Merge Lane: Tower Defense

Merge & defend the lane!

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

New: 30 levels of merge & defend action across 3 chapters — daily challenge seed now live! Merge Lane Defense is a fast hybrid-casual tower defense game where every merge counts. Monsters swarm down the lanes — merge your blocks, hold the line, and save the castle! MERGE TO POWER UP Drag two matching blocks together to evolve them into stronger defenders. Chain merges trigger bonus damage — find the perfect combo before the wave hits. HOLD THE LANES Monsters charge down parallel lanes toward your castle. Place your merged blocks smartly to plug gaps, slow the rush, and split attackers before they break through. 30 HANDCRAFTED LEVELS Three chapters, boss rushes, and daily challenge seeds. Each level re-tunes monster speed, health, and lane layouts — no two defenses play the same. STRATEGY TOOLS Undo a bad drop, freeze a lane, deploy shields, and call boosters when the horde gets heavy. A smart pity system keeps close fights winnable. DAILY REWARDS & UPGRADES Log in daily for coins and chests. Spend them on permanent castle upgrades that carry into every level. PLAY ANYWHERE No internet? No problem. Every level plays offline — perfect for commutes and flights. (Rewarded ads and purchases need a connection.) Simple to learn, satisfying to master. One more merge, one more level, one more castle saved. Privacy Policy: https://growly.life/privacy-policy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Smoother difficulty: early levels are now friendlier, monsters move a little slower in the first chapters, and you get a longer warning before each spawn. Level difficulty was rebalanced across all 1000 levels.

The developer, Truong Pham Quang, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Identifiers
    • Usage Data
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
Truong Pham Quang
Size
25.7 MB
Category
Puzzle
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 6 more
  • English, French, German, Japanese, Korean, Portuguese, Vietnamese
Age Rating
9+
  • 9+
  • Infrequent
    Cartoon or Fantasy Violence

    Contains
    Advertising
In-App Purchases
Yes
  • VIP Monthly $7.99
  • VIP Weekly $2.99
  • Remove Ads $3.99
  • Starter Pack $1.99
  • 50,000 Coins $49.99
  • 8,000 Coins $9.99
  • 3,500 Coins $4.99
  • 18,000 Coins $19.99
  • 600 Coins $0.99
Copyright
© 2026