Comparison

Magic Defense vs Underdark

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

Head to head
About

Magic Defense

Engage in an auto-idle defense RPG set in a fantasy world threatened by monsters. Collect spirits and allies, build your deck, and enjoy pinball-style combat in this roguelike adventure.

Highlights
  • Classic defense & roguelike gameplay
  • Roguelike structure
  • Collect spirits
  • Pinball-style combat
  • Tower defense deck building
  • Collect allies and defend
Features
Read full description

Magic Defense: The Ultimate Auto Idle Defense RPG! We've crafted the excitement of blending survival and defense! In a distant fantasy world, where various monsters dominated, a dark force of despair swept through the land. The world was in peril due to relentless attacks from these monsters, and the villagers found themselves in a desperate situation. One day, a hidden magical book capable of summoning the legendary warrior was discovered. Features: ⏩ Enjoy a classic defense&loguelike game! ⏩ Enjoy the thrill of roguelike structure! ⏩ Collect various spirits to assist you! ⏩ Enjoy combat in the style of pinball games! ⏩ Create your deck for tower defense! ⏩ Experience the fun of collecting allies and defense simultaneously!

About

Underdark

Defend the Eternal Flame from relentless dark forces in this tactical tower defense game. Strategically place towers, choose powerful buffs, and level up unique heroes to forge an impenetrable defense. Enjoy one-handed gameplay for strategic fun anytime, anywhere.

Highlights
  • Defend the Eternal Flame
  • One-handed gameplay
  • Customize defense strategy
  • Level up heroes
  • Strategic tower placement
  • Choose buffs
Features
Read full description

Defend the Flame from the dark! Level up, strategically place towers, and choose buffs to grow stronger. Keep the light alive! Defend the Eternal Flame: Experience the thrill of defending the flame from hordes of dark forces that besiege it! Feel the exhilaration as you clear stages, with each victory more satisfying than the last. One-Handed Gameplay: Enjoy easy-to-master controls, designed for one-handed play. Perfect for strategic fun anytime, anywhere. Customize Your Defense Strategy: Select buffs and strategically place towers to forge your path of resistance. As you level up and choose your growth buffs, your defense becomes an impenetrable fortress. Heroic Stand: Choose your guardians to stand against the night. Each hero brings unique abilities to the battlefield. Earn trophies, level up, and enhance your heroes to ensure the flame flickers on through the darkest nights!

Screenshots

Magic Defense4 screens
Underdark4 screens

Verdict

The call

The clearest difference is rating: Underdark at 4.8 against Magic Defense's 4.3. Underdark also leads on review sentiment (72% vs 57%) and ratings volume (4.1K vs 432). 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. Magic Defense sells 10 one-off in-app purchases and Underdark sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Underdark holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Underdark has 4.1K ratings behind it against 432, so its average is the more settled of the two. Written reviews point the same way: 57% of Magic Defense's written reviews are positive against 72% of Underdark's.

UpkeepUpdate frequency

Magic Defense ships an update weekly, Underdark every 4 days. Both last shipped on November 4, 2026.

Scorecard4 real differences · 6 level
Magic Defense versus Underdark: the parameters behind the verdict, then further details
ParameterMagic DefenseUnderdark
PriceFreeFree
Rating4.3 (432 ratings)4.8 (4.1K ratings) — better
Positive reviews57.2% of reviews72.0% of reviews — better
Number of ratings4324.1K — better
Update frequencyWeeklyEvery 4 days — 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
Size632 MB520 MB
Age rating12+4+
DeveloperOBLIQUE GAMES, Corp.SeungHo Chung

Customer experience

Magic Defense

All ratings432 ratings
Positive82.6%
Neutral7.2%
Negative10.2%
Written reviews346 reviews
Positive57.2%
Neutral11.3%
Negative31.5%

Underdark

All ratings4,101 ratings
Positive95.0%
Neutral2.2%
Negative2.8%
Written reviews837 reviews
Positive72.0%
Neutral9.0%
Negative19.0%

User reviews

Magic Defense

From 432 App Store ratings

What we love

  • 🚀 Fast gameplay
  • 👍 Cute character designs
  • 👍 Enjoyable casual experience
  • 🚀 Smooth performance
  • 💡 Unique tower defense concept

Room to improve

  • 💰 Expensive in-app purchases
  • 🔍 Lack of transparency on character stats
  • 🔍 Unclear progression mechanics
  • 🐛 Freezing and crashing issues
  • 💰 Aggressive monetization with ads

Underdark

From 4.1K App Store ratings

What we love

  • 🚀 Addictive gameplay
  • 👍 Generous with rewards
  • 🚀 Smooth performance
  • 👍 No forced ads
  • 👍 Unique tower defense mechanics

Room to improve

  • 🐛 Multiplayer issues
  • 🔋 Battery drain
  • 🔒 Paywall for progression
  • 🔒 Excessive microtransactions
  • 🔒 Confusing UI with too many menus

Bugs and requests

Magic Defense

Reported bugs

4 issues
  • Accounts being lost or reset after updates
  • Time zone changes causing login issues
  • Freezing and crashing during ads or gameplay
  • Slow server response times for some regions

Requested features

5 requests
  • Add co-op or multiplayer mode
  • Improve character and weapon descriptions
  • Implement a one-time ad removal option
  • Add a 'sweep' feature for completed content
  • Improve summoning/gacha rates and systems

Underdark

Reported bugs

3 issues
  • Goblin tower factory causing game slowdown
  • Consecutive login rewards reset after updates
  • Invisible towers in multiplayer

Requested features

5 requests
  • Ability to rotate towers
  • Move towers after placement
  • More enemy variety and animations
  • Improved co-op mode
  • Simplified progression system

In-app purchases

10 purchases

Magic Defense

One-time10
  • Chapter Package 01$0.99
  • Gold Piggy 01$0.99
  • Chapter Package 02$0.99
Show 7 more
  • Chapter Package 03$1.99
  • Gold Piggy 02$1.99
  • Season Pass Silver$4.99
  • Familiar Key Booster x10$4.99
  • AD Free Membership - 30 Days$9.99
  • Epic Unit Pack$9.99
  • Season Pass Gold$12.99
10 purchases

Underdark

One-time10
  • daily_package_01$0.99
  • blade_pakcage$2.99
  • daily_package_02$2.99
Show 7 more
  • exp_2x$3.49
  • Event Package 2$3.99
  • add_speed$7.49
  • season_superpass_1$7.99
  • pack_remove_ads$7.99
  • pack_remove_ads2$10.99
  • season_hyperpass_1$18.99

Questions

Is Magic Defense free?
Magic Defense is free to download, with in-app purchases available.
Is Underdark free?
Underdark is free to download, with in-app purchases available.
Which has better reviews, Magic Defense or Underdark?
Underdark is rated higher. Magic Defense averages 4.3 out of 5 from 432 ratings, while Underdark averages 4.8 from 4.1K ratings.
Do Magic Defense or Underdark have ads?
Both Magic Defense and Underdark show ads.
Which is updated more often, Magic Defense or Underdark?
Magic Defense ships an update weekly, and Underdark every 4 days. Most recently, Magic Defense was updated on November 4, 2026 and Underdark on November 4, 2026.

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