Chain Reaction

Contains ads
3.8
210K reviews
Content rating
Rated for 3+
10M+
Downloads
Content rating
Rated for 3+
Learn more
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About this game

A strategy game for 2 to 8 players.

The objective of Chain Reaction is to take control of the board by eliminating your opponents' orbs.

Players take it in turns to place their orbs in a cell. Once a cell has reached critical mass the orbs explode into the surrounding cells adding an extra orb and claiming the cell for the player. A player may only place their orbs in a blank cell or a cell that contains orbs of their own colour. As soon as a player looses all their orbs they are out of the game.

Game features both HD modes for larger (Pad) screens and the regular mode for all devices.

Each player can customise the colour & sounds of their orbs. A player can also turn tactile feedback (vibration) on and off.

I hope you have as much fun playing this as I have coding it.

-Matt :)
Updated on
Mar 27, 2026
Available on
Android, Windows

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
Personal info, Financial info and 3 others
This app may collect these data types
Personal info, Financial info and 3 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

3.8
199K reviews
Havilah Moroe
March 18, 2026
The game is dang addictive! but I can't give it 5 stars because the online multiplayer has problems, I always get disconnected for no reason, and if there's a network disconnection for even a nano second you get disconnected from the match, please fix that, make it retry to connect like 2-3 times before disconnecting completely, and also maybe add some way to communicate with others? they gotta know I'm teabagging them behind the screen.
4 people found this review helpful
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App Holdings
March 19, 2026
Thanks, and agreed: brief network drops should not kick you out that aggressively. I'm tracking multiplayer stability and tightening reconnect handling. If this still happens on the latest build, please email feedback@appholdings.org with your device, Android version, and the rough match time so I can trace it.
Prasad Shelar
February 11, 2026
I can't believe this game! I'm sick and tired of clicking on an orb and having the wrong one activate! It's infuriating! And I have a VERY GOOD suggestion that should have been obvious to the developers. This game is designed to be played WITH other people, which is a huge problem. Most of the time, people are alone! What if someone wants to play but has no one around? It's ridiculous! You need to add a computer player as an opponent with adjustable difficulty levels. This is basic stuff!
72 people found this review helpful
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App Holdings
February 17, 2026
Thanks for reporting this — we’ve shipped a hotfix for 2D/3D grid rendering + tap placement (v3.11.1) and it’s rolling out now. Please update; if it’s still off, email feedback@appholdings.org with device model + Android version.
Vironica Bella
February 10, 2026
Where's the sound when I put my orb in the board. I miss the old og pop sound every click😭 I played this like years ago..It would be more fun with the sound effects added again Please 🙏also can you fix the board in 2D grid style because it's not aligned on the screen... and clicking it teleport nowhere can you also put more updates in it? more updates would be more fun! I REALLY LOVED THIS GAME FOR YEARS THANK YOUUU SO MUCH💖
Did you find this helpful?
App Holdings
February 17, 2026
Thanks for reporting this — we’ve shipped a hotfix for 2D/3D grid rendering + tap placement (v3.11.1) and it’s rolling out now. Please update; if it’s still off, email feedback@appholdings.org with device model + Android version.

What’s new

Hotfix: restored main-menu ad warmup so interstitial preloading resumes earlier and ad requests recover.