Comparison

Zen Bubble Merge vs Flock

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

Head to head
About

Zen Bubble Merge

Features
Read full description

Drag bubbles, spell words, and group them – exercise your brain! A fun and relaxing word puzzle game for everyone! Zen Bubble Merge is an innovative puzzle game that perfectly blends word spelling with bubble puzzles. You'll be immersed in a colorful bubble world, tapping bubbles to identify themes and finding perfect combinations by grouping words using pure logic and vocabulary. The smooth mechanics and beautiful graphics make every play session precise and satisfying. Simple and easy to learn, yet full of strategy and vocabulary challenges – perfect for anyone who loves word games, puzzles, or wants to improve their vocabulary! Core Gameplay Unique Bubble Word Gameplay, Say Goodbye to Traditional Boring Games Different from traditional, rigid block word search games! All English letters are contained within lively, colorful bubbles, creating a visually refreshing and soothing experience. The gameplay is simple: find the correct category! A Dual Experience of Relaxation and Brain Training Easy to learn, increasingly challenging as you play! The beginner levels are gentle, allowing seniors and children to quickly grasp the basics and easily familiarize themselves with spelling rules. As you progress, the bubble layout constantly evolves, and hidden, fun words are continuously added, subtly testing your vocabulary and observation skills. Tons of Free Levels, Gradually Increasing Difficulty Hundreds of meticulously designed exclusive levels, continuously updated and never repetitive! Each level features a unique bubble layout, random letter combinations, and even hidden words. The difficulty increases gradually, without abrupt obstacles, providing a smooth and comfortable experience for casual players, those looking for a break, or puzzle game enthusiasts. Game Highlights Refreshing Bubble Art Style Soft and eye-friendly colorful scheme, smooth and soothing bubble-eliminating animations, and a clean and simple interface that reduces eye strain even after extended gameplay. Suitable for All Ages Minimalist fingertip controls, suitable for all ages and skill levels. Children can learn words in fun, adults can relieve stress, and seniors can exercise their brains and stimulate their thinking. Fun Vocabulary Building Covering basic daily vocabulary and commonly used advanced vocabulary, learn while playing, and unconsciously build vocabulary in a relaxed game atmosphere. Rich Auxiliary Items A variety of useful items to help you easily overcome difficult levels and say goodbye to frustration. Whether you only have five minutes or five hours of free time, Zen Bubble Merge can fit your schedule. Improve your spelling skills, expand your vocabulary, and enjoy the most relaxing word puzzle adventure in the app store. Download Zen Bubble Merge Now! Embark on a fun and relaxing word puzzle journey to unwind, build your vocabulary, and exercise your brain!

About

Flock

Race friends to connect words in this multiplayer puzzle game. Find four hidden groups among sixteen words, either in person, online, or at your own pace. Enjoy daily challenges and over 1,000 handcrafted levels.

Highlights
  • Head-to-head on one device
  • Online multiplayer for up to 6 players
  • 1-on-1 challenges
  • Daily puzzle
  • 1,000 handcrafted levels
  • Clean, friendly design
Features
Read full description

Sixteen words. Four hidden groups. One race to solve them first, with friends. Flock is the word puzzle built to be played together. Whether you are side by side or miles apart, there is a way to play with your friends. PLAY WITH FRIENDS Same device: sit across from a friend and race the same board at the same time, head to head. Different devices: play online in real time with up to 6 friends from anywhere. On your own time: challenge a friend to a 1-on-1 match and take your turn whenever you like. PLAY SOLO A fresh daily puzzle every single day. 1,000 handcrafted levels, from easy to expert. HOW IT WORKS Every round gives you 16 words. Find the four hidden groups before your friends do. Easy to learn, tricky to master. FEATURES - Head-to-head on one device, in person - Online multiplayer for up to 6 players - 1-on-1 challenges you can play anytime - A new daily puzzle every day - 1,000 levels to work through - Clean, friendly design Whether you want a quick daily brain teaser or a competitive night in, Flock turns word puzzles into something you share. Download Flock and gather your flock.

Screenshots

Zen Bubble Merge4 screens
Flock4 screens

Verdict

The call

The clearest difference is update cadence: Flock at every 2 days against Zen Bubble Merge's every 2 weeks. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Zen Bubble Merge sells 6 one-off in-app purchases and Flock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Zen Bubble Merge ships an update every 2 weeks, Flock every 2 days. The most recent releases landed on October 3, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 8 level
Zen Bubble Merge versus Flock: the parameters behind the verdict, then further details
ParameterZen Bubble MergeFlock
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size479 MB2 MB
Age rating17+4+
DeveloperUnlimited Legend LimitedKenneth Cooney

In-app purchases

6 purchases

Zen Bubble Merge

One-time6
  • coin1$1.99
  • coin9$4.99
  • coin3$14.99
Show 3 more
  • coin4$29.99
  • coin5$54.99
  • coin6$99.99
1 purchases

Flock

One-time1
  • All 1,000 Puzzles$2.99

Questions

Is Zen Bubble Merge free?
Zen Bubble Merge is free to download, with in-app purchases available.
Is Flock free?
Flock is free to download, with in-app purchases available.
Do Zen Bubble Merge or Flock have ads?
Neither Zen Bubble Merge nor Flock shows ads.
Which is updated more often, Zen Bubble Merge or Flock?
Zen Bubble Merge ships an update every 2 weeks, and Flock every 2 days. Most recently, Zen Bubble Merge was updated on October 3, 2026 and Flock on October 24, 2026.

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