ChainReaction vs Chain Reaction OG
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
ChainReaction
Strategize and place atoms to dominate a game board. Outsmart the AI with thoughtful moves and anticipate your opponent's actions until the final outcome.
- Atomic placement and explosions
- Board conquest gameplay
- Single-player against AI
- Strategic thinking required
- Turn-based gameplay
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Place and explode your atoms to conquer the board. Be better than the computer. Think and hope until the end!
Chain Reaction OG
Engage in a fast-paced local multiplayer strategy game for 2-8 players. Place atoms to trigger explosive chain reactions, capture the board, and eliminate opponents. Simple to learn but requires clever planning and timing for mastery.
- Local multiplayer for 2-8 players
- Fast-paced strategy matches
- Customizable board sizes and styles
- Simple controls
- No account required
- Unlockable orb finishes and arena skins
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Build critical mass. Trigger explosive chain reactions. Capture the entire board. Chain Reaction OG is a fast-paced local multiplayer strategy game for 2–8 players. Place your atoms, take control of the arena, and unleash powerful cascades that can transform the board in a single move. Every turn matters. Protect your territory, control valuable corners and edges, and wait for the perfect moment to start an unstoppable chain reaction. The rules are simple, but mastering the board takes clever planning, timing, and tactical thinking. # LOCAL MULTIPLAYER FOR 2–8 PLAYERS Gather friends and family for competitive pass-and-play matches on one device. No accounts, complicated setup, or lengthy tutorials—choose your players, select an arena, and start playing. # SIMPLE TO LEARN, HARD TO MASTER Place atoms inside your cells to build critical mass. When a cell reaches its limit, it explodes and spreads atoms into neighboring spaces. Capture rival cells, create massive combos, and eliminate every opponent to become the last player standing. One carefully planned move can trigger a board-clearing chain reaction. # CUSTOMIZE EVERY MATCH • Local pass-and-play multiplayer for 2–8 players • Fast, competitive strategy matches • Four board sizes: Small, Medium, Large, and Huge • Multiple orb finishes and arena styles • Smooth animations and satisfying chain reactions • Responsive, easy-to-use controls • No account required Whether you are looking for a quick two-player battle, a family party game, or an intense multiplayer strategy challenge, Chain Reaction OG makes every match unpredictable. # FREE TO PLAY Play Chain Reaction OG for free. Ads are shown between completed matches, so gameplay is never interrupted. # CHAIN REACTION PRO Upgrade to Chain Reaction Pro with a monthly subscription to: • Remove all ads • Unlock every orb finish • Unlock every arena skin Internet access is used for purchases, advertising, and diagnostics. # DISCLAIMER Chain Reaction OG is an independently developed game. It is not affiliated with, endorsed by, sponsored by, or officially connected to any other game developer, publisher, brand, product, or platform. Any third-party names or trademarks are the property of their respective owners. Gather your rivals, choose your board, and start the next explosive battle in Chain Reaction OG. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Chain Reaction OG at 3.0 against ChainReaction's 1.0. ChainReaction's advantage is ads (none vs shown) and update cadence (every 3 days vs monthly). On price, ratings volume, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Chain Reaction OG holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
ChainReaction ships an update every 3 days, Chain Reaction OG monthly. Both last shipped on October 25, 2026.
| Parameter | ChainReaction | Chain Reaction OG |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 3.0 (2 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 days — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.5 — better | 18.0 |
| Further details — not scored | ||
| Size | 2 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Joerg Hoehne | Mayank Kumar Gupta |
In-app purchases
ChainReaction
No in-app purchases
Chain Reaction OG
No in-app purchases
Questions
Is ChainReaction free?
Is Chain Reaction OG free?
Which has better reviews, ChainReaction or Chain Reaction OG?
Do ChainReaction or Chain Reaction OG have ads?
Which is updated more often, ChainReaction or Chain Reaction OG?
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