Germaphobe vs Blackout Mayhem
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Germaphobe
Navigate a hero through an arcade-style world, dodging mutant germs and collecting coins. Capture and disinfect these germs in a laboratory to save infected cities worldwide. Unlock new challenges and compete on leaderboards.
- Arcade-style gameplay
- Capture and disinfect germs
- Collect coins and power-ups
- Unlock new cities
- Game Center leaderboards
- iCloud syncing
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Germaphobe is a fast paced, arcade style game where the hero, Hazmat Howard, must avoid the never ending attack by mutant germs. There are 200 cities that are infected with 200 unique germs. Do you and Hazmat Howard have what it takes to capture and disinfect all 200? Use the virtual joystick to maneuver Hazmat Howard to avoid mutant germs, collect coins, gain power-ups, and capture germs from cities throughout the world. Capturing germs is only half the battle. Captured germs must also be taken to the Laboratory to be disinfected and stored. Pay for time in the Laboratory with the coins Hazmat Howard collected while playing the game. Don't worry, it will be worth it. Cities have agreed to pay Hazmat Howard for every germ he disinfects. Complete levels to unlock new cities to disinfect. • Game Center support for Leaderboards and Achievements. • iCloud support for syncing your game to multiple devices. • Play for Free for as long as you like. • No Ads! We hope you enjoy playing Germaphobe and helping Hazmat Howard disinfect the world one city at a time. NOTE: You may disable in-app-purchases on your device using the Settings application.
Blackout Mayhem
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Blackout Mayhem is a challenging game that will put your reaction and problem-solving skills to the test. With damaged power plants and limited electricity supply, you'll need to think strategically to keep the lights on. But be careful - overload the grid for too long and it's game over! With procedurally generated levels, every game is a new opportunity to hone your skills and prove your mettle. As you progress through the game, you'll earn scores, get a chance to win in-game items, and climb the ranks on the online leaderboards. Blackout Mayhem is a challenging and addictive casual board game that will keep you coming back for more.
Screenshots
Verdict
The clearest difference is ads: Germaphobe at none against Blackout Mayhem's shown. Blackout Mayhem's advantage is update cadence (weekly vs every 29 months). On price, in-app purchases, device support and iOS requirement 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. Germaphobe sells 5 one-off in-app purchases and Blackout Mayhem sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Germaphobe ships an update every 29 months, Blackout Mayhem weekly. The most recent releases landed on October 17, 2026 and September 30, 2026 respectively.
| Parameter | Germaphobe | Blackout Mayhem |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (7 ratings) — better | — |
| Positive reviews | 78.8% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 29 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 20 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Danny Aijala | Oleksandr Kalyuzhnyy |
In-app purchases
Germaphobe
- 3 City Pack$0.99
- Disinfect City$0.99
- 100,000 coins$0.99
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- 20 City Pack$4.99
- 1,000,000 Coins$4.99
Blackout Mayhem
- Ad Removal$0.99
- InstaRepair Pack$0.99
- Perseverance Pack$0.99
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- Generators Pack$0.99
- Super Pack$0.99
Questions
Is Germaphobe free?
Is Blackout Mayhem free?
Do Germaphobe or Blackout Mayhem have ads?
Which is updated more often, Germaphobe or Blackout Mayhem?
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