Explain 3D FREE vs mozaikApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Explain 3D FREE
Explore interactive 3D simulations to understand how various systems and objects function. This free version includes a 4-stroke engine simulation, with more available in the full version. It aims to make learning engaging and fun through detailed models and animations.
- Interactive 3D simulations
- Understand how things work
- Car engine simulation (free)
- Detailed 3D models and animations
- Engaging educational content
- Intuitive interface
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Explain3D success: ***TOP 25 GEW - Global start up competition finalist 2013 (http://www.cnbc.com/id/101168347/page/6)*** Explain3D is system of interactive simulations, that can help you to explain, how things work. Simulations are built in interactive 3D environment, which brings fun to education and helps understand the stuff. Simulations in FREE version: - Car workshop - 4 stroke engine, Simulations in FULLversion: - Car workshop - 4 stroke engine, Car clutch, Manual transmission, Disc brakes, Ignition system - Discover the Universe - ISS space station, Space shuttle, Solar system - Electricity around us - Hydroelectric dam, Wind turbine, Nuclear power plant - Transport simulations - Railroad switch, Submarine, Jet engine - Our homes - Lock and key, Elevator, Toilet, Desk Lamp - Tools - Jackhammer, Hand pump Features: - Interactive 3D environment - simple and intuitive interface - description of main parts of simulations / objects - nice 3D models and animations - great to make education more engaging and interesting
mozaikApp
This app makes learning engaging with over 1300 interactive 3D scenes covering history, science, math, and more. It offers digital lessons, quizzes, and narration to enhance understanding. Explore worlds in walk or VR mode, and practice languages with multi-language support.
- 1300+ interactive 3D scenes
- Digital lessons, images, videos, audio
- Quizzes and activities
- Narrations and animations
- Walk mode & VR mode
- Multi-language support
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Let’s make learning fun! mozaikApp brings learning to life with interactive 3D models and a wide variety of digital resources. Perfect for students, teachers, and anyone curious about the world! - Explore 1300+ interactive 3D scenes across history, science, technology, mathematics, arts and more. - Digital lessons, images, videos, audio, and tools — everything you need for a richer learning experience. - Quizzes and activities to test knowledge in a fun way. - Narrations and animations to guide you through complex topics. - Walk mode & VR mode — step inside ancient cities, explore the human body, or travel to outer space. mozaikApp is available in over 40 languages, making it a perfect companion for both learning and practicing foreign languages. Try the app for free: explore demo scenes without registration, or create a free account and unlock 5 educational 3D scenes every week. Turn learning into an adventure — anytime, anywhere!
Screenshots
Verdict
The clearest difference is review sentiment: mozaikApp at 58% against Explain 3D FREE's 14%. mozaikApp also leads on rating (4.2 vs 2.0) and ratings volume (142 vs 5). Explain 3D FREE's advantage is in-app purchases (none vs 2) and iOS requirement (9.0 vs 15.0). 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
Both are free to download. mozaikApp sells 2 one-off in-app purchases. Explain 3D FREE asks for nothing beyond the download.
mozaikApp holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: mozaikApp has 142 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 14% of Explain 3D FREE's written reviews are positive against 58% of mozaikApp's.
Explain 3D FREE ships an update every 6 weeks, mozaikApp every 5 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.
| Parameter | Explain 3D FREE | mozaikApp |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (5 ratings) | 4.2 (142 ratings) — better |
| Positive reviews | 14.3% of reviews | 58.3% of reviews — better |
| Number of ratings | 5 | 142 — better |
| Update frequency | Every 6 weeks | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 84 MB | 451 MB |
| Age rating | 4+ | 4+ |
| Developer | Explain 3D | MOZAIK Education Ltd. |
Customer experience
Explain 3D FREE
mozaikApp
Bugs and requests
Explain 3D FREE
Not enough reviews yet to summarise bugs or requests.
mozaikApp
Reported bugs
56 issues- Login fails, password incorrect
- Cannot register, country/data not accepted
- Account not working after registration
- Adrenaline (advanced) scene shows error
- Audio cuts off in Human body (male) scene
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- Opening a book freezes the app
- App says internet connection needed when WiFi is on
- Overlay menu hides 3D animation on iPad
- No sound in animations
- Cannot register on iPhone browser (Safari/Chrome)
- App crashes constantly after update
- App doesn't load
- App doesn't open, internet access issues reported
- Cannot open some 3D scenes or books
- Cannot download videos, most are not free
- Cannot create a new account
- VR headset for phone doesn't work correctly
- Cannot open desired content
- Google and Facebook registration/login fails
- Favorite animation not added to collection
- Cannot make premium account
- VR headset for phone doesn't work correctly
- Cannot open desired content
- Google and Facebook registration/login fails
- Favorite animation not added to collection
- Cannot make premium account
- Cannot zoom
- App doesn't support iPhone 5s, loads forever
- Login cursor jumps to password field
- Constant switching between portrait and landscape
- Loaded 3D animations not opening in app on iPadOS 13
- Error when opening app, cloud symbol loads and errors
- App crashes continuously on iPad 2018
- App crashes on iPad Air 2nd generation
- App freezes on iPhone XR
- App logs out immediately after logging in on iPad
- Login error, incorrect data reported
- Password not accepted during registration
- Authorization error, cannot watch 3D models
- App closes user session
- App keeps kicking user out
- App keeps logging user out
- User login required for every event even after logging in
- App is unusable after password change
- App crashes continuously
- Downloads get stuck around 60%
- App takes a long time to open
- Premium account is a problem to use
- App is not working after update
- App not working on iPad Air and iPhone X
- Cannot open app after installation
- Login issues, password incorrect
- App crashes
- App is slow and lags
- App requires login for most content
- App is not an animation tool, just for watching
Requested features
10 requests- Update lymphatic system scene with 3D cross-sections
- Add 3D scene about domestic cat
- Add 3D scene about digestive system
- Add narration for better understanding
- More topics for small kids (plants, flowers, animals)
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- Allow users to take notes
- More free content or better premium access
- Improve exercises to align with scene content
- Add more subjects/topics
- Improve creative approach and details in animations
In-app purchases
Explain 3D FREE
No in-app purchases
mozaikApp
- Mozaik STUDENT - (1 Year)$44.99
- Mozaik TEACHER - (1 Year)$119.99
Questions
Is Explain 3D FREE free?
Is mozaikApp free?
Which has better reviews, Explain 3D FREE or mozaikApp?
Do Explain 3D FREE or mozaikApp have ads?
Which is updated more often, Explain 3D FREE or mozaikApp?
Other comparisons
