Comparison

Bookshop.org vs EEPP

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

Head to head
About

Bookshop.org

Read your ebooks and discover new titles while supporting independent bookstores. All ebook purchases made through this platform directly benefit local bookshops, ensuring their continued success in the digital age.

Highlights
  • Read ebooks from your library
  • Browse millions of ebooks
  • Add titles to wishlist
  • Support local bookstores with purchases
  • Connect seamlessly with Bookshop
Features
Currently charting
Read full description

Bookshop.org’s mission is simple: We help local, independent bookstores thrive by giving more than 80% of our profits back to our network of 3,000+ stores. In our app, you can read millions of ebooks - and every purchase supports an independent bookstore near you! In the Bookshop app you can: - Read your ebooks in our customizable ebook reader. - Browse millions of titles and discover your next favorite read in romance, thrillers, mystery, fiction, non-fiction, memoir, and more. - Organize your TBR into custom shelves. - Highlight in five different colors, and add notes to your highlighted passages. - Sort & filter highlights and notes by date created, book order, and more. - Save titles to your wishlist so you can read them later. - Shop knowing that over 80% of the profit goes directly to local, independent bookstores. We’re a Certified B Corp, and we’ve raised more than $50 million for independent bookstores nationwide since 2020. Download the Bookshop.org app to support bookstores, not billionaires.

About

EEPP

This comprehensive aviation reference book provides plain English explanations of essential information for all pilots, from students to airline captains. It covers everything from props to heavy jets in a detailed, interactive digital format.

Highlights
  • Plain English explanations of aviation topics
  • Interactive Table of Contents and Index
  • Highlighting, underlining, and note-taking
  • Drawing and writing directly on pages
  • Siri text-to-speech functionality
  • Insert custom images and diagrams
  • Purchase new editions within the app
Features
Read full description

EVERYTHING EXPLAINED for the PROFESSIONAL PILOT - 15th EDITION. For the Private Pilot or the Airline Captain… by far the #1 BEST SELLING aviation reference book in the world! Excruciatingly detailed PLAIN ENGLISH explanations of EVERYTHING essential for EVERY pilot. From student to airline captain… all will benefit. The ULTIMATE REFERENCE BOOK that explains all aspects of aviation from PROPS to HEAVY JETS. 450 pages crammed with virtually EVERY scrap of information essential and necessary for EVERY PILOT. If you can’t find it here you probably don’t need to know it. **Virtually identical to the best-selling print book but in full hi-def color. **Infinitely and crisply zoomable in Portrait, Landscape, or Multi-page views. **Totally interactive Table of Contents and INDEX zip you immediately to the page you’re looking for no matter what key word you could possibly imagine. **Highlight or underline text in any color. **Create notes in several different formats. **Add your own text anywhere in any font, font size, or color. **Bookmark pages and have access to only the bookmarked or annotated pages. **Write or draw directly on the page with your finger or stylus in any color. **Link effortlessly to an instant Google search of any selected text for further research. **Eyes getting tired? Select a portion of text, or even entire pages and Siri will read it out loud for you. **You even have the ability to insert any picture or diagram on your iPad’s camera roll directly into the app. Then size and position it anywhere you like. Tons of interesting possibilities with this truly unique feature. Photos or screen shots of your current aircraft’s systems maybe? Stick them anywhere in a related section and size them at will. WOW! **Purchase new editions from within the app and access old editions for cross-reference as regulations change.

Screenshots

Bookshop.org4 screens

Verdict

The call

Bookshop.org and EEPP both sit at 4.8 stars, but that hides the real split: 94% of EEPP's written reviews are positive against 57% of Bookshop.org's. Bookshop.org's advantage is in-app purchases (none vs 1) and update cadence (every 5 days vs every 4 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. EEPP sells 1 one-off in-app purchase. Bookshop.org asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Bookshop.org against 4.8 for EEPP. That said, the two scores are not equally well evidenced: Bookshop.org has 2.3K ratings behind it against 51, so its average is the more settled of the two. Written reviews are what separate them: 57% of Bookshop.org's written reviews are positive against 94% of EEPP's.

UpkeepUpdate frequency

Bookshop.org ships an update every 5 days, EEPP every 4 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 5 level
Bookshop.org versus EEPP: the parameters behind the verdict, then further details
ParameterBookshop.orgEEPP
PriceFreeFree
Rating4.8 (2.3K ratings)4.8 (51 ratings) — better
Positive reviews56.7% of reviews94.4% of reviews — better
Number of ratings2.3K — better51
Update frequencyEvery 5 days — betterEvery 4 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#191 — better—
DevicesiPhone, iPad — betteriPad
Requires iOS16.415.6 — better
Further details — not scored
Size111 MB125 MB
Age rating12+4+
DeveloperBookshop, Inc.Aviation Press, LLC

Customer experience

Bookshop.org

All ratings2,175 ratings
Positive94.3%
Neutral3.2%
Negative2.5%
Written reviews180 reviews
Positive56.7%
Neutral22.8%
Negative20.6%

EEPP

All ratings21 ratings
Positive95.2%
Neutral0.0%
Negative4.8%
Written reviews36 reviews
Positive94.4%
Neutral0.0%
Negative5.6%

Bugs and requests

Bookshop.org

Reported bugs

4 issues
  • Inability to remember last page read
  • Scrolling issues and unexpected page skipping
  • Formatting problems (stripped italics, weird paragraph spacing)
  • Settings not persisting between app sessions

Requested features

7 requests
  • More font and theme options
  • Ability to adjust line spacing, margins, and other formatting
  • Implement highlighting, annotation, and note-taking features
  • Add search functionality
  • Improve page turning and navigation
Show 2 more
  • Provide better dark mode/night reading experience
  • Sync reading progress across devices

EEPP

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Bookshop.org

No in-app purchases

1 purchases

EEPP

One-time1
  • EEPP - 15th Edition$59.99

Questions

Is Bookshop.org free?
Bookshop.org is free to download, with no in-app purchases.
Is EEPP free?
EEPP is free to download, with in-app purchases available.
Which has better reviews, Bookshop.org or EEPP?
EEPP is rated higher. Bookshop.org averages 4.8 out of 5 from 2.3K ratings, while EEPP averages 4.8 from 51 ratings.
Do Bookshop.org or EEPP have ads?
Neither Bookshop.org nor EEPP shows ads.
Which is updated more often, Bookshop.org or EEPP?
Bookshop.org ships an update every 5 days, and EEPP every 4 weeks. Most recently, Bookshop.org was updated on November 3, 2026 and EEPP on October 30, 2026.

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