Comparison

CRx vs Chain Reaction

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

CRx

Engage in an addictive strategy game where players aim to control the board by eliminating opponents' orbs. Place orbs strategically, triggering chain reactions to claim cells and outmaneuver rivals. Enjoy single-player or multiplayer modes with elegant gameplay and theme variations.

Highlights
  • Multiplayer (2-8 players)
  • Eliminate opponent orbs
  • Chain reaction orb explosions
  • CPU mode for single-player
  • Theme variations (Black/White)
Features
Read full description

Experience the ultimate tactical chain-reaction board game! CRx is an addictive, fast-paced strategy game designed for 2 to 8 players. Challenge your cleverness, spark explosive combos, and dominate the board! The rules are simple, but the strategy is deep. Your goal is completely straightforward: take absolute control of the board by eliminating all of your opponents' colored orbs. One single move can trigger a massive chain reaction that completely flips the match! HOW TO PLAY: Take turns placing a colored orb into a cell on the grid. Once a cell reaches "critical mass," it explodes into all adjacent cells! The exploding orbs claim those surrounding cells for you, changing them to your color. You can only place orbs in blank cells or cells already containing your color. Trigger epic combos to wipe out your rivals - the last player standing with orbs wins! WHY YOU’LL LOVE CRx: Addictive Strategy & Combos: Watch a single placement explode across the entire board. Perfect for testing your spatial awareness and foresight. Local Multiplayer (2-8 Players): An incredible party game! Pass and play with a large group of friends or family on a single device. Smart AI Opponent: No friends nearby? Jump into CPU solo mode and test your strategic skill against our scaling computer AI. 100% Offline Play: No internet, data, or Wi-Fi required. Enjoy seamless tactical gaming anytime, anywhere. Clean & Minimalist Design: Switch effortlessly between elegant Black and White theme variations to match your style. Can you outsmart your friends and predict the next big explosion? Download CRx today, trigger the ultimate chain reaction, and claim the board!

About

Chain Reaction

Features
Read full description

Chain Reaction Online is a simple and addictive strategy board game where one smart move can turn the entire match around. ONLINE MULTIPLAYER IS HERE Jump into live matches against players from around the world with Auto Match, or create a private room and invite a friend for a 1v1 showdown. Place your orbs carefully, build up your cells, and trigger chain reactions that capture your opponent’s territory. The last player remaining on the board wins. HOW TO PLAY Take turns placing orbs on the board, either in an empty cell or one that already belongs to you. Once a cell reaches its limit, it explodes and spreads into nearby cells. This can capture your opponent’s cells and sometimes trigger a much bigger chain reaction across the board. One move can change the entire match, so think ahead and plan carefully. GAME MODES * Online matches against players worldwide * Auto Match to find an opponent quickly * Private rooms to play with friends * AI opponents for solo practice * Local multiplayer on the same device WHY PLAYERS KEEP COMING BACK * Easy to learn, but challenging to master * Quick and competitive multiplayer matches * Clean controls and smooth gameplay * Satisfying chain-reaction moments * Different strategies in every match * Refreshed UI and improved performance * Fun for both casual and competitive players Whether you want to challenge someone online, play privately with friends, practise against AI, or enjoy local multiplayer offline, Chain Reaction keeps every match quick, strategic, and fun. Download now and jump into your first online match.

Screenshots

CRx4 screens
Chain Reaction4 screens

Verdict

The call

The clearest difference is in-app purchases: Chain Reaction at none against CRx's 1. Chain Reaction also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. CRx sells 1 one-off in-app purchase. Chain Reaction asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 8 level
CRx versus Chain Reaction: the parameters behind the verdict, then further details
ParameterCRxChain Reaction
PriceFreeFree
Rating4.2 (26 ratings) — better—
Positive reviews69.2% of reviews—
Number of ratings26 — better—
Update frequencyEvery 3 monthsEvery 3 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size64 MB66 MB
Age rating4+4+
DeveloperAbhishek AryanANJU SIIMA TECHNOLOGIES PRIVATE LIMITED

In-app purchases

1 purchases

CRx

One-time1
  • Remove Ads$1.99
None

Chain Reaction

No in-app purchases

Questions

Is CRx free?
CRx is free to download, with in-app purchases available.
Is Chain Reaction free?
Chain Reaction is free to download, with no in-app purchases.
Do CRx or Chain Reaction have ads?
Both CRx and Chain Reaction show ads.
Which is updated more often, CRx or Chain Reaction?
CRx ships an update every 3 months, and Chain Reaction every 3 months. Most recently, CRx was updated on October 21, 2026 and Chain Reaction on October 11, 2026.

Other comparisons