Spark7 - Chain Reaction Game is a puzzle app developed by Drewco Ventures.
Download Statistics
Spark7 - Chain Reaction Game has been downloaded 46 times. In the last 30 days, the app was downloaded 8 times.
User Ratings
The app has no ratings yet.
App Information
Spark7 - Chain Reaction Game is FREE to download. The APK download size is 158.16 MB. The latest version available is 2026071303. The last update was on July 13, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play 6 weeks ago.
Description
This electric number puzzle will rewire your brain and may make you miss your bus stop.
Spark7 is like Drop7 on steroids – as if Tetris, Dr. Mario, CandyCrush, Sudoku, and 2048 got together and had a baby to become even more satisfying and engaging.
The gameplay seems simple at first. Just drop numbered balls into the grid, match them by count, and chain explosive combos (“surges”) to boost your score.
But very quickly, you’ll find yourself gradually understanding the game’s hidden nuances over time, continuing to improve your skills and your brainpower during every moment of play.
You’ll also find yourself obsessing over the global top scores for each individual Game ID, and cranking your “replays” to work up the Leaderboard.
The best part is that Spark7 was created by a literal brain scientist. Each game mechanic is meticulously crafted to exercise your spatial reasoning, working memory, executive function, processing speed, attention span, problem solving, and mental resilience.
If the disappearance of Drop 7 left a hole in your puzzle life, Spark7 fills it — and then some. This is the number drop game you didn't know you needed.
Download Spark7 and light up your brain.
Recent changes: Improved tutorial for new users. Bug fixes.
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Comments on Spark7 - Chain Reaction Game for Android
★★★★★Michael Cohen· Jun 12, 2026
⭐⭐⭐⭐⭐ Spark7 is quick to learn, easy to play, and difficult to master. Spark7 is one of those games that's easy to play a few rounds and walk away until next time, so you can actually help yourself instead of the mind-numbing of scrolling through social media. The app itself is smooth, works well on my S24+, supports leaderboards globally while including friends that you can add via a code you share out. It's well worth the reasonable $2.99 asking price, and I recommend it!
Google Play Rankings for Spark7 - Chain Reaction Game
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Technologies used by Spark7 - Chain Reaction Game
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