Comparison

Defense Factory vs Bold Attack

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

Head to head
About

Defense Factory

This game blends tower defense with incremental mechanics, where your tower acts as a factory spawning minions to battle invaders. Evolve your army, research upgrades, and compete in tournaments to defend your territory.

Highlights
  • Minion-spawning tower defense
  • Evolving minion army
  • Factory production upgrades
  • Card collection bonuses
  • Live tournament competitions
  • Research new upgrades
Features
Read full description

Defense Factory revolutionizes the tower defense genre, offering a unique twist on strategy and incremental gaming. In this game, your tower is not just a stationary defense; it's a factory that spawns powerful minions to wage epic battles against relentless enemy invaders. Dive into the world of idle defense and witness your minion army evolve, capturing the true essence of incremental games. Experience the excitement of incremental games! Download Defense Factory - Tower Defense and become a master of idle defense tactics! Embark on the Ultimate Idle Tower Defense Adventure! 1. MINION-POWERED DEFENSE Defense Factory sets you on an exhilarating journey in the realm of minion-spawning tower defense. Challenge your strategic skills by building the ultimate factory tower to protect your territory from relentless hordes of enemy invaders. Command and upgrade your ever-growing minion army, making tactical decisions to fend off attackers and establish your dominance. Witness your minions crush your foes, and become the hero of this unique incremental tower defense game. 2. EVOLVING MINIONS As you progress through the game, unlock a diverse array of powerful minions and upgrades that enhance your factory's output. Customize your minion army to adapt to different waves of enemy assaults. Choose your strategies wisely, and see the big picture as you secure your territory with an ever-evolving army of minions. 3. A WORLD OF POSSIBILITIES Defense Factory offers more than just your typical defense game. Uncover new battlegrounds, defeat formidable bosses, and explore a world filled with tactical potential. Whether you're an idle game enthusiast or a newcomer, embrace the challenge of mastering the art of minion-spawning tower defense! 4. START YOUR FACTORY TODAY! With an intuitive interface, Defense Factory is easy to pick up and play, catering to both tower defense veterans and newcomers. Immerse yourself in thrilling and engaging gameplay that will keep you coming back for more. Defense Factory features: - Addictive and innovative minion-spawning tower defense gameplay; - A plethora of minion upgrades to choose from; - Invest in your factory's production to permanently strengthen your minion army; - Research new upgrades to unlock additional game features; - Unlock and manage your card collection for significant bonuses; - Compete in live tournaments to unlock ultimate powers for your minions. Spawn, upgrade, and conquer! Will your Minion Factory withstand the test of time in this new idle tower defense game? If you seek a challenging and addictive tower defense experience that puts your skills to the test, look no further than Defense Factory. Build your minion army, defend your territory, and prove your tactical prowess on the battlefield! Embrace the challenge of mastering Defense Factory, where idle games come to life!

About

Bold Attack

Engage in exciting battles where you wield letter-based weapons. Evolve your character, unlock powerful abilities, and conquer new planets to face increasingly formidable foes.

Highlights
  • Evolve and gain new skills
  • Unlock powerful weapons
  • Conquer new planets
  • Dominate tough opponents
  • Face bigger and badder enemies
Features
Read full description

As you fight your way through each level, you'll evolve and gain new skills to help you dominate even the toughest opponents. With each new planet you conquer, you'll unlock even more powerful weapons and abilities to take on bigger and badder enemies. Download now and let the battle begin!

Screenshots

Defense Factory4 screens
Bold Attack3 screens

Verdict

The call

The clearest difference is review sentiment: Defense Factory at 100% against Bold Attack's 19%. Defense Factory also leads on rating (5.0 vs 4.6). Bold Attack's advantage is ratings volume (447 vs 2) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases 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. Defense Factory sells 9 one-off in-app purchases and Bold Attack sells 15 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Defense Factory holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Bold Attack has 447 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Defense Factory's written reviews are positive against 19% of Bold Attack's.

UpkeepUpdate frequency

Defense Factory ships an update every 2 days, Bold Attack daily. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Defense Factory versus Bold Attack: the parameters behind the verdict, then further details
ParameterDefense FactoryBold Attack
PriceFreeFree
Rating5.0 (2 ratings) — better4.6 (447 ratings)
Positive reviews100.0% of reviews — better19.3% of reviews
Number of ratings2447 — better
Update frequencyEvery 2 daysDaily — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size210 MB142 MB
Age rating4+4+
DeveloperAndrew Quoc TranUpperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi

Customer experience

Defense Factory

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bold Attack

All ratings418 ratings
Positive89.5%
Neutral1.7%
Negative8.9%
Written reviews57 reviews
Positive19.3%
Neutral5.3%
Negative75.4%

Bugs and requests

Defense Factory

Not enough reviews yet to summarise bugs or requests.

Bold Attack

Reported bugs

2 issues
  • Enemies remain alive after being killed
  • Inability to collect dropped items

Requested features

3 requests
  • Endless mode
  • Reduce ad frequency
  • Improve performance and stability

In-app purchases

9 purchases

Defense Factory

One-time9
  • 100 Gems$4.99
  • 225 Gems$9.99
  • Premium Pass 1$9.99
Show 6 more
  • Starter Pack$9.99
  • 500 Gems$19.99
  • 800 Gems$29.99
  • Master Pack$29.99
  • 1400 Gems$49.99
  • 3000 Gems$99.99
15 purchases

Bold Attack

One-time15
  • Cash Kickstart Pack$1.99
  • Ticket 10$1.99
  • 2X Damage$2.99
Show 12 more
  • 2X Speed$2.99
  • Money Fountain Pack$2.99
  • Ticket 20$2.99
  • 2X Income$3.99
  • Royal Treasury Pack$4.99
  • Ticket 50$4.99
  • No Ads$4.99
  • 30 Tickets and No Ads$5.99
  • Mega Bundle$7.99
  • Treasury Trove Pack$7.99
  • Big Vault Pack$8.99
  • Big Chest Treasure$11.99

Questions

Is Defense Factory free?
Defense Factory is free to download, with in-app purchases available.
Is Bold Attack free?
Bold Attack is free to download, with in-app purchases available.
Which has better reviews, Defense Factory or Bold Attack?
Defense Factory is rated higher. Defense Factory averages 5.0 out of 5 from 2 ratings, while Bold Attack averages 4.6 from 447 ratings.
Do Defense Factory or Bold Attack have ads?
Both Defense Factory and Bold Attack show ads.
Which is updated more often, Defense Factory or Bold Attack?
Defense Factory ships an update every 2 days, and Bold Attack daily. Most recently, Defense Factory was updated on October 24, 2026 and Bold Attack on October 25, 2026.

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