Comparison

Shelf vs PDF Scanner

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

Head to head
About

Shelf

Organize and showcase your collections with photos and details. Discover new items from other collectors and connect with a global community of enthusiasts. Share your passion and finds with ease.

Highlights
  • Create and showcase collections
  • Add photos and details
  • Discover rare items
  • Connect with collectors
  • Organize and tag items
  • Share finds globally
Features
Read full description

Welcome to the premier destination for collectors worldwide! Shelf is an app that combines the thrill of collecting with the social experience of Instagram. Unleash your inner enthusiast and join a vibrant community where you can seamlessly add, manage, share, and explore an endless array of treasures from various collections. Key Features: Create and Showcase Your Collections Effortlessly add and showcase your unique possessions. Snap photos, add details and create a stunning digital showcase of your collections. Discover Rare Gems Dive into a vast universe of collections ranging from vintage vinyl records to rare comic books. Explore curated collections from fellow enthusiasts and discover unique items you never knew existed. Connect with Collectors Worldwide Forge connections with collectors who share your passion. Engage in conversations, swap stories, and build lasting connections with like-minded individuals. Effortless Management Keep your collection organized with intuitive management tools. Easily organize, tag, and track your items. Share Your Finds Showcase your latest acquisitions with a global audience. Share your passion on social media platforms or within the Shelf community. Whether you're a seasoned collector or just starting your journey, Shelf is your digital harbor for all things collectible. Download now and immerse yourself in a world where passion meets community. Your next rare find is just a tap away!

About

PDF Scanner

Streamline your workflow with powerful PDF management tools. Scan documents, convert PDFs to voice, and organize your files with ease. Offers unlimited access through weekly or yearly subscription plans.

Highlights
  • Scan documents to PDF
  • Convert PDF to Voice
  • Edit PDF documents
  • Sign PDF documents
  • Compress PDF files
  • Organize PDF documents
Features
Read full description

Unlock the ultimate PDF management experience with PDF Organizer: Edit, Sign, Scan. This powerful application is designed to streamline your workflow and enhance your productivity by providing a robust set of tools for handling PDF documents with ease. In order to have unlimited access of the scanning, PDF to Voice feature, compression, subscribe to the Weekly plan for $4.99 with 3 days free trial or the Yearly plan for $19.99. Subscription Information: Payment will be charged to your iTunes account upon purchase confirmation. Subscriptions automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current billing period. You can manage and cancel your subscription in your iTunes account settings. Privacy Policy: https://docs.google.com/document/d/1e3u39MZ4U2plxoYHIC-C1oZ17zsCt6RdOmkGLMmtIPU/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/14S_YxUAiHXSSR0lrFImlmvH4zNwHG78_Cupol_Onwho/edit?usp=sharing

Screenshots

Shelf4 screens
PDF Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: Shelf at none against PDF Scanner's 8. Shelf also leads on ratings volume (53 vs 15). PDF Scanner's advantage is update cadence (every 3 days vs every 2 weeks). On price, rating, ads 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 Scanner sells 8 in-app purchases, starting at $4.99 per 7 days. Shelf asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Scanner holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 53 and 15 respectively.

UpkeepUpdate frequency

Shelf ships an update every 2 weeks, PDF Scanner every 3 days. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Shelf versus PDF Scanner: the parameters behind the verdict, then further details
ParameterShelfPDF Scanner
PriceFreeFree
Rating4.4 (53 ratings)4.6 (15 ratings) — better
Positive reviews81.3% of reviews—
Number of ratings53 — better15
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhoneiPhone
Requires iOS17.016.0 — better
Further details — not scored
Size52 MB39 MB
Age rating4+4+
DeveloperUKRSOFTPOSTACH, TOVElena Dorothy

Customer experience

Shelf

All ratings53 ratings
Positive86.8%
Neutral3.8%
Negative9.4%
Written reviews32 reviews
Positive81.3%
Neutral3.1%
Negative15.6%

PDF Scanner

All ratings15 ratings
Positive86.7%
Neutral6.7%
Negative6.7%

In-app purchases

None

Shelf

No in-app purchases

8 purchases

PDF Scanner

Subscriptions8
  • Scan any documents to PDF3 Days trial$4.997 Days
  • Scan any documents to PDF3 Days trial$6.997 Days
  • Scan any documents to PDF$9.991 Year
Show 5 more
  • Scan any documents to PDF3 Days trial$14.993 Months
  • Scan any documents to PDF$14.991 Year
  • Scan any documents to PDF3 Days trial$19.991 Year
  • Scan any documents to PDF$19.991 Year
  • Scan any documents to PDF3 Days trial$29.991 Year

Questions

Is Shelf free?
Shelf is free to download, with no in-app purchases.
Is PDF Scanner free?
PDF Scanner is free to download, with in-app purchases available.
Which has better reviews, Shelf or PDF Scanner?
PDF Scanner is rated higher. Shelf averages 4.4 out of 5 from 53 ratings, while PDF Scanner averages 4.6 from 15 ratings.
Do Shelf or PDF Scanner have ads?
Neither Shelf nor PDF Scanner shows ads.
Which is updated more often, Shelf or PDF Scanner?
Shelf ships an update every 2 weeks, and PDF Scanner every 3 days. Most recently, Shelf was updated on November 8, 2026 and PDF Scanner on October 30, 2026.

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