Comparison

Sub Zero vs Boom Karts Multiplayer Racing

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

Head to head
About

Sub Zero

Features
Read full description

Play as a submarine or shark. Collect coins to score points, fend off enemies, and avoid obstacles. How long can you survive? Choose a character, shark or submarine. Drag your finger around the screen and your character will follow. Collect coins to score, but avoid obstacles and enemies! Every so often you get the opportunity to gain back a life up to a maximum of 5. Now includes additional small bonus fish that give you more points than the coins, and also look for shells and starfish on the seabed. The app also supports game controllers Best of luck, and keep on swimming. Thoughts and suggestions are always welcome please contact us via the support email address, we do listen.

About

Boom Karts Multiplayer Racing

Compete in fast-paced, real-time arcade kart races against players worldwide. Master drifting and boost mechanics, utilize crazy power-ups to hinder opponents, and customize your kart and avatar. Form teams with friends for custom races and unlock new karts and upgrades.

Highlights
  • Real-time online multiplayer races
  • Drifting and nitro boost mechanics
  • Arsenal of power-ups and weapons
  • Team creation and management
  • Customizable karts and avatars
  • Kart blueprint collection and upgrades
Read full description

Race to the top and become the best kart racer in BOOM KARTS - a fast paced online multiplayer PVP racing game! REAL TIME ARCADE MULTIPLAYER RACING! Enter the world of Boom Karts and battle it out online against your friends and players from all around the world! Get behind the wheel and race around a variety of tracks in this arcade karting game. The races are in real time so you will always be right in the frantic action! DRIFT, BOOST & WIN! Master the art of drifting to become a pro racer! Charge up your nitro tanks by maintaining a long drift and activate a nitro boost that blasts you ahead of the competition. TEAM RACING! Create or join a racing team with your friends. Create custom races, request or share upgrade parts, chat with your friends and much more! Blast your way to be the best team online! POWER UP YOUR GAME Perfect driving is not enough - take out the competition with a wide arsenal of bombs, soap bars, chili peppers and other crazy weapons and power-up items. Discover layer upon layer of playstyles and countermoves as you find new creative ways to ruin someone's race. CHALLENGE YOUR FRIENDS IN PVP MODE Create your own custom lobbies where you can pit your skills against your friends in frantic PVP kart races. In Boom Karts, you have control over your custom games. Easily create your lobby and choose which track you race on, how many laps, the amount of players and even which power ups will show up during the race! Take your karting to the next level! CUSTOMIZABLE KARTS AND AVATARS! Create your own racer style by using a combination of outfits, accessories and kart skins. Choose from helmets, hats, t-shirts or a variety of other accessories to make your avatar stand out from the crowd then pick your favourite kart skin to race in. Unlock even more just by playing the game and opening chests. Find the driver style that suits you! COLLECT & UNLOCK A VARIETY OF DIFFERENT KARTS! Collect blueprints to unlock new karts for you to race in! Each kart you unlock has different stats and upgrades. Which kart will be perfect for your driving style? Find your favourite kart! GAME FEATURES • ONLINE ARCADE PVP RACES! - Race in real time against players from all around the world! • TEAMS - Create or join a racing team! • UPGRADABLE PARTS! – Upgrade a variety of unique parts for your kart! Some upgrades will have unexpected surprises! • CUSTOMIZATION! - Choose how your kart and racing avatar appear, pick from a wide range of combinations of clothes/colours and accessories. Drive your way! • FAST PACED! - Quick races allow you to pick up and play instantly; get your thrill of speed at any moment with quick matchmaking! • POWER UPS! - Boost yourself or hinder your opponents with a wide variety of fun power ups that can turn the tide of races! • UNLOCKABLES – Unlock new driver customizations and find blueprints to unlock new karts to upgrade and drive! How will your driver look and which kart will you choose to drive? • CHALLENGES - Need to test yourself? Race on the challenge tracks where you beat the clock, race against a ghost or be challenged to drift over a 1000m! Ready... Set... BOOM! Boom Karts is a free-to-play online kart racing game where speed is the goal! Beat your opponents to the podium or tackle the challenges to earn your bragging rights. Challenge your friends in online multiplayer games with custom lobbies. Upgrade and customize your karts and avatar with items earned through game play. If you have any issues or need any assistance then please email our support team at: https://www.fingersoft.com Facebook: https://www.facebook.com/BoomKarts/ Twitter: https://twitter.com/BoomKarts Instagram: https://www.instagram.com/boom.karts/ Discord: https://discord.com/invite/fingersoft Terms of Use: https://fingersoft.com/eula-web/ Privacy Policy: https://fingersoft.com/privacy-policy/

Screenshots

Sub Zero4 screens
Boom Karts Multiplayer Racing4 screens

Verdict

The call

The clearest difference is price: Boom Karts Multiplayer Racing at Free against Sub Zero's $0.99. Boom Karts Multiplayer Racing also leads on update cadence (every 6 weeks vs every 24 months). Sub Zero's advantage is in-app purchases (none vs 17) and ads (none vs shown). On device support and iOS requirement 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

Boom Karts Multiplayer Racing is free to download; Sub Zero costs $0.99 up front. Boom Karts Multiplayer Racing sells 17 one-off in-app purchases. Sub Zero asks for nothing beyond the download.

UpkeepUpdate frequency

Sub Zero ships an update every 24 months, Boom Karts Multiplayer Racing every 6 weeks. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 6 level
Sub Zero versus Boom Karts Multiplayer Racing: the parameters behind the verdict, then further details
ParameterSub ZeroBoom Karts Multiplayer Racing
Price$0.99Free — better
Rating—4.6 (867 ratings) — better
Positive reviews—40.9% of reviews
Number of ratings—867 — better
Update frequencyEvery 24 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS13.613.0 — better
Further details — not scored
Size4 MB566 MB
Age rating9+9+
DeveloperSoftware101Zaibatsu Interactive

Bugs and requests

Sub Zero

Not enough reviews yet to summarise bugs or requests.

Boom Karts Multiplayer Racing

Reported bugs

6 issues
  • Adventure mode not working
  • Space mode not working
  • Rewards and chests not functioning properly
  • Accounts being hacked or banned for no reason
  • Invisible obstacles and power-ups
Show 1 more
  • Inconsistent performance and crashes

Requested features

5 requests
  • Add leagues and rankings
  • Improve progression and unlock system
  • Reduce reliance on power-ups and focus more on driving skills
  • Improve server stability and matchmaking
  • Add more tracks and content updates

In-app purchases

None

Sub Zero

No in-app purchases

17 purchases

Boom Karts Multiplayer Racing

One-time17
  • Pile of Gems$1.99
  • Starter Bundle$2.99
  • Box of Gems$4.99
Show 14 more
  • Odyssey Bundle$4.99
  • Unicorn Bundle$4.99
  • Gem Stash$4.99
  • Boom Pass Discount$5.99
  • Boom Pass$6.99
  • The Silver Driver$7.99
  • Mound of Gems$9.99
  • Boom Pass +10$9.99
  • Boom Burger Bundle$9.99
  • The Gold Racer$12.99
  • The Master Challenger$14.99
  • Container of Gems$19.99
  • The Legendary Elite$19.99
  • Gem Ship$99.99

Questions

Is Sub Zero free?
Sub Zero costs $0.99, with no in-app purchases.
Is Boom Karts Multiplayer Racing free?
Boom Karts Multiplayer Racing is free to download, with in-app purchases available.
Do Sub Zero or Boom Karts Multiplayer Racing have ads?
Boom Karts Multiplayer Racing shows ads; Sub Zero does not.
Which is updated more often, Sub Zero or Boom Karts Multiplayer Racing?
Sub Zero ships an update every 24 months, and Boom Karts Multiplayer Racing every 6 weeks. Most recently, Sub Zero was updated on October 3, 2026 and Boom Karts Multiplayer Racing on October 18, 2026.

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