AppMarketSpy › Games › GREY DAY: VIRUS
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App info
- Developer
- HOKWANG LEE
- Category
- Games, Action
- Released
- Sep 2, 2026
- Version
- 1.0.0 (Sep 2, 2026)
- Price
- Free
- Size
- 114.8 MB
- Requires
- iOS 17.0
- Age rating
- 9+
- Languages
- English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish, Thai, Traditional Chinese, Vietnamese
In-app purchases
| Planck 2,100 | $1.99 |
| Planck 1,000 | $0.99 |
| Planck 61,600 (+20% Bonus) | $49.99 |
| Planck 23,200 (+15% Bonus) | $19.99 |
| Planck 11,100 (+10% Bonus) | $9.99 |
| Planck 136,400 (+30% Bonus) | $99.99 |
Current prices, App Store US.
🔒 Price history2 snapshots: when prices changed and new plans appearedGet Pro access
About GREY DAY: VIRUS
Shrunk to quantum scale. The battlefield is inside you. A real-time arcade shooter across two fronts — Treatment and Defense — armed with Planck energy against a viral invasion. THE QUANTUM WORLD The Planck Drive compresses your ship down to subatomic scale. In this microscopic battlefield, white blood cells and viruses tower like kaiju. TWO FRONTS - Treatment Mode: Pilot your ship through infected zones, dodging obstacles as viruses swarm in. Your basic attack fires automatically — hold the Laser or Blackhole button to unleash a charged special. Clear enough viruses before time runs out to summon the stage boss, then take it down to win. - Defense Mode: Drag left or right to orbit your scout ship around the central core while it auto-fires at incoming threats. Protect the core until the timer runs out. BOSS BATTLES & WEAK POINTS Massive viral bosses with species-specific attack…
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