Cell World vs ThatQuiz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cell World
Explore the intricate world of a cell in an interactive, game-like experience. Navigate through the cytoplasm and discover the functions of various cell parts like the nucleus and mitochondria. This app offers an immersive journey into the microscopic elements that power the human body.
- Interactive cell exploration
- Navigate cell parts
- Discover organelle functions
- Immersive microcosm experience
- Educational gameplay
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Enter the mysterious world of the cell. Travel through translucent blue cytoplasm and feel the hypnotic movement of the cell membrane. Discover the details of each cell part by navigating in game-like fashion to the Nucleus, Mitochondria, Ribosomes and more. Become immersed the in this amazing microcosm of nature and click to explore how this stunning and miraculous element powers the entire body.
ThatQuiz
This app simplifies classroom and homework management for educators and learners. It allows for easy tracking of exams, assignments, and grades, and provides tools for practicing K-12 math quizzes. Students get an optimized testing experience, while teachers can monitor progress and parents can view assignments and results.
- K-12 math quiz practice
- Exam and assignment tracking
- Grade monitoring
- QR code enrollment for students
- Teacher dashboard
- Parental oversight of student progress
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ThatQuiz makes the classroom and homework routine easy for teachers and students alike. This companion app to the thatquiz.org website makes keeping track of exams, assignments and grades easier than ever. PRACTICE Anyone who installs this app can practice K-12 math using ThatQuiz’s flexible and powerful quiz generation tools. STUDENTS Students who use ThatQuiz in their classroom should install this app for the best possible testing experience on the phones. Scan a ThatQuiz QR code provided by your teacher to enroll. TEACHERS Teachers who install can see the exams and grades for their classes at a glance. They can also provide QR codes to their students to make testing easier on student phones. PARENTS Parents who install and scan a student QR code will see all their child's pending assignments and test results on their own phones.
Screenshots
Verdict
The clearest difference is rating: Cell World at 4.6 against ThatQuiz's 4.0. Cell World also leads on review sentiment (94% vs 69%) and iOS requirement (6.0 vs 11.0). ThatQuiz's advantage is monetization model (free vs paid) and update cadence (every 2 months vs every 18 months). On price, ads, in-app purchases 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
Cell World costs $0.99 and ThatQuiz $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Cell World holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: ThatQuiz has 107 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 94% of Cell World's written reviews are positive against 69% of ThatQuiz's.
Cell World ships an update every 18 months, ThatQuiz every 2 months. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.
| Parameter | Cell World | ThatQuiz |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 4.6 (9 ratings) — better | 4.0 (107 ratings) |
| Positive reviews | 94.1% of reviews — better | 69.0% of reviews |
| Number of ratings | 9 | 107 — better |
| Update frequency | Every 18 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 84 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Virtual Immersive Educational Worlds, Inc. | Magdalena Lyczak |
Customer experience
Cell World
ThatQuiz
In-app purchases
Cell World
No in-app purchases
ThatQuiz
No in-app purchases
