Alien Attack vs Delvium
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Alien Attack
Control a rapidly evolving alien lifeform and conquer Earth. Consume humans to grow stronger, unlock new mutations, and dominate every battlefield. Upgrade your abilities and spread your alien domination across the planet.
- Evolve alien lifeform
- Consume humans for energy
- Unlock new mutations and powers
- Action-packed battles
- Upgrade abilities
- Conquer world locations
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Earth has become your hunting ground. Control a rapidly evolving alien lifeform, consume humans, and grow stronger with every invasion. Every battle makes you stronger. Every evolution unlocks new powers. Every city brings fresh prey. EVOLVE YOUR ALIEN Unlock powerful mutations, increase your strength, and transform into the ultimate lifeform. DEVOUR EVERYTHING Humans are your food. Hunt them down, consume them, and use their energy to grow even stronger. ACTION-PACKED GAMEPLAY Fight endless waves of enemies, destroy everything in your way, and dominate every battlefield. UPGRADE & MUTATE Discover new abilities, improve your attacks, and create unstoppable mutation combinations. CONQUER THE WORLD Invade new locations, face stronger enemies, and spread your alien domination across the planet. The invasion has begun. How far can your evolution go?
Delvium
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Go deeper. Find something strange. Turn it into something powerful. Delvium is a fantasy survival and crafting game where every delve is a chance to bring home your next upgrade. Dodge monsters, unleash attacks, collect loot, and build the equipment that will carry you further. QUICK RUNS. BIG FINDS. Jump into short, action-packed delves. Move with touch controls while your attacks fire automatically. Survive the crowds, face dangerous enemies, and gather your rewards. CRAFT YOUR NEXT ADVANTAGE Put your discoveries to work. Combine materials, reforge equipment, and merge matching gear into stronger versions. Experiment with elemental affinities and build a loadout that suits your style. FIND YOUR COMPANION Discover creatures to join your adventures. Build your kennel, breed companions, and choose who comes with you into the next delve. GROW STRONGER Earn experience, level up, and assign points to shape your character. Upgrade your weapons, armor, and relics as you take on greater challenges. CHANGE YOUR FATE Find limited Fate Shards during delves and earn more as you level up. Spend them when you need another chance, want to save your loot, or are ready for a special upgrade. Additional Fate Shards are available through optional in-app purchases. TAKE YOUR ADVENTURE WITH YOU Keep your progress across compatible devices with iCloud. Your next great find is down there.
Screenshots
Verdict
The clearest difference is in-app purchases: Alien Attack at none against Delvium's 6. Alien Attack also leads on update cadence (daily vs every 2 days) and device support (3 vs 1). Delvium's advantage is ads (none vs shown). On price 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. Delvium sells 6 one-off in-app purchases. Alien Attack asks for nothing beyond the download.
Alien Attack ships an update daily, Delvium every 2 days. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.
| Parameter | Alien Attack | Delvium |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (5 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Daily — better | Every 2 days |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 180 MB | 193 MB |
| Age rating | 12+ | 12+ |
| Developer | HAPPY GAME COMPANY TEKNOLOJI ANONIM SIRKETI | Greg Michaelson |
In-app purchases
Alien Attack
No in-app purchases
Delvium
- 80 Fate Shards$0.99
- 300 Fate Shards$2.99
- Item Vacuum$4.99
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- 800 Fate Shards$6.99
- 1800 Fate Shards$14.99
- 4000 Fate Shards$29.99









