Comparison

Contagious Mayhem vs The Challenge

Price, ratings, monetisation and update history for both games, side by side โ€” with what reviewers say about each.

Head to head
About

Contagious Mayhem

Features
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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.

About

The Challenge

Features
Read full description

The Challenge - Final Game a captivating twist on Rock Paper Scissors! The Challenge - Final Game involves two players who simultaneously select between rock, paper, or scissors. HOW TO PLAY: - Pair up with a friend. - Each player picks their role. - Begin the game. - Complete the challenge after the game ends.

Screenshots

Contagious Mayhem4 screens
The Challenge4 screens

Verdict

The call

The clearest difference is in-app purchases: Contagious Mayhem at none against The Challenge's 1. The Challenge's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. The Challenge sells 1 one-off in-app purchase. Contagious Mayhem asks for nothing beyond the download.

UpkeepUpdate frequency

Contagious Mayhem ships an update every 2 months, The Challenge every 3 weeks. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

Scorecard2 real differences ยท 4 level
Contagious Mayhem versus The Challenge: the parameters behind the verdict, then further details
ParameterContagious MayhemThe Challenge
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 โ€” better
Further details โ€” not scored
Size147 MB131 MB
Age rating12+4+
DeveloperSatakunnan Ammattikorkeakoulu OyAljohn Paul Barundia

In-app purchases

None

Contagious Mayhem

No in-app purchases

1 purchases

The Challenge

One-time1
  • Remove Ads$2.99

Questions

Is Contagious Mayhem free?
Contagious Mayhem is free to download, with no in-app purchases.
Is The Challenge free?
The Challenge is free to download, with in-app purchases available.
Do Contagious Mayhem or The Challenge have ads?
Neither Contagious Mayhem nor The Challenge shows ads.
Which is updated more often, Contagious Mayhem or The Challenge?
Contagious Mayhem ships an update every 2 months, and The Challenge every 3 weeks. Most recently, Contagious Mayhem was updated on October 18, 2026 and The Challenge on October 25, 2026.

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