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Spark7 - Chain Reaction Game

Spark7 - Chain Reaction Game

Exercise your logical thinking

38 ratings
29 reviews
🎮 Games
🎈 Casual
🧩 Puzzle
Free
In-App Purchases

Details

  • Released
  • Updated
  • May 31, 2026
  • July 21, 2026

Features

Developer

Andrew Cohen
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Spark7 - Chain Reaction Game screenshot #1 for iPhone
Spark7 - Chain Reaction Game screenshot #2 for iPhone
Spark7 - Chain Reaction Game screenshot #3 for iPhone
Spark7 - Chain Reaction Game screenshot #4 for iPhone
Spark7 - Chain Reaction Game screenshot #5 for iPhone
Spark7 - Chain Reaction Game screenshot #6 for iPhone
Spark7 - Chain Reaction Game screenshot #7 for iPhone
iphone
ipad
🧾$0.99 - $9.99
In-App Purchase↘︎
⭐29
Reviews↘︎
📝1+ tags
Tags↘︎
❓8 answered
FAQ↘︎
📦~ in 4 days
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About

This electric number puzzle game challenges your brain with dropping numbered balls and creating explosive chain reactions. It's designed by a brain scientist to improve cognitive skills like spatial reasoning and problem-solving.

✓Numbered ball dropping gameplay
✓Explosive chain reaction combos
✓Global leaderboards and replays
✓Cognitive skill enhancement
✓Satisfying and engaging puzzles
✓Drop7 alternative
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+1

What's New in Spark7

2026.0720.04

July 21, 2026

New "Surge Recap" feature to help you better understand what the heck just happened!

5

In-App Purchases

$2.99

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User reviews

Most RecentHighest RatedLowest Rated

Relaxing and challenging at the same time

It’s easy to get started and then you can learn more strategies. The layout is simple and the music is calming so the strategic focus is quite relaxing.
Lauren LoGiudiceLauren LoGiudice

Highly addictive

Love the simplicity and fun! Great game.
Activegal14Activegal14

Addictive!

What a fun game!! More challenging than it first appears.
GetouttahearGetouttahear

Expand Your Mind

Very fun, highly addictive mobile app game. Play against friends and compete with others around the globe to see who you can beat! Challenging, competitive, and engaging
skiggiskiggi

Tetris meets Sudoku

Tetris meets Sudoku. This mind-bending puzzle game is easy to learn but difficult to master. Compete globally, challenge your friends, or simply compete against yourself as you continually chase a higher score. Addictive, rewarding, and one of those rare games you’ll keep coming back to.
BilliamTBBilliamTB
See 24 more reviews

FAQ

What is Spark7?

Spark7 is a number drop puzzle game designed to exercise your brain. It involves dropping numbered balls into a grid, matching them by count, and creating chain reactions for high scores.

Is Spark7 similar to Drop7?

Yes, Spark7 is described as a 'Drop7 alternative' and 'like Drop7 on steroids.' It aims to provide a more satisfying and engaging experience for fans of the genre.

What cognitive skills does Spark7 improve?

Developed by a brain scientist, Spark7 is meticulously crafted to exercise spatial reasoning, working memory, executive function, processing speed, attention span, problem-solving, and mental resilience.

Can I compete with other players in Spark7?

Yes, Spark7 allows you to obsess over global top scores for each Game ID and work your way up the Leaderboard by sharing and improving your 'replays'.

What devices can I play Spark7 on?

Spark7 is available on iPhone and iPad, making it accessible for Apple users on the go.

How often is Spark7 updated?

The latest version of Spark7 is 2026.0613.02, which was released on June 14, 2026. Updates are frequent, ensuring a reliable and evolving gameplay experience.

What is the age rating for Spark7?

Spark7 has an age rating of 4+, making it suitable for a wide range of players.

Does Spark7 have ads?

No, Spark7 does not contain advertisements, offering an uninterrupted gaming experience.