BlockSum: Number Puzzle Game

Contains adsIn-app purchases
Content rating
Everyone
50+
Downloads
Content rating
Everyone
Learn more
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About this game

Add numbers fast. Think faster. 🧠

BlockSum is a fast-paced number puzzle game that blends math puzzles, brain training, and strategy gameplay. Combine adjacent numbers to match the target sum, clear the grid, and keep the board from filling up.

Perfect for fans of math games, logic puzzles.

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🎯 Why You’ll Love BlockSum

• Addictive Number Puzzle Gameplay
Combine numbers quickly in a unique twist on classic math and puzzle games.

• Train Your Brain Daily
Improve mental math, focus, and logic skills while having fun.

• Easy to Learn, Hard to Master
Simple mechanics with deep strategy and endless replay.

• Quick Play Sessions
Play anytime — perfect for short breaks or long high-score runs.

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🕹️ How to Play

• A target number appears at the top
• Tap or drag across adjacent numbers to add them
• Match the exact sum to clear blocks and score
• New rows drop over time - stay ahead
• Don’t let the grid fill up!

Think fast. Plan ahead. Stay in control.

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🔥 Game Features

• Endless Mode : Keep pushing your high score
• Multiple Difficulty Levels : Easy, Medium, Hard
• Strategic Grid-Based Gameplay
• Timer-Based Challenge : Speed meets logic
• Clean, Minimal Design
• Dark Mode Support
• Smooth Tap & Drag Controls

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⚡ Difficulty Modes

Easy : Relax and learn the basics
Medium : Balanced challenge
Hard : Fast, intense gameplay for experts

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💡 Pro Tips

• Plan your moves before acting
• Stick to adjacent numbers
• Use Clear to fix mistakes
• Use Drop to control the board
• Think ahead to avoid game over

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🚀 Go Pro

Upgrade to BlockSum Pro:

• No ads
• One-time purchase
• Uninterrupted gameplay

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If you enjoy number puzzle games, math games, brain training apps, or logic puzzles, BlockSum is your next addiction.

👉 Download now and challenge your brain!

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Keywords: numbers, summation, math, arithmetic, mental math, addition, mind games, streaks, arcade, timed
Fast math puzzle game - add numbers, beat the timer, train your brain.
Updated on
Sep 6, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit

What’s new

- Daily challenge and Coin system added
- Statistics moved from main screen to settings
- Adjusted the scoring system