Best Stack 21 alternatives: games like Stack 21

3+ similar games compared and reviewed

4.6 avg rating
3 free games
Updated October 2026

Looking for something like Stack 21? We've analyzed 3+ similar apps and games to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Stack 21

Brain Room - Block Push Puzzle#1

Brain Room - Block Push Puzzle by Hirokazu Uno

Classic block-pushing puzzle
Editor's Choice
🎮 Games
4.5(58 ratings)
FreeAds
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Engage your mind with a classic block-pushing puzzle game. The objective is to strategically move blocks to designated storage locations. Enjoy a simple yet challenging experience designed to test your logic and spatial reasoning skills.

Hole Busters 3D#2

Hole Busters 3D by FUNSEA LIMITED

The hole swallows everything
Strong Contender
🎮 Games
4.9😊(18K ratings)
FreeAdsIn-App Purchases
#58in Games
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Control a powerful black hole to swallow objects in various themed environments. Grow your black hole by devouring more items to overcome challenges. This game offers a relaxing yet brain-exercising experience with strategic puzzle-solving.

What We Love

  • 🚀 Fun and satisfying gameplay
  • 👍 Challenging levels
  • 💡 Innovative mechanics

Room to Improve

  • 🐛 Glitches and bugs in certain levels
  • 🔍 Difficulty in reaching suspended items
Wood Nuts & Bolts Puzzle#3

Wood Nuts & Bolts Puzzle by ABI GLOBAL LTD.

Master unscrew wood nuts bolts
Worth Considering
🎮 Games
4.5😞(234K ratings)
FreeIn-App Purchases
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Engage your mind with a challenging puzzle game where you strategically unscrew wooden nuts and bolts. With hundreds of levels and multiple solutions, this game sharpens your problem-solving abilities and offers global competition.

What We Love

  • 🎮 Challenging and engaging puzzles
  • 💡 Interesting concept of moving wood pieces

Room to Improve

  • 🤖 Excessive and long advertisements
  • ⏱️ Strict time limits on harder levels
  • 🔒 Locked features requiring ads or purchases
  • 🐛 Glitches and crashes
  • 🔄 Forced to replay easy levels when restarting