Comparison

ZOOKEEPER BATTLE vs LINE Bubble 2

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

ZOOKEEPER BATTLE

Engage in fast-paced puzzle battles by matching animals to deplete your opponent's life. Master chains, utilize lucky animals, and invite friends for bonuses in this action-packed game.

Highlights
  • Match three or more animals vertically or horizontally
  • Battle by earning ATTACK and DEFENSE points
  • 30-second rounds with LIFE depletion
  • Invite friends for in-game bonuses
  • Master active chains for combos
  • Utilize lucky animals for double points
Features
Read full description

We've reached over 10 million downloads! Thank you ZOOKEEPER fans! 12/14/2020 Featured in App Store for the US, Canada, Brazil, China, Japan, Korea, and many more! Ranked overall #1 in Hong Kong, Taiwan, and other countries! “ZOOKEEPER”, the popular action puzzle game played by over 10 million people, is now a Battle Puzzle, and is available for iOS!!! “ZOOKEEPER” has powered up and become even more fun, with rankings, avatars, item collection, and other new elements! This game is simple! For those who is familiar with "ZOOKEEPER", and even those who don’t can enjoy the game together! “How to play” How do you catch animals? Slide an animal side by side, and line up three or more animals of the same kind vertically or horizontally to catch them! The animals caught will count towards ATTACK or DEFENSE points. How do you battle? Battle by catching animals for ATTACK and DEFENSE points, 30seconds per round. When your opponent’s LIFE is completely depleted, you win! In the event of a draw, battle it out on the next round!! *When victory hasn’t been decided after 5 rounds, most remaining LIFE wins. Invite friends Inviting friends to join the game, not only you'll get x1 power bottle for every friend invited (max 10 friends), but you will also get the item "Hot Air Balloon" after inviting 10 friends. "Tips" Animal panel's arrangement is the same as your opponent! even falling animal panels are also the same as your opponent. The one who catch animals more effectively wins. However, item panels will fall randomly, therefore, victory just may depend on your luck. Master active chains! Just sits back and waiting for animal panels to disappear won’t get you anywhere! While the panels disappear, try keep catching other animals and make your own chains! Don’t miss the lucky animal! One of the animal type are to be selected as Lucky animal, catching it will counts towards both your ATTACK and DEFENSE. Don’t forget to check them out when starting a new round! Losing Connection During Battle When your opponent lost their connection during battle, their ATTACK and DEFENSE scores will be calculated from ATTACK and DEFENSE of their previous game. At the time of installing this app(including updates), it is assumed that you have understood and agreed to all of our terms of service. If you do not agree to the terms of this agreement, please refrain from using this service. https://kiteretsu.jp/terms/

About

LINE Bubble 2

Embark on a bubble-popping adventure with beloved characters! Match and shoot bubbles to clear stages, overcome challenges, and unravel mysteries. Compete with friends and enjoy regular events.

Highlights
  • Match and pop three or more bubbles
  • Thousands of challenging stages
  • Various stage gimmicks and map types
  • Boss monster battles
  • Rankings and club features
  • Regular tie-up events
Read full description

Over 70 million downloads worldwide! The sequel to the hugely popular LINE Bubble! An exhilarating shooting puzzle where you aim and pop bubbles with Cony! Experience the thrill of huge chain combos with simple controls! The hit puzzle game LINE Bubble got an exciting power-up! The definitive bubble shooter! Experience the irresistible thrill matching bubbles and triggering massive chain combos in LINE Bubble 2! Brown's missing! Join Cony on an epic adventure to find him! Clear bubbles in a row to land massive chain combos, then compete with friends for the top rank! ■ Super easy to play! Just throw bubbles and match 3 or more of the same kind! An exhilarating puzzle game with simple controls that anyone can enjoy right away! Clear bubbles in a row to score massive chain combos! Recommended for anyone looking for easy-to-play puzzle games like bubble shooters, or quick casual games to play on-the-go! ■ Diverse gimmicks, deep replayability, and various missions on every stage are waiting for you! ・ A powerful boss appears at the end of each episode! ・ Collect and raise adorable Buddies who will help Cony! ・ Compete for scores with your LINE friends and aim for the top of the Rankings! This puzzle game is recommended for players who: ・ Are looking for easy-to-play puzzle games like bubble shooters or 3-match puzzles ・ Want to play an exhilarating game that relieves stress with massive chain combos ・ Want a casual game to play in your free time during their daily commute Set off with Cony on a grand adventure to find Brown in this exhilarating shooting puzzle where you aim and pop bubbles! Jump into the thrilling puzzle world and get popping bubbles with Cony right now!

Screenshots

ZOOKEEPER BATTLE4 screens
LINE Bubble 24 screens

Verdict

The call

The clearest difference is review sentiment: LINE Bubble 2 at 67% against ZOOKEEPER BATTLE's 51%. LINE Bubble 2 also leads on rating (4.7 vs 4.5) and ratings volume (1.8K vs 576). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ZOOKEEPER BATTLE sells 12 one-off in-app purchases and LINE Bubble 2 sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

LINE Bubble 2 holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 576 and 1.8K respectively. Written reviews point the same way: 51% of ZOOKEEPER BATTLE's written reviews are positive against 67% of LINE Bubble 2's.

UpkeepUpdate frequency

ZOOKEEPER BATTLE ships an update every 4 weeks, LINE Bubble 2 monthly. Both last shipped on October 17, 2026.

Scorecard3 real differences · 7 level
ZOOKEEPER BATTLE versus LINE Bubble 2: the parameters behind the verdict, then further details
ParameterZOOKEEPER BATTLELINE Bubble 2
PriceFreeFree
Rating4.5 (576 ratings)4.7 (1.8K ratings) — better
Positive reviews50.5% of reviews67.5% of reviews — better
Number of ratings5761.8K — better
Update frequencyEvery 4 weeks — betterMonthly
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size158 MB137 MB
Age rating4+4+
DeveloperKITERETSU INC.LINE Corporation

Customer experience

ZOOKEEPER BATTLE

All ratings576 ratings
Positive87.3%
Neutral3.1%
Negative9.5%
Written reviews837 reviews
Positive50.5%
Neutral14.6%
Negative34.9%

LINE Bubble 2

All ratings1,788 ratings
Positive93.7%
Neutral3.0%
Negative3.3%
Written reviews243 reviews
Positive67.5%
Neutral6.2%
Negative26.3%

User reviews

ZOOKEEPER BATTLE

From 576 App Store ratings

What we love

  • 🎨 Cute and colorful graphics
  • ⚔️ Engaging match-3 battle gameplay
  • 🕹️ Fun and addictive
  • 🌟 Long-running game with updates
  • 👥 Multiplayer functionality

Room to improve

  • ⏱️ Restrictive energy/play time system
  • 💰 Expensive in-app purchases
  • 🤖 Unbalanced matchmaking and AI
  • 🔌 Frequent connection/server issues
  • 🐛 Bugs and glitches

LINE Bubble 2

From 1.8K App Store ratings

What we love

  • 👍 Cute and fun game
  • 🚀 Addictive gameplay
  • 💡 Unique power-ups
  • 👍 Calming music
  • 👍 Relaxing experience

Room to improve

  • 🐛 Difficulty spikes at higher levels
  • 💰 Reliance on in-app purchases
  • 🔍 Lack of control over bubble spawns
  • ⏱️ Long wait times for lives/energy

Bugs and requests

ZOOKEEPER BATTLE

Reported bugs

4 issues
  • Rewards not being properly awarded
  • Frequent crashes and login issues
  • Event data taking too long to load
  • Incorrect time limits in battles

Requested features

5 requests
  • Add more game modes and challenges
  • Improve energy/play time system
  • Implement a fair matchmaking system
  • Introduce a trading/gifting system
  • Add more customization options

LINE Bubble 2

Reported bugs

3 issues
  • Game crashes on iOS 16.1
  • Disappearing purchased items
  • Inability to retrieve accounts after platform changes

Requested features

4 requests
  • More levels and content updates
  • Difficulty balancing improvements
  • Offline play mode
  • Better rewards for completing stages

In-app purchases

12 purchases

ZOOKEEPER BATTLE

One-time12
  • Shuffle (x5)$0.99
  • Power Bottle$0.99
  • Platinum Gacha Medal×1$0.99
Show 9 more
  • Platinum Gacha Medal$2.99
  • Power Bottles (x6)$3.99
  • Power Bottle (x15)$6.99
  • Power Bottles (x12)$6.99
  • Platinum Gacha Medals (x5)$9.99
  • Power Bottle (x30)$15.99
  • Power Bottle (x35)$15.99
  • Platinum Gacha Medals (x11)$19.99
  • Platinum Gacha Medals (x15)$21.99
12 purchases

LINE Bubble 2

One-time12
  • 20 Ruby$1.99
  • 24 Ruby$1.99
  • 22 Ruby$1.99
Show 9 more
  • RANDOM BOX PACKAGE$4.99
  • 65 Ruby$5.99
  • 77 Ruby$5.99
  • 71 Ruby$5.99
  • RANDOM BOX PACKAGE$5.99
  • 260 Ruby$19.99
  • 240 Ruby$19.99
  • 420 Ruby$29.99
  • 800 Ruby$49.99

Questions

Is ZOOKEEPER BATTLE free?
ZOOKEEPER BATTLE is free to download, with in-app purchases available.
Is LINE Bubble 2 free?
LINE Bubble 2 is free to download, with in-app purchases available.
Which has better reviews, ZOOKEEPER BATTLE or LINE Bubble 2?
LINE Bubble 2 is rated higher. ZOOKEEPER BATTLE averages 4.5 out of 5 from 576 ratings, while LINE Bubble 2 averages 4.7 from 1.8K ratings.
Do ZOOKEEPER BATTLE or LINE Bubble 2 have ads?
Both ZOOKEEPER BATTLE and LINE Bubble 2 show ads.
Which is updated more often, ZOOKEEPER BATTLE or LINE Bubble 2?
ZOOKEEPER BATTLE ships an update every 4 weeks, and LINE Bubble 2 monthly. Most recently, ZOOKEEPER BATTLE was updated on October 17, 2026 and LINE Bubble 2 on October 17, 2026.

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