reviews are positive against 44% of Space Cleaner's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

Scorecard3 real differences · 7 level
PDF Master versus Space Cleaner: the parameters behind the verdict, then further details
ParameterPDF MasterSpace Cleaner
PriceFreeFree
Rating4.3 (200 ratings)4.5 (3.7K ratings) — better
Positive reviews9.1% of reviews44.3% of reviews — better
Number of ratings2003.7K — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationSubscriptionSubscription
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size119 MB197 MB
Age rating4+4+
DeveloperCheeseJoy AppsAppCentury Apps

Customer experience

PDF Master

All ratings200 ratings
Positive79.0%
Neutral7.0%
Negative14.0%
Written reviews11 reviews
Positive9.1%
Neutral0.0%
Negative90.9%

Space Cleaner

All ratings3,736 ratings
Positive87.7%
Neutral6.0%
Negative6.3%
Written reviews61 reviews
Positive44.3%
Neutral3.3%
Negative52.5%

Bugs and requests

PDF Master

Not enough reviews yet to summarise bugs or requests.

Space Cleaner

Reported bugs

2 issues
  • Subscription charges even without using the app
  • Unclear how to delete the app

Requested features

2 requests
  • Provide clear subscription details
  • Add option to easily cancel subscription

In-app purchases

12 purchases

PDF Master

Subscriptions11
  • PDF Master$0.997 Days
  • weekly3 Days trial$4.997 Days
  • PDF Master PRO 1 Week$5.997 Days
Show 8 more
  • PDF Master PRO 1 Week3 Days trial$5.997 Days
  • PDF Master PRO 1 Week7 Days trial$5.997 Days
  • PDF Master PRO 1 Week3 Days trial$9.997 Days
  • PDF Master PRO 1 Week7 Days trial$9.997 Days
  • Monthly Pro$9.991 Month
  • PDF Master PRO 1 Year$29.991 Year
  • PDF Master PRO 1 Year$34.991 Year
  • PDF Master PRO 1 Year$39.991 Year
One-time1
  • PDF Master Pro$19.99
12 purchases

Space Cleaner

Subscriptions12
  • File Manager Pro 1 Week3 Days trial$5.997 Days
  • File Manager Pro 1 Week7 Days trial2 variants$6.997 Days
  • File Manager Pro 1 Week7 Days trial$8.997 Days
Show 9 more
  • File Manager Pro 1 Week7 Days trial2 variants$9.997 Days
  • File Manager Pro 1 Week3 Days trial$9.997 Days
  • File Manager Pro 1 Month1 Month trial$9.991 Month
  • File Manager Pro 1 Week3 Days trial$12.997 Days
  • File Manager Pro 1 Week7 Days trial$12.997 Days
  • File Manager Pro 1 Year$29.991 Year
  • File Manager Pro 1 Year$34.991 Year
  • File Manager Pro 1 Year$39.991 Year
  • File Manager Pro 1 Year3 Days trial$59.991 Year

Questions

Is PDF Master free?
PDF Master is free to download, with in-app purchases available.
Is Space Cleaner free?
Space Cleaner is free to download, with in-app purchases available.
Which has better reviews, PDF Master or Space Cleaner?
Space Cleaner is rated higher. PDF Master averages 4.3 out of 5 from 200 ratings, while Space Cleaner averages 4.5 from 3.7K ratings.
Do PDF Master or Space Cleaner have ads?
Both PDF Master and Space Cleaner show ads.
Which is updated more often, PDF Master or Space Cleaner?
PDF Master ships an update every 2 weeks, and Space Cleaner every 2 weeks. Most recently, PDF Master was updated on September 27, 2026 and Space Cleaner on September 28, 2026.

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