Comparison

Salmon Sprint vs Contagious Mayhem

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

Head to head
About

Salmon Sprint

Navigate a treacherous river, dodging obstacles while a bear pursues you. Earn points to unlock cosmetic items and climb the global leaderboard. It's a fast-paced survival game where quick reflexes are key.

Highlights
  • Tap-based swimming controls
  • Obstacle avoidance gameplay
  • Unlockable cosmetic skins
  • Global leaderboard competition
  • Bear pursuit mechanic
Features
Read full description

Zig-zag through dangerous obstacles as you escape a hungry bear hot on your tail! Tap to swim left and right down the river while avoiding hitting obstacles. Spend points to unlock skins and compete to reach the top of the leaderboard.

About

Contagious Mayhem

Features
Read 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 – Wander Research Centre, SAMK, and the City of Rauma.

Screenshots

Salmon Sprint4 screens
Contagious Mayhem4 screens

Verdict

The call

The clearest difference is in-app purchases: Contagious Mayhem at none against Salmon Sprint's 3. Contagious Mayhem also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). Salmon Sprint's advantage is update cadence (every 6 days vs every 2 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Salmon Sprint sells 3 one-off in-app purchases. Contagious Mayhem asks for nothing beyond the download.

UpkeepUpdate frequency

Salmon Sprint ships an update every 6 days, Contagious Mayhem every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Salmon Sprint versus Contagious Mayhem: the parameters behind the verdict, then further details
ParameterSalmon SprintContagious Mayhem
PriceFreeFree
Rating5.0 (11 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings11 — better—
Update frequencyEvery 6 days — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size65 MB147 MB
Age rating9+12+
DeveloperHOFFMAN AlexanderSatakunnan Ammattikorkeakoulu Oy

In-app purchases

3 purchases

Salmon Sprint

One-time3
  • Remove Ads$1.99
  • Shades$1.99
  • Splash$1.99
None

Contagious Mayhem

No in-app purchases

Questions

Is Salmon Sprint free?
Salmon Sprint is free to download, with in-app purchases available.
Is Contagious Mayhem free?
Contagious Mayhem is free to download, with no in-app purchases.
Do Salmon Sprint or Contagious Mayhem have ads?
Salmon Sprint shows ads; Contagious Mayhem does not.
Which is updated more often, Salmon Sprint or Contagious Mayhem?
Salmon Sprint ships an update every 6 days, and Contagious Mayhem every 2 months. Most recently, Salmon Sprint was updated on October 27, 2026 and Contagious Mayhem on October 30, 2026.

Other comparisons