Comparison

Elsevier eBooks+ vs COA Practice Prep Test

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

Head to head
About

Elsevier eBooks+

Access your medical textbooks offline and enhance your learning with tools for note-taking, highlighting, and flashcard creation. Sync your progress and annotations across devices for a seamless study experience.

Highlights
  • Offline book access
  • Note-taking and highlighting
  • Flashcard creation
  • Cross-device syncing
  • In-book search
  • Figure viewing and zooming
Features
Read full description

The Elsevier eBooks+ Bookshelf companion app provides on and offline access to the books in your eBooks+ account on the Content Library page. Enhance your reading experience with tools designed to build and improve your medical knowledge; making and sharing notes, highlighting key text, and creating flashcards. Elsevier eBooks Features: • Download books to your iOS device for easy online or offline reading. • Simple, user-friendly navigation and a clean reading experience. • Search inside your current book or across your full library. • Select text to create notes or highlights from your mobile device. • Tap to open figures, view captions, and pinch to zoom. • Sync your bookmarks, last page read, and all of your notes and highlights between your iOS device and our desktop or web-based eBooks+ apps. Requirements: • Elsevier eBooks+ account • One or more books available in your eBooks+ Bookshelf account • iOS 17+

About

COA Practice Prep Test

Features
Read full description

Ready to launch your career in eye care? The COA Practice Test app by VirtuePrep is your complete mobile toolkit to prepare for the Certified Ophthalmic Assistant (COA) exam with confidence and flexibility. Whether you're entering the field of ophthalmology, upgrading from ophthalmic medical assistant to certified status, or preparing to work alongside an ophthalmologist or ophthalmic surgeon, this app covers everything you need for the COA exam—with 600+ expertly written practice questions, full answer explanations, and a cloud-powered, mobile-friendly design. Cloud-Based Convenience for Real-World Study ~ Always Updated: With our cloud-based platform, questions and explanations are updated regularly to reflect the latest IJCAHPO COA exam standards and ophthalmic practices ~ Cross-Device Syncing: Seamlessly transition between your iPhone, tablet, and desktop—your progress is saved and synced in real time ~ Offline Access: Download questions to continue reviewing without Wi-Fi—perfect for between classes, on lunch breaks, or commuting Powered by ELS™: Effective Learning Strategy ~ Chunking for Memory Mastery: ELS™ uses a psychology-based strategy to group related exam content together, helping you absorb and retain complex concepts like ocular anatomy, tonometry, refraction, and ophthalmic pharmacology ~ Real Learning, Not Just Rote: Every answer includes in-depth explanations to help you think like a COA and apply knowledge on exam day What You’ll Get in the App ~ 600+ Practice Questions designed to simulate the real COA exam ~ 5-Day Free Trial Access: Answer 10 questions per day and get a free Question of the Day ~ Full-Length Mock Exams: Mimic real testing conditions with our exam simulator ~ In-Depth Explanations: Learn the “why” behind each answer—critical for mastering ophthalmic assistant responsibilities ~ Topic-Based Review: Focus on areas like ocular pharmacology, surgery assisting, lensometry, visual fields, and patient care ~ Bookmark & Custom Quiz Tools: Save challenging questions and build your own mini-quizzes ~ Performance Tracker: Monitor accuracy, progress, and domain-specific readiness Perfect For: ~ Aspiring certified ophthalmic assistants ~ Ophthalmic technicians preparing for IJCAHPO’s COA certification ~ Medical assistants transitioning into ophthalmology ~ Techs working in surgical eye care settings who want COA certification ~ Students seeking a comprehensive COA exam practice app with mobile access VirtuePrep’s PASS OR IT’S FREE GUARANTEE At VirtuePrep, your success is our mission. If you complete the full program and don’t pass your COA test, we’ll refund your purchase. No hassle. No risk. Download today and start building your ophthalmic career the smart way—with VirtuePrep by your side.

Screenshots

Elsevier eBooks+4 screens
COA Practice Prep Test4 screens

Verdict

The call

The clearest difference is in-app purchases: Elsevier eBooks+ at none against COA Practice Prep Test's 2. COA Practice Prep Test's advantage is iOS requirement (13.0 vs 17.6). On price, update cadence, 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. COA Practice Prep Test sells 2 one-off in-app purchases. Elsevier eBooks+ asks for nothing beyond the download.

UpkeepUpdate frequency

Elsevier eBooks+ ships an update every 2 months, COA Practice Prep Test every 3 months. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
Elsevier eBooks+ versus COA Practice Prep Test: the parameters behind the verdict, then further details
ParameterElsevier eBooks+COA Practice Prep Test
PriceFreeFree
Rating4.7 (1.9K ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings1.9K — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size183 MB52 MB
Age rating4+4+
DeveloperElsevier Inc.3328833 Nova Scotia Limited

Bugs and requests

Elsevier eBooks+

Reported bugs

5 issues
  • Figures placed at the end of chapters
  • Search function only works for single words
  • Inability to clear search history
  • Freezing and crashing issues
  • Incompatibility with older devices

Requested features

8 requests
  • More highlighting and note-taking options
  • Ability to write, draw, or paste images on pages
  • Separate flashcard option integration with Anki/Quizlet
  • More font size options
  • Streamlined text selection for voiceover
Show 3 more
  • Page turning instead of scrolling
  • Ability to write on pages
  • Interactive features

COA Practice Prep Test

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Elsevier eBooks+

No in-app purchases

2 purchases

COA Practice Prep Test

One-time2
  • Lifetime Access$9.99
  • Lifetime Offer$9.99

Questions

Is Elsevier eBooks+ free?
Elsevier eBooks+ is free to download, with no in-app purchases.
Is COA Practice Prep Test free?
COA Practice Prep Test is free to download, with in-app purchases available.
Do Elsevier eBooks+ or COA Practice Prep Test have ads?
Neither Elsevier eBooks+ nor COA Practice Prep Test shows ads.
Which is updated more often, Elsevier eBooks+ or COA Practice Prep Test?
Elsevier eBooks+ ships an update every 2 months, and COA Practice Prep Test every 3 months. Most recently, Elsevier eBooks+ was updated on October 14, 2026 and COA Practice Prep Test on October 1, 2026.

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