Contagious Mayhem vs Tic Tac Stack
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Contagious Mayhem
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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.
Tic Tac Stack
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Tic-tac-toe just got a brain upgrade. In Tic Tac Stack, bigger pieces gobble smaller ones. Stack your way to three in a row โ but watch out, your opponent can steal any square by dropping a larger piece on top. Every move hides a secret. Every win feels earned. Stack pieces from three sizes. Play smart. Outsmart the AI or challenge a friend. HOW IT WORKS Place a piece on any empty square. Or gobble your opponent's piece by covering it with a bigger one. But be careful โ you can gobble your own pieces too. The board shifts with every move. What looked like a win can disappear in one play. WHAT MAKES IT DIFFERENT Classic tic-tac-toe always ends in a draw. Tic Tac Stack never does. With three piece sizes, hidden stacks, and shifting board states, every match plays out differently. BUILD YOUR VILLAGE Win matches to earn power-ups and unlock new themes. Watch your settlement grow from a small camp into a thriving town as you climb the ranks. PLAY YOUR WAY Challenge the AI across multiple difficulty levels. Play a friend on the same device. Unlock new looks as you progress. Download free. No skill ceiling. No draws.
Screenshots
Verdict
The clearest difference is in-app purchases: Contagious Mayhem at none against Tic Tac Stack's 7. Contagious Mayhem also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support 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. Tic Tac Stack sells 7 one-off in-app purchases. Contagious Mayhem asks for nothing beyond the download.
Contagious Mayhem ships an update every 2 months, Tic Tac Stack every 4 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | Contagious Mayhem | Tic Tac Stack |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months โ better | Every 4 months |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 147 MB | 212 MB |
| Age rating | 12+ | 4+ |
| Developer | Satakunnan Ammattikorkeakoulu Oy | Maysalward UK |
In-app purchases
Contagious Mayhem
No in-app purchases
Tic Tac Stack
- Remove Ads$3.99
- 4000 Coins$3.99
- Stars 1000$3.99
Show 4 moreShow fewer
- Coins 1000$3.99
- 4000 Stars$5.99
- Special Offer$6.99
- Special l Offer$6.99
Questions
Is Contagious Mayhem free?
Is Tic Tac Stack free?
Do Contagious Mayhem or Tic Tac Stack have ads?
Which is updated more often, Contagious Mayhem or Tic Tac Stack?
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