Quiet Invasion vs Germz!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Quiet Invasion
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Swipe the screen to guide your spaceship, as you blast your way through outer space in Quiet Invasion!
Germz!
Pilot a ship through a microscopic world, battling waves of germs and collecting vital cells. Upgrade your ship and abilities to survive longer and achieve higher scores in this fast-paced arcade shooter.
- Arcade survival action
- Multiple player ships
- Ship upgrades and abilities
- Collect blood cells
- Game Center achievements
- Leaderboards
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Germz! is an arcade shooter set inside a colorful microscopic world. Pilot your ship through waves of germs, dodge incoming threats, collect red and white blood cells, and upgrade your stats and abilities as the challenge grows. Choose your ship, survive as long as you can, and chase higher scores across fast, replayable runs. Features: - Arcade survival action - Multiple player ships and upgrades - Red and white blood cell rewards - In-app purchases for optional currency packs and character unlocks - Game Center achievements and leaderboards
Screenshots
Verdict
The clearest difference is price: Germz! at Free against Quiet Invasion's $0.99. Germz! also leads on update cadence (every 2 days vs every 4 months). Quiet Invasion's advantage is in-app purchases (none vs 7) and ads (none vs shown). On 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
Germz! is free to download; Quiet Invasion costs $0.99 up front. Germz! sells 7 one-off in-app purchases. Quiet Invasion asks for nothing beyond the download.
Quiet Invasion ships an update every 4 months, Germz! every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Quiet Invasion | Germz! |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.2 — better | 15.0 |
| Further details — not scored | ||
| Size | 11 MB | 104 MB |
| Age rating | 12+ | 12+ |
| Developer | Anthony Hindle | Exzilegames LLC |
In-app purchases
Quiet Invasion
No in-app purchases
Germz!
- 500 Red Blood Cells$1.00
- Vanguard Player$2.99
- 2000 Red Blood Cells$3.00
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- 5 White Blood Cells$5.00
- 5000 Red Blood Cells$6.00
- 10 White Blood Cells$9.00
- 20 White Blood Cells$15.00
