Comparison

Left Behind vs Chaos Rumble

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

Head to head
About

Left Behind

Embark on an addictive interplanetary journey as Bobo, a creature always left behind. Jump over obstacles, collect stars, and explore beautiful planets to catch up with friends. Test your reflexes and skills across challenging levels.

Highlights
  • Interplanetary running gameplay
  • Obstacle jumping mechanics
  • Star collection for unlocks
  • Explore 5 beautiful planets
  • Unlockable characters
  • Challenging level designs
Features
Read full description

A game you could play of all times. See if it is really insanely addictive and quite replayable! How far can you travel to? Run above different flat planets, swift jumping over one obstacles to the next, pikcing up stars to unlock gorgeous planets. Only 70% players could conquer The Earth; only 30% players could pass The Moon. Guess where you could be? “Left Behind” is the story of a creature in the space that has always left behind his own brothers. The main character in this game is Bobo, a wacky and naughty creature, all in red color, originally, from reddish land. He is always left behind! Give him a ride to catch up with his friends! Features: Ingenious and tricky designs for different levels; Greatly challenge your reflexes and skills; 5 beautiful planets to conquer and explore; Try to unlock Bobo and his other 13 bros; Addictive BGM for different planets;

About

Chaos Rumble

Features
Read full description

Tap to Shoot. Defend Your Base! Enemies are swarming in—just tap the screen and your hero will open fire! Too busy? Turn on Auto-Hunt and let your hero handle the action. Drop a powerful Nuke to eliminate enemy bosses instantly. Defeat a boss, and you’ll unlock a button to summon that hero to your side. Take down 1,000 enemies and unlock amazing rewards! Spin the Lucky Draw to win gems, coins, and dungeon tickets. Each dungeon offers a unique challenge: In the Coin Dungeon, hunt down sneaky enemies trying to steal your coins. In the Gem Dungeon, stop waves of enemies from reaching your precious gem chests. Collect loot, upgrade your skills, and become unstoppable. How many waves can you survive? "An active internet connection is required for real-time data synchronization"

Screenshots

Left Behind4 screens
Chaos Rumble4 screens

Verdict

The call

The clearest difference is ads: Left Behind at none against Chaos Rumble's shown. Left Behind also leads on iOS requirement (8.0 vs 18.0). On price, update cadence, in-app purchases 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. Left Behind sells 1 one-off in-app purchase and Chaos Rumble sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Left Behind ships an update monthly, Chaos Rumble every 3 weeks. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Left Behind versus Chaos Rumble: the parameters behind the verdict, then further details
ParameterLeft BehindChaos Rumble
PriceFreeFree
Rating4.3 (28 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings28 — better—
Update frequencyMonthlyEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better18.0
Further details — not scored
Size189 MB525 MB
Age rating4+12+
DeveloperZplay (Beijing) Info. Tech. Co.,Ltd.Matthew & Rouge

In-app purchases

1 purchases

Left Behind

One-time1
  • Remove Ads$0.99
2 purchases

Chaos Rumble

One-time2
  • Special Offer 1$1.99
  • Special Offer 2$5.99

Questions

Is Left Behind free?
Left Behind is free to download, with in-app purchases available.
Is Chaos Rumble free?
Chaos Rumble is free to download, with in-app purchases available.
Do Left Behind or Chaos Rumble have ads?
Chaos Rumble shows ads; Left Behind does not.
Which is updated more often, Left Behind or Chaos Rumble?
Left Behind ships an update monthly, and Chaos Rumble every 3 weeks. Most recently, Left Behind was updated on October 16, 2026 and Chaos Rumble on October 15, 2026.

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