Comparison

Biology Knowledge Quiz vs W2O

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

Head to head
About

Biology Knowledge Quiz

Test and improve your understanding of biology with comprehensive quizzes covering major fields. Engage in interactive gameplay with immediate feedback and compete with others globally. Ideal for students and lifelong learners seeking to deepen their biological knowledge.

Highlights
  • Comprehensive Biology Topics
  • Interactive Gameplay with Feedback
  • Multiplayer Mode
  • User-Friendly Design
  • Covers Cell Biology, Genetics, Ecology, and more
Features
Read full description

Think you know Biology? This app is designed to test and enhance your knowledge across all major branches of Biology, providing quizzes that measure your understanding and predict your “Biologist” score. From students preparing for exams to lifelong learners, this app is perfect for anyone interested in deepening their Biology knowledge. App Features: Comprehensive Topics The quizzes cover essential Biology fields: Introduction to Biology: Basics of life, characteristics of living organisms, and scientific methods. Cell Biology: Cellular structure, organelles, cell functions, and processes. Genetics: Heredity, DNA, gene expression, and genetic variation. Ecology: Ecosystem dynamics, food chains, biodiversity, and human impact on the environment. Human Anatomy and Physiology: Organ systems, homeostasis, and bodily functions. Microbiology: Bacteria, viruses, fungi, microbial roles in health and ecosystems. Botany (Plant Biology): Plant structure, photosynthesis, growth, and ecological roles. Zoology (Animal Biology): Animal classification, physiology, behavior, and adaptation. Interactive Gameplay Correct answers turn buttons green, while incorrect answers turn red, providing immediate feedback on your responses. Multiplayer Mode Test your Biology knowledge against friends and other players worldwide, adding a competitive edge. User-Friendly Design Optimized for smooth performance on any device, with minimal ads and visually appealing graphics. Who It’s For: This app is ideal for students preparing for school, college, or university exams, as well as for adults who enjoy learning and want to challenge themselves. It’s suitable for all ages, even young learners can enjoy the quizzes and start building their Biology knowledge. This application is licensed under Apple’s Standard End User License Agreement (EULA), available here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Credits: App Icons are used from icons8 https://icons8.com Pictures, App sounds and music are used from pixabay https://pixabay.com/

About

W2O

Access a wealth of ocean-related content, including weekly radio episodes, blog posts on policy and action, and a digital magazine exploring ocean culture and solutions. Stay informed about initiatives and join a global community dedicated to ocean health and sustainability.

Highlights
  • Weekly radio episodes on ocean issues
  • Blog on ocean policy and action
  • Digital magazine on ocean culture
  • Monthly newsletter updates
  • Global community for ocean conservation
Features
Read full description

The World Ocean Observatory app brings the major programs and features of the W2O to your mobile device. - Listen to weekly episodes of WORLD OCEAN RADIO, our 5-minute audio feature on a wide range of ocean issues from science and education to advocacy and exemplary projects, brought to you by long-time host Peter Neill. - Read the latest from WORLD OCEAN FORUM, our blog dedicated to proposals for change in ocean policy and action worldwide, linking unexpected people with unexpected ideas and offering a knowledgeable outlet for research, opinion and storytelling. - Read WORLD OCEAN JOURNAL, a digital magazine on ocean culture and solutions to today’s ocean issues. Each volume, focused on a particular theme, includes essays, articles, interviews, art, exhibits, and performances profiling the vital impacts of the ocean on our lives. - Read our monthly newsletter to stay engaged with our making waves initiatives. ABOUT THE W2O World Ocean Observatory is a leading organization advocating for the health and sustainability of the ocean through an accessible worldwide network of communication. Through education, partnership, information exchange, public connection, and relentless communications, W2O is committed to building an expansive global community of Citizens of the Ocean to promote and conserve marine resources for the future of all mankind.

Screenshots

Biology Knowledge Quiz4 screens
W2O4 screens

Verdict

The call

The clearest difference is review sentiment: W2O at 100% against Biology Knowledge Quiz's 43%. W2O also leads on in-app purchases (none vs 5) and ads (none vs shown). Biology Knowledge Quiz's advantage is update cadence (every 3 weeks vs every 24 months) and ratings volume (161 vs 3). On price, device support and iOS requirement 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. Biology Knowledge Quiz sells 5 in-app purchases, starting at $3.99 per 7 days. W2O asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

W2O holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Biology Knowledge Quiz has 161 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 43% of Biology Knowledge Quiz's written reviews are positive against 100% of W2O's.

UpkeepUpdate frequency

Biology Knowledge Quiz ships an update every 3 weeks, W2O every 24 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
Biology Knowledge Quiz versus W2O: the parameters behind the verdict, then further details
ParameterBiology Knowledge QuizW2O
PriceFreeFree
Rating4.7 (161 ratings)5.0 (3 ratings) — better
Positive reviews42.9% of reviews100.0% of reviews — better
Number of ratings161 — better3
Update frequencyEvery 3 weeks — betterEvery 24 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.014.1 — better
Further details — not scored
Size130 MB8 MB
Age rating4+4+
DeveloperAsad ShoaibBjorn Grigholm

Customer experience

Biology Knowledge Quiz

All ratings157 ratings
Positive91.7%
Neutral3.8%
Negative4.5%
Written reviews14 reviews
Positive42.9%
Neutral14.3%
Negative42.9%

W2O

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Biology Knowledge Quiz

Subscriptions3
  • Pro - No Ads & Unlock Topics$3.997 Days
  • Pro - No Ads & Unlock Topics$9.991 Month
  • Pro - No Ads & Unlock Topics3 Days trial$19.991 Year
One-time2
  • Reset Timer$0.99
  • Half Eliminator$0.99
None

W2O

No in-app purchases

Questions

Is Biology Knowledge Quiz free?
Biology Knowledge Quiz is free to download, with in-app purchases available.
Is W2O free?
W2O is free to download, with no in-app purchases.
Which has better reviews, Biology Knowledge Quiz or W2O?
W2O is rated higher. Biology Knowledge Quiz averages 4.7 out of 5 from 161 ratings, while W2O averages 5.0 from 3 ratings.
Do Biology Knowledge Quiz or W2O have ads?
Biology Knowledge Quiz shows ads; W2O does not.
Which is updated more often, Biology Knowledge Quiz or W2O?
Biology Knowledge Quiz ships an update every 3 weeks, and W2O every 24 months. Most recently, Biology Knowledge Quiz was updated on November 6, 2026 and W2O on November 3, 2026.

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