Comparison

BRAIN 99 vs Slam Clash!

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

Head to head
About

BRAIN 99

Engage in real-time brain battles with friends and family. This game offers over 20 challenges to activate different parts of your brain, improving memory, observation, and calculation skills. Compete for rewards and titles to boost your IQ.

Highlights
  • Real-time multiplayer brain battles
  • Over 20 brain-activating challenges
  • Improves memory, observation, analysis, focus, calculation
  • Competitive rankings and rewards
  • Intuitive gameplay for all ages
  • Unlock new challenges and titles
Read full description

Are you ready to Prove your Smarts with your Friends? Welcome to the ultimate brain survival game, BRAIN 99! [Game Features] Enjoy a Brain Battle with your Family & Friends! - Intuitive and Fun for kids to adults! Everyone can just pick up and play. - Play with your Family and Friends in real-time through Friends Mode. Boost Your Brainpower Everyday! - Have fun everyday and discover yourself getting little smarter each time. - No need to Learn separately. Just play to train! Over 20 Brain-Activating Challenges to help you stay Sharp! - Activate various parts of your brain with easy-to-learn challenges. - Develop all areas like: Memory, Observation, Analysis, Focus, and Calculation. Aim for a Higher Rank sand Earn every more Rewards! - Compete for special rewards based on weekly and monthly rankings. - Earn unique titles and unlock new challenges, missions. Get Smarter! Level up your IQ now! Show your friends how smart you are with BRAIN 99! [Terms of Service] http://wwwdata.xogames.co.kr/policies.html [Privacy Policy] http://wwwdata.xogames.co.kr/privacy.html [Bug Report] - E-Mail: support@xogames.co.kr - Discord:https://bit.ly/XOdiscord

About

Slam Clash!

Embark on a nostalgic digital cap collecting adventure. Explore diverse worlds, collect hundreds of unique caps, and master thrilling cap-flipping mini-games. Trade with players globally and compete to become the ultimate Cap Champion.

Highlights
  • Collect digital caps
  • Explore themed worlds
  • Engage in mini-games
  • Trade with global players
  • Master cap-flipping gameplay
  • Compete in challenges
  • Join a global community
Features
Read full description

Unleash the Excitement in Slam Clash! Get ready for non-stop fun and high-energy action in Slam Clash! Travel through captivating worlds, collect an epic variety of digital caps, and dive into thrilling mini-games. It’s a nostalgic nod to the 90s cap craze—reimagined for the digital age! Begin Your Ultimate Cap Quest Venture through a series of themed zones, each filled with its own unique twists and challenges. From buzzing cityscapes to whimsical fantasy lands, there’s always a new surprise waiting. Let your trusty guide, Slammer Sam, lead the way through this wild and wonderful cap adventure! Collect, Trade & Complete Your Set Hunt down hundreds of cool, quirky, and rare caps—featuring exclusive designs, beloved characters, and limited-edition drops. Connect with friends and players from around the globe to trade, collect, and become the reigning Cap Champion! Master the Flip & Slam! Put your skills to the test with classic cap-flipping gameplay infused with a modern edge. Challenge opponents in high-stakes slams, perfect your technique, and climb the leaderboard. Earn coins and unlock powerful caps as you dominate every match! Join the Global Cap Crew Form teams, complete daily missions, and compete in exciting events. Share your progress, trade your best finds, and team up with others in the vibrant Slam Clash! community. The cap-flipping universe is more fun with friends! With regular updates, time-limited events, and new cap collections always on the horizon, there’s never a dull moment. Explore fresh content, unlock new worlds, and keep the adventure alive! Slam Clash! is free to play, with optional in-app purchases. A stable internet connection is required for full functionality. Download now and start your cap-flipping journey today!

Screenshots

BRAIN 994 screens
Slam Clash!4 screens

Verdict

The call

The clearest difference is ads: Slam Clash! at none against BRAIN 99's shown. Slam Clash! also leads on ratings volume (504 vs 2). BRAIN 99's advantage is rating (5.0 vs 4.7) and review sentiment (60% vs 46%). On price, in-app purchases, monetization model 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. BRAIN 99 sells 12 one-off in-app purchases and Slam Clash! sells 30 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

BRAIN 99 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Slam Clash! has 504 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 60% of BRAIN 99's written reviews are positive against 46% of Slam Clash!'s.

UpkeepUpdate frequency

BRAIN 99 ships an update every 8 days, Slam Clash! every 2 weeks. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 5 level
BRAIN 99 versus Slam Clash!: the parameters behind the verdict, then further details
ParameterBRAIN 99Slam Clash!
PriceFreeFree
Rating5.0 (2 ratings) — better4.7 (504 ratings)
Positive reviews60.0% of reviews — better46.2% of reviews
Number of ratings2504 — better
Update frequencyEvery 8 days — betterEvery 2 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size311 MB571 MB
Age rating4+17+
DeveloperXOGAMES IncFAIRY DRAGON - FZCO

Customer experience

BRAIN 99

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Slam Clash!

All ratings504 ratings
Positive93.3%
Neutral4.0%
Negative2.8%
Written reviews26 reviews
Positive46.2%
Neutral19.2%
Negative34.6%

Bugs and requests

BRAIN 99

Not enough reviews yet to summarise bugs or requests.

Slam Clash!

Reported bugs

8 issues
  • Game freezes when entering versus mode
  • Loading screen fails to complete
  • Unable to progress past certain levels (level 40-41, level 125)
  • Piggy bank smash feature has no tap target
  • Energy refill system stops working
Show 3 more
  • Game crashes when clouds appear on new maps
  • Account login issues after extended play
  • Double charging for in-app purchases

Requested features

6 requests
  • Ability to change slammer customization
  • Carry-over system for axe cards between sessions
  • True PvP battle mode instead of Coin Masters-style gameplay
  • Additional side games to increase variety
  • Better tips and tutorials for game mechanics
Show 1 more
  • Improved energy management system

In-app purchases

12 purchases

BRAIN 99

One-time12
  • Coins x1100$1.99
  • Starter Pack Lv.1$1.99
  • Coins x2500$3.99
Show 9 more
  • Starter Pack Lv.2$3.99
  • No Ads$5.99
  • Starter Pack Lv.3$5.99
  • Starter Pack$5.99
  • Coins x7500$7.99
  • Starter Pack All$7.99
  • Coins x14900$14.99
  • Coins x27000$17.99
  • Coins x50000$22.99
30 purchases

Slam Clash!

One-time30
  • Coin Dozer$0.99
  • Common pack$0.99
  • Pile of tokens$1.99
Show 27 more
  • Coin Dozer$1.99
  • Skip expedition$1.99
  • Unique pack$1.99
  • Coins Bundle$1.99
  • Energy bundle$1.99
  • Personal Offer$1.99
  • Rolling Offer$2.99
  • Piggy Bank$2.99
  • Spin$2.99
  • Rolling Offer$3.99
  • Joker Rolling Offer$4.99
  • Battle Pass Bundle$4.99
  • Coin Dozer$4.99
  • Skipits bundle$4.99
  • Rare pack$4.99
  • Piggy Bank$4.99
  • Energy bundle$4.99
  • Personal Offer$4.99
  • Battle Pass Bundle$7.99
  • Rare pack$9.99
  • Battle Pass$9.99
  • Energy bundle2 variants$9.99
  • Personal Offer$9.99
  • Personal Offer$12.99
  • Piggy Bank$14.99
  • Piggy Bank$17.99
  • Energy bundle2 variants$19.99

Questions

Is BRAIN 99 free?
BRAIN 99 is free to download, with in-app purchases available.
Is Slam Clash! free?
Slam Clash! is free to download, with in-app purchases available.
Which has better reviews, BRAIN 99 or Slam Clash!?
BRAIN 99 is rated higher. BRAIN 99 averages 5.0 out of 5 from 2 ratings, while Slam Clash! averages 4.7 from 504 ratings.
Do BRAIN 99 or Slam Clash! have ads?
BRAIN 99 shows ads; Slam Clash! does not.
Which is updated more often, BRAIN 99 or Slam Clash!?
BRAIN 99 ships an update every 8 days, and Slam Clash! every 2 weeks. Most recently, BRAIN 99 was updated on October 4, 2026 and Slam Clash! on October 16, 2026.

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