AndroidCORE vs Nightmares Within
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
AndroidCORE
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Challenge yourself surviving the battle with numerous unlock weapons and skills. FEATURES * Simple click, swipe and tilt controls thats are easy to use and just feel right * Level up your character and unlock new actions, gears and skills to find your own way to fight * Complete different levels of missions with different enemies and circumstances. * Incredibly fun with great feedback, just one more mission.
Nightmares Within
Embark on a survival mission on a cursed island, battling relentless undead in a 3D FPS open-world. Scavenge resources, manage ammo, and choose your combat strategy to uncover the secrets of an abandoned hospital.
- High-stakes survival gameplay
- Resource scavenging and ammo management
- Stealth and action combat options
- Deep RPG progression and skill tree
- Open-world exploration
- Daily challenges and missions
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Stranded. Alone. Surrounded by the relentless undead. After a high-stakes mission goes wrong, Army Sergeant Noah is cast onto a cursed island in the Pacific. At its dark heart lies a colossal, abandoned hospital—a labyrinth of secrets that should have stayed buried. Nightmares Within masterfully blends classic Survival with modern 3D FPS Action. In this open world, every corridor hides a threat, and every bullet is a lifeline. Why You’ll Love It: High-Stakes Survival: Scavenge for vital resources and manage your limited ammo to survive brutal, heart-pounding Boss fights. Stealth or Action: You decide the strategy. Snipe from the shadows, go in guns blazing, or perform silent assassinations to clear your path. Deep RPG Progression: Level up Noah’s specialized skills through a deep talent tree to withstand the escalating terror of the island. Daily Challenges: Connect and survive! Experience a dynamic world with consistent updates and challenging missions. Enter the hospital. Fight the undead. Solve the mystery before it’s too late. Download now and face your fears!
Screenshots
Verdict
The clearest difference is in-app purchases: AndroidCORE at none against Nightmares Within's 19. AndroidCORE also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (11.0 vs 15.0). 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
Both are free to download. Nightmares Within sells 18 one-off in-app purchases. AndroidCORE asks for nothing beyond the download.
AndroidCORE ships an update every 4 days, Nightmares Within every 3 weeks. The most recent releases landed on October 4, 2026 and October 23, 2026 respectively.
| Parameter | AndroidCORE | Nightmares Within |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (21 ratings) — better |
| Positive reviews | — | 81.8% of reviews |
| Number of ratings | — | 21 — better |
| Update frequency | Every 4 days — better | Every 3 weeks |
| Ads | — | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 295 MB | 996 MB |
| Age rating | 9+ | 17+ |
| Developer | Chenglin Fan | WaterBear Games |
In-app purchases
AndroidCORE
No in-app purchases
Nightmares Within
- Beginner's Gift Pack$0.99
- Judgment Gift Pack$1.99
- Limited-Time Gold Pack$2.99
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- Limited-Time Gold Pack$4.99
- Monthly Member$4.99
- Precision Part Supply Pack$4.99
- Upgrade Boost Pack2 variants$4.99
- Moderate Coins$4.99
- Permanent VIP$9.99
- Premium Pass$9.99
- Precision Part Supply Pack$9.99
- Limited-Time Gold Pack$9.99
- Maul Pack$9.99
- Pile of Coins$9.99
- Premium Pass +$19.99
- Loads of Coins$19.99
- Sea of Coins$49.99
- Ocean of Coins$99.99
Questions
Is AndroidCORE free?
Is Nightmares Within free?
Which is updated more often, AndroidCORE or Nightmares Within?
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