Comparison

Ultra Blade vs Asteroid Emperor

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

Head to head
About

Ultra Blade

Engage in a pixelated roguelike survival RPG where you defend humanity's final city from relentless darkness. Master simple controls to unleash devastating attacks and build unique heroes with diverse powers and weapons for dynamic gameplay sessions.

Highlights
  • Horde survival RPG gameplay
  • Rogue-lite progression
  • Unlockable heroes with unique powers
  • Deep combat build customization
  • One-touch controls with skill-based combat
  • Endless Challenge Mode
  • Offline play
Features
Read full description

Defend Mankind's last city from the endless hordes of darkness! Ultra Blade is a horde survival RPG with rogue-lite progression elements. Build new heroes to take on new challenges while cutting through 1000s of foes at once. New heroes unlock new powers, making runs more dynamic the more you play. Drag to move and auto attack, release to execute a heavy attack. Swipe to dodge. The controls are simple, but the real complexity is in how you build your champion. Infuse flaming bolts into your bow, generate earthquakes with your slashes, or summon blizzards with your shield- the possibilities are almost limitless. Built for short, action-packed sessions. Core features Include: - One-touch control scheme and challenging, skill-based combat - Endless Challenge Mode that refreshes every hour - 27 Unique arena gauntlets to master - 12 Unique heroes to unlock by completing challenges. - 5 core classes (Bow, Shield, Greatsword, Gun, and Staff) and 100s of weapons to mix and match - 15 Meta-changing relics to unlock and upgrade - Mutating enemies that change how they fight and behave. - Fully offline - Blood-pumping soundtrack And more to come! https://twitter.com/_FoolishMortal

About

Asteroid Emperor

Embark on a fast-paced roguelike shooter adventure across nine distinct worlds. Discover powerful upgrades and challenging levels in a unique pixel-art space environment. Become the strongest in this indie game inspired by classic space combat.

Highlights
  • Roguelike gameplay
  • Nine unique worlds
  • Powerful upgrades
  • Pixel-art graphics
  • Fast-paced combat
  • Interesting levels
Features
Read full description

Rise up and fight through 9 unique worlds to take your rightful place as the strongest in this fast paced, asteroid filled, rogue-like shooter. Unique pixel-art, powerful upgrades and loads of interesting levels await you in this Faster Than Light inspired indie game.

Screenshots

Ultra Blade4 screens
Asteroid Emperor4 screens

Verdict

The call

The clearest difference is price: Asteroid Emperor at Free against Ultra Blade's $3.49. Asteroid Emperor also leads on rating (5.0 vs 4.5). Ultra Blade's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence 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

Asteroid Emperor is free to download; Ultra Blade costs $3.49 up front. Asteroid Emperor sells 1 one-off in-app purchase. Ultra Blade asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Asteroid Emperor holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Ultra Blade has 78 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

Scorecard7 real differences · 3 level
Ultra Blade versus Asteroid Emperor: the parameters behind the verdict, then further details
ParameterUltra BladeAsteroid Emperor
Price$3.49Free — better
Rating4.5 (78 ratings)5.0 (2 ratings) — better
Positive reviews67.7% of reviews—
Number of ratings78 — better2
Update frequencyWeeklyWeekly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.0
Further details — not scored
Size61 MB47 MB
Age rating9+12+
DeveloperKyle BarrettJacob Alexander Beaumont

Customer experience

Ultra Blade

All ratings78 ratings
Positive88.5%
Neutral1.3%
Negative10.3%
Written reviews62 reviews
Positive67.7%
Neutral11.3%
Negative21.0%

Asteroid Emperor

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Ultra Blade

Reported bugs

38 issues
  • Game crashes after an hour
  • Doesn't save progress sometimes
  • XP disappears
  • Menus are confusing
  • Game crashed with error code
Show 33 more
  • UI is cut off by screen edges
  • Button labeled 'nper'
  • Game doesn't start anymore after crash
  • Error in action number 1 of Create Event for object controller 3
  • Game breaks and doesn't return after first play
  • Can't unlock new zones
  • Notch hides health bar on iPhone 12 mini
  • Game doesn't follow its own rules (damage/aiming)
  • Game won't progress (completed waves not counted)
  • Game is super zoomed in on iPhone 16 Pro Max
  • Settings are hard to get to
  • Game hangs after character dies
  • Black screen error message
  • Crashing every time, losing progress
  • Glitch after second time trying to open the game, blank screen
  • Progress reset after update
  • Freezes and then error code
  • Later waves cannot be efficiently navigated
  • Performance issues on 13pro
  • Game crashed, won't open, black screen
  • Character won't unlock after meeting criteria
  • Teleport item doesn't proc with staff on later levels
  • App froze and wouldn't open, lost progress after uninstall
  • Perk options are too similar
  • Game suddenly becomes slow and hard to control
  • Can't retire blade
  • Equipping skull in stage stops the game
  • Dying to a boss before grabbing loot, can't exit screen
  • Start menu confusing, swiping on sword starts game
  • Camera shake on Rebus Prime is too much
  • Settings button tucked in top left corner
  • Cannot see character sometimes
  • Can't get past character selection screen

Requested features

17 requests
  • Landscape/controller support
  • Streamlined menus
  • More lore/dialogue
  • Korean localization
  • Dash button
Show 12 more
  • Quit round option
  • Return to main menu option
  • Tutorial
  • Joystick-like controls
  • Long-term hero development
  • More items
  • Specific hero development
  • Screen shake option
  • Reroll button placement adjustment
  • Grid of icons for blades
  • Dark mode
  • Advanced analytics dashboard

Asteroid Emperor

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Ultra Blade

No in-app purchases

1 purchases

Asteroid Emperor

One-time1
  • Premium (Remove Ads)$3.99

Questions

Is Ultra Blade free?
Ultra Blade costs $3.49, with no in-app purchases.
Is Asteroid Emperor free?
Asteroid Emperor is free to download, with in-app purchases available.
Which has better reviews, Ultra Blade or Asteroid Emperor?
Asteroid Emperor is rated higher. Ultra Blade averages 4.5 out of 5 from 78 ratings, while Asteroid Emperor averages 5.0 from 2 ratings.
Do Ultra Blade or Asteroid Emperor have ads?
Asteroid Emperor shows ads; Ultra Blade does not.
Which is updated more often, Ultra Blade or Asteroid Emperor?
Ultra Blade ships an update weekly, and Asteroid Emperor weekly. Most recently, Ultra Blade was updated on November 7, 2026 and Asteroid Emperor on November 4, 2026.

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