Comparison

BattleBrain vs Sidius Nova

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

Head to head
About

BattleBrain

Enhance memory and concentration with this addictive card matching game. Enjoy multiple game modes, including single player, two-player versus, and a computer battle mode. Unlock new environments and card decks for endless fun.

Highlights
  • Memory and concentration improvement
  • Single player mode with high scores
  • 2-player versus mode
  • Computer battle mode
  • Unlockable bonus content
  • Customizable game options
Features
Read full description

Great for all ages! Extremely fun and terrifically addictive with unlimited hours of game play. Improve memory and concentration while having fun! BATTLEBRAIN is the perfect game to help improve brain power and learning ability. With bright and fun graphics, enjoy multiple game modes including Single Player, 2 Player versus mode, and Battle the Brain mode. Simply match the cards, earning extra bonus points for each match you get in a row. Unlock bonus features for more fun! Features: * Completely random shuffles, never play the same game twice * Play single player mode with saved high scoring * Play 2-player versus mode with a friend. See who has the better memory * Play against the computer in BRAIN BATTLE mode * Just pick up and play with clear on-screen instructions * High quality music and sound effects put you into the game * Complete customizable game options including savable settings * Improves memory and concentration while entertaining at the same time. * Unlockable bonus environments and backgrounds * Unlockable bonus card decks

About

Sidius Nova

Lead your species to survival after a homeworld destruction. Collect resources, build ships, and engage in epic space battles. Choose to play as humans or an alien armada, unlocking new ships and strategies as you conquer galaxies.

Highlights
  • Resource collection
  • Ship building
  • Epic space battles
  • Playable factions (humans/aliens)
  • Unlockable ships
  • Galactic conquest
Features
Read full description

by Stefan Schmitt and Ben Jelter -YOUR HOMEWORLD HAS BEEN DESTROYED- Your remaining motherships are the only way to guarantee the survival of your species. Collect resources to build ships for epic space battles. "has the same 'one more turn oh god one more turn' hook that its grander siblings on the PC have" -KOTAKU Also featured on Space Sector! HOURS OF STRATEGIC DEEP SPACE GAMEPLAY Sidius Nova is a strategy game designed from the ground up to provide a deep and satisfying experience on your iOS device. PICK A SIDE Play as the last humans alive or an alien armada. UNLOCKABLE SHIPS Earn new ships as you play! Conquer entire galaxies and expand your fleet by researching new units. New units dramatically expand the gameplay by offering new defensive and offensive strategies. Follow @sidiusnova on twitter to find out more and give us feedback!

Screenshots

BattleBrain4 screens
Sidius Nova4 screens

Verdict

The call

The clearest difference is rating: BattleBrain at 5.0 against Sidius Nova's 4.4. BattleBrain also leads on in-app purchases (none vs 3) and iOS requirement (9.0 vs 14.0). Sidius Nova's advantage is update cadence (every 3 months vs every 28 months) and ratings volume (49 vs 2). On price, ads 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

Both are free to download. Sidius Nova sells 3 one-off in-app purchases. BattleBrain asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BattleBrain holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Sidius Nova has 49 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

BattleBrain ships an update every 28 months, Sidius Nova every 3 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
BattleBrain versus Sidius Nova: the parameters behind the verdict, then further details
ParameterBattleBrainSidius Nova
PriceFreeFree
Rating5.0 (2 ratings) — better4.4 (49 ratings)
Positive reviews—84.3% of reviews
Number of ratings249 — better
Update frequencyEvery 28 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS9.0 — better14.0
Further details — not scored
Size20 MB190 MB
Age rating4+9+
DeveloperDVide Arts Inc.Stefan Schmitt

Customer experience

BattleBrain

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

Sidius Nova

All ratings49 ratings
Positive83.7%
Neutral8.2%
Negative8.2%
Written reviews83 reviews
Positive84.3%
Neutral7.2%
Negative8.4%

Bugs and requests

BattleBrain

Not enough reviews yet to summarise bugs or requests.

Sidius Nova

Reported bugs

5 issues
  • Occasional crashing
  • Repeated crashing during combat
  • Crashing when fighting mothership
  • Game progress not syncing between devices
  • App leaves residual files after uninstallation

Requested features

16 requests
  • Add multiplayer/hot seat/skirmish
  • Add longer single player campaign
  • Add more frequent dialogue
  • Add meaningful player-driven plot choices
  • Add 'back' button for dialogue
Show 11 more
  • Option to skip mothership death animation
  • Rework research point system
  • Add bonus for multiple fleets
  • Improve mothership strength/abilities
  • Add iPad version/support
  • Add iPhone 5 screen support
  • Add Game Center support
  • Add cloud saving system
  • Add endless mode
  • Add asynchronous multiplayer
  • Add fast forward button

In-app purchases

None

BattleBrain

No in-app purchases

3 purchases

Sidius Nova

One-time3
  • Genius (RP earned x2)$0.99
  • Laboratory (8,000 RP)$1.99
  • Singularity (Unlock Everything)$3.99

Questions

Is BattleBrain free?
BattleBrain is free to download, with no in-app purchases.
Is Sidius Nova free?
Sidius Nova is free to download, with in-app purchases available.
Which has better reviews, BattleBrain or Sidius Nova?
BattleBrain is rated higher. BattleBrain averages 5.0 out of 5 from 2 ratings, while Sidius Nova averages 4.4 from 49 ratings.
Do BattleBrain or Sidius Nova have ads?
Neither BattleBrain nor Sidius Nova shows ads.
Which is updated more often, BattleBrain or Sidius Nova?
BattleBrain ships an update every 28 months, and Sidius Nova every 3 months. Most recently, BattleBrain was updated on October 1, 2026 and Sidius Nova on October 6, 2026.

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