Box Builder Online vs Contagious Mayhem
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Box Builder Online
Read full descriptionHide full description
Note: Box Builder 3D Online is an online game. A good connection to internet is required. Check your connection to internet before you start playing! Box Builder 3D Online is an online 3d arcade casual game. You can play online with strangers and offline with your computer or friends. Good luck and have fun! FEATURES: - Beautiful Graphics - Global Ranking - Shop - 18 Boxes - 9 Cranes - Small size (No additional downloads) - Perfect optimization even for weak devices! - PVC and PVP ONLINE MODE: - 2 Players Let's start playing!
Contagious Mayhem
Read full descriptionHide full description
Get ready to dive into the microscopic world with "Contagious Mayhem"! This game provides a perfect blend of fun, learning, and excitement, that transforms you into a virtual germ fighter. In this fast-paced and thrilling game, your mission is to sanitize various surfaces and spaces, all teeming with a variety of microbes that you need to identify and disinfect. As you progress, you'll encounter tougher, more resilient germs, bacteria, viruses, and fungi, each with its unique strengths and weaknesses. Utilize a wide array of disinfectants, each equipped with unique capabilities to combat different types of microbes. The game encourages strategic thinking as players must decide the best approach to handle each wave of microbial invasion. But the game isn't just about mayhem! It's also an educational tool, giving players a better understanding of different types of microbes, their characteristics, and how they spread. Through engaging gameplay, players learn about hygiene and public health in a way that's fun and interactive. With high-quality graphics, a captivating storyline, and countless levels, Contagious Mayhem offers endless entertainment while promoting science education. Perfect for players of all ages looking for a game that's as challenging as it is enlightening. So gear up and join the fight against germs in Contagious Mayhem, where every clean surface is a victory! The game has been developed in the Peliselli project (The project is funded by the REACT-EU instrument's appropriations as part of the actions implemented by the European Union in response to the COVID-19 pandemic) and in the ARPO project funded by the Regional Council of Satakunta. The making of the game has also been funded by the Academy of Finland (decisions 337863 and 337861). In collaboration with: SAMK โ Wander Research Centre, SAMK, and the City of Rauma.
Screenshots
Verdict
The clearest difference is in-app purchases: Contagious Mayhem at none against Box Builder Online's 2. Contagious Mayhem also leads on ads (none vs shown) and update cadence (every 2 months vs every 9 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Box Builder Online sells 2 one-off in-app purchases. Contagious Mayhem asks for nothing beyond the download.
Box Builder Online ships an update every 9 months, Contagious Mayhem every 2 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.
| Parameter | Box Builder Online | Contagious Mayhem |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 months | Every 2 months โ better |
| Ads | Yes | No โ better |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 โ better |
| Further details โ not scored | ||
| Size | 280 MB | 147 MB |
| Age rating | 4+ | 12+ |
| Developer | Tran Viet | Satakunnan Ammattikorkeakoulu Oy |
In-app purchases
Box Builder Online
- Remove Ads$2.99
- Unlock All$2.99
Contagious Mayhem
No in-app purchases
Questions
Is Box Builder Online free?
Is Contagious Mayhem free?
Do Box Builder Online or Contagious Mayhem have ads?
Which is updated more often, Box Builder Online or Contagious Mayhem?
Other comparisons















