Comparison

Fusion Knight vs Bacteria

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

Head to head
About

Fusion Knight

Features
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Fusion Knight: King Command โ€“ Upgrade & Conquer the Realm!โ€จ Step into Fusion Knight: King Command, a powerful fusion of merge strategy, idle progression, and thrilling battles. Take command as the rightful ruler of a war-torn land, where monsters rise, kingdoms fall, and only the strongest can lead their armies to victory. Assemble your forces, fuse your heroes, defend your castle, and grow your domain into an unstoppable empire. Whether you're here for fast-paced combat or idle growth, Fusion Knight delivers endless excitement, engaging mechanics, and a rewarding journey for casual and hardcore gamers alike. Merge your way to glory Start with humble units like Soldiers and Magicians, and fuse them into legendary warriors like Gladiators, Archmages, and even the mighty Lord of Dragon. Every merge creates stronger units, unlocks new abilities, and brings your army closer to dominance. Merge units to evolve into higher-tier warriors Unlock hidden synergies between classes and elements Discover powerful heroes and rare units through fusion Defend your castle Your kingdom is under siege! Defend against relentless waves of monsters, beasts, and enemy warlords. Strategically deploy your forces and watch your army auto-battle โ€” with stunning effects and satisfying animations. Place units smartly to maximize damage and defense Upgrade your defense formations and buffs Your army keeps collecting resources while youโ€™re offline Lead as King. Fight as Legend!!! Enemies grow stronger with every wave. Show your tactical mastery in challenging boss fights, where timing, positioning, and composition make all the difference. Command epic battles with hundreds of units Take down elite bosses with unique skills Upgrade your kingdom to unlock special features and powerful upgrades Recruit diverse heroes & strategize Customize your squad with a wide range of fantasy-themed characters: fearless knights, agile archers, elemental mages, enchanting priestesses, and more. Combine magic, might, and mind in your perfect formation. Unlock new unit types and legendary heroes Adapt your strategy to different enemy types and terrain Idle progression & Daily Rewards Even when you log off, your army still work! Enjoy idle growth as your army collects gold, gear, and resources automatically. The more you return, the faster you progress. Claim offline rewards and auto-battle loot Enhance heroes, level up units, and upgrade facilities Complete daily quests for epic prizes Completely free-to-play and endlessly fun, Fusion Knight: King Command offers a perfect balance of idle convenience and strategic depth. Whether you're merging warriors in your downtime or planning the perfect formation for a boss raid, this game has something for everyone. The realm needs a true commander.โ€จAre you ready to merge, command, and conquer? Download Fusion Knight: King Command now and begin your journey to become the most powerful king of all time!

About

Bacteria

Features
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Bacteria is a turn-based strategy game where two colonies face off on a board. Discover: - 45 levels across 9 different graphic worlds - 3 difficulty levels against the AI in solo mode - A local multiplayer mode to challenge your friends Move, duplicate, and contaminate to dominate the field!

Screenshots

Fusion Knight4 screens
Bacteria4 screens

Verdict

The call

The clearest difference is in-app purchases: Fusion Knight at none against Bacteria's 1. Fusion Knight also leads on iOS requirement (13 vs 18.4). On price, update cadence, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Bacteria sells 1 one-off in-app purchase. Fusion Knight asks for nothing beyond the download.

UpkeepUpdate frequency

Fusion Knight ships an update every 5 weeks, Bacteria every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

Scorecard2 real differences ยท 4 level
Fusion Knight versus Bacteria: the parameters behind the verdict, then further details
ParameterFusion KnightBacteria
PriceFreeFree
Update frequencyEvery 5 weeksEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS13 โ€” better18.4
Further details โ€” not scored
Size105 MB19 MB
Age rating12+4+
DeveloperAMAMOB SOFTWARE COMPANY LIMITEDSAN JUNIPERO

In-app purchases

None

Fusion Knight

No in-app purchases

1 purchases

Bacteria

One-time1
  • Mode Premium$1.99

Questions

Is Fusion Knight free?
Fusion Knight is free to download, with no in-app purchases.
Is Bacteria free?
Bacteria is free to download, with in-app purchases available.
Do Fusion Knight or Bacteria have ads?
Neither Fusion Knight nor Bacteria shows ads.
Which is updated more often, Fusion Knight or Bacteria?
Fusion Knight ships an update every 5 weeks, and Bacteria every 3 weeks. Most recently, Fusion Knight was updated on October 12, 2026 and Bacteria on October 16, 2026.

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