Alien Tentacles vs Idle Alien Octopus
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Alien Tentacles
Control a tentacled alien in a fast-paced survival adventure. Use powerful tentacles to defeat waves of enemies and dodge incoming fire. Experience pulse-pounding gameplay as you guide the alien to victory.
- Tentacle combat mechanics
- Wave-based enemy encounters
- Bullet dodging gameplay
- Fast-paced action
- Survival challenge
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Experience the thrilling adventure of a tentacled alien as it fights to survive against waves of deadly enemies. Using its powerful tentacles, the alien must defeat enemies while avoiding the constant barrage of bullets fired by its opponents. With fast-paced action and pulse-pounding gameplay, this action game will keep you on the edge of your seat as you guide the alien to victory. Are you ready to face the ultimate test of survival?
Idle Alien Octopus
Control an octopus and evolve it into a fearsome sea monster. Hunt and consume everything in sight, from fish and humans to ships and even spacecraft, to grow stronger and explore vast underwater and outer space environments. Upgrade your creature's abilities to dominate the ocean and beyond.
- Octopus hunting simulation
- Evolve into a legendary sea creature
- Explore diverse 3D environments
- Upgrade creature stats and abilities
- Idle mechanics with auto-swimming
- Boss fights and underwater battles
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Dive into the deep blue ocean and take control of a real octopus in this awesome animal sim! Meet your new virtual pet that will become an evil underwater killer predator! Transform it from a defenseless baby shark octopi a legendary sea creature that everyone fears. Explore the dangerous world encountering scuba divers, ships, and other fish. Hunt and attack all of them. Kill and eat, don’t let anyone survive - it’s your dinner time! Upgrade your hungry devilfish into an epic hunting sea monster! Idle Octopus Evolution is the ultimate beast simulator! FEATURES ● Octopus game hunting ● Free to play action animal adventure ● Beautiful infinity 3D world ● Realistic environment ● Ragdoll physics and authentic humans ● Crazy Octornado mode ● 10+ seas and oceans ● 1000+ different objects to eat ● Idle mechanics with auto-swimming mode EAT! The shark is the bloodthirsty sea creature that devours everyone that crosses its path. The brave killer whale or hungry piranha cannot compare with its savagery and hunger. Control your sea dragon in this wild animal simulator. Terrorize the waters, hunt for survival, and come back with a full stomach. You can eat whatever you see in the ocean! Kill scared humans, scuba divers, fishermen, and resort vacationers. Swallow dolphins, whales, and seagulls. Munch boats, yachts, and container ships. Feed the monster: more victims, more fun! EVOLVE! Your idle octopus must evolve to increase its power in the ocean. Remember that you are not the only predator in the coastal waters! Just click and grow, hunt and eat. Each sea beast has unique bonuses to increase your profit and strength. Evolve your fish into a great octopi, devilfish, or Kraken! They have monstrous 3D tentacles to bite! Upgrade your monster’s swimming speed, damage, and resistance levels. EXPLORE! There is no place your hungry octopus won’t go! Explore the beautiful underwater kingdom! Swim and examine the world both above and below the waves! Your hunting environment is endless: Jurassic dino universe, resort beaches, gulf coasts, and the open ocean! Rise to the challenge and take your octopi to the sky! Eat planes with pilots and unsuspecting passengers! Devour spacecraft with brave astronauts! Keep the killing spree going even in outer space! The huge virtual 3D environment is for you to roam! UPGRADE! Want to create even more destruction and chaos? Upgrade your octopus to increase its tentacles strength and attack power. Grow your monster to eat more significant objects. Level up your beast to grow its speed and swimming velocity. Increase the health and attack damage of your hungry dragon. Earn better points to improve your octopus game stats. Gain experience by catching and eating your prey. It will be a bloody mess! FIGHT! To unlock new locations, start a boss fight with a variety of enemies on your way. Let your sea monster brawl in the underwater battle arena! Attack surfers, boats, whales, dolphins, and other opponents to become the king of the ocean. Assemble the best squads of fish to win your opponents in this hungry octopus attack simulator game! Complete your mission and destroy everything that comes your way for survival. ENJOY! Idle Octopus Evolution World is a realistic fish simulator game. Just swipe your finger on the screen to move the octopi. Attack plenty of people, fish, and ships. This ragdoll game is easy to control! Enjoy cool graphics, a lifelike environment, realistic water physics, and addictive gameplay. Get a thrill out of great music and sound effects. This octopus simulator has everything you expect from a fun 3D sim game! Get ready to enjoy the best animal adventure game Idle Octopus World! Take control of an angry and hungry fish in this aquatic feeding frenzy. Eat everything in your path. Evolve your beast to become a mega octopus, the apex legendary predator. Survive as long as possible and explore fantastic new locations in this action octopus simulator!
Screenshots
Verdict
The clearest difference is rating: Idle Alien Octopus at 4.8 against Alien Tentacles's 1.0. Idle Alien Octopus also leads on ratings volume (21 vs 1). Alien Tentacles's advantage is update cadence (every 8 months vs every 22 months) and iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model 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. Alien Tentacles sells 2 in-app purchases, starting at $19.99 per month and Idle Alien Octopus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Idle Alien Octopus holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Idle Alien Octopus has 21 ratings behind it against 1, so its average is the more settled of the two.
Alien Tentacles ships an update every 8 months, Idle Alien Octopus every 22 months. The most recent releases landed on September 7, 2026 and September 19, 2026 respectively.
| Parameter | Alien Tentacles | Idle Alien Octopus |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.8 (21 ratings) — better |
| Positive reviews | — | 60.0% of reviews |
| Number of ratings | 1 | 21 — better |
| Update frequency | Every 8 months — better | Every 22 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 152 MB | 172 MB |
| Age rating | 12+ | 9+ |
| Developer | FRIENDLY APPS LTD | Nikita Subachev |
Customer experience
Alien Tentacles
Idle Alien Octopus
In-app purchases
Alien Tentacles
- All Bundle Features Unlocked!$19.991 Month
- All AppCentral Games Unlocked!$39.991 Month
Idle Alien Octopus
- No Ads$3.99
Questions
Is Alien Tentacles free?
Is Idle Alien Octopus free?
Which has better reviews, Alien Tentacles or Idle Alien Octopus?
Do Alien Tentacles or Idle Alien Octopus have ads?
Which is updated more often, Alien Tentacles or Idle Alien Octopus?
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