Comparison

PDF Book Reader vs OMO

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

Head to head
About

PDF Book Reader

Easily read, manage, and annotate PDF books and documents. This app offers a smooth reading experience, powerful annotation tools, and seamless cloud integration. Organize, search, and share your PDFs with ease.

Highlights
  • Natural PDF reading and navigation
  • PDF bookmarking and annotation
  • Text search and OCR extraction
  • PDF merging and page rearrangement
  • Cloud storage integration (Google Drive, Dropbox, iCloud)
  • File import and export via cloud and Files app
  • PDF sharing and printing
Features
Read full description

PDF Book Reader app helps you easily and naturally read PDF books and documents. It works as smooth as reading web pages in web browsers. PDF Book Reader is the best app to read, manage and annotate PDF Books and it works beautifully on iOS 14. The most powerful PDF Book reader, carefully designed and optimized specially for the iPhone & iPad. [ KEY FEATURES ] • Naturally read and navigate PDF books • Bookmark PDF e-Books • Annotate PDF e-Books • Search texts in entire PDF files • Extract texts by using OCR • Merge PDF files • Rearrange PDF pages by drag & drop • Connect with Google Drive, Dropbox, iCloud, Photos • Import files from Files, Photos, Google Drive, Dropbox • Automatically and securely save PDF files in Files app • Share PDF files via email, text (sms), cloud solutions • Print PDF files [ Upgrade to subscription version ] Upgrading to subscription version requires auto-renewal subscription. Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Links to Your Privacy Policy and Terms of Use: http://www.btoj.com.au/privacy.html http://www.btoj.com.au/terms.html Please feel free to contact us for anything.

About

OMO

Features
Read full description

Somos oficina virtual especializada en el sector de la construcción. Nuestros servicios se adaptan a las necesidades de los Autónomos y de las PYMES que no disponen de oficina ni personal administrativo, cumplimos con la normativa Verifactu.

Screenshots

PDF Book Reader4 screens
OMO4 screens

Verdict

The call

The clearest difference is in-app purchases: OMO at none against PDF Book Reader's 2. OMO also leads on ads (none vs shown). PDF Book Reader's advantage is update cadence (every 5 days vs every 4 weeks) and iOS requirement (13.0 vs 17.6). On price 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 Book Reader sells 2 in-app purchases, starting at $3.99 per month. OMO asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Book Reader ships an update every 5 days, OMO every 4 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Book Reader versus OMO: the parameters behind the verdict, then further details
ParameterPDF Book ReaderOMO
PriceFreeFree
Rating3.9 (32 ratings) — better—
Positive reviews63.2% of reviews—
Number of ratings32 — better—
Update frequencyEvery 5 days — betterEvery 4 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better17.6
Further details — not scored
Size46 MB2 MB
Age rating4+4+
DeveloperB TO J PTY LTDRODRIGUEZ HERNANDEZ JOSE MANUEL

In-app purchases

2 purchases

PDF Book Reader

Subscriptions2
  • 1 Month Subscription$3.991 Month
  • 1 Year Subscription$28.991 Year
None

OMO

No in-app purchases

Questions

Is PDF Book Reader free?
PDF Book Reader is free to download, with in-app purchases available.
Is OMO free?
OMO is free to download, with no in-app purchases.
Do PDF Book Reader or OMO have ads?
PDF Book Reader shows ads; OMO does not.
Which is updated more often, PDF Book Reader or OMO?
PDF Book Reader ships an update every 5 days, and OMO every 4 weeks. Most recently, PDF Book Reader was updated on October 27, 2026 and OMO on October 30, 2026.

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