Comparison

Crazy Bus Jam vs Gem Core

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

Head to head
About

Crazy Bus Jam

Engage in a logic puzzle game where you sort vehicles and match colors to solve traffic jams. Strategically move cars, buses, and trucks to organize passengers and clear the grid. With thousands of levels and regular updates, it offers endless brain-teasing fun.

Highlights
  • Vehicle sorting and color matching
  • Strategic parking challenges
  • Thousands of levels
  • Unlockable vehicles
  • Smart power-ups
  • Global leaderboards
Features
Read full description

CRAZY BUS JAM: Sort & Solve the Ultimate Car Puzzle! Welcome to CRAZY BUS JAM — the #1 logic puzzle game for vehicle lovers and brain masters! With THOUSANDS of levels and regular NEW updates, the fun never stops! Think you can beat the traffic? Test your skills in this addictive mix of vehicle sorting, color matching, and strategic parking challenges. How to Play: Click to move cars, buses, and trucks. Each vehicle moves in only one direction — plan wisely! Solve challenging traffic jams and organize passengers into their color-coded vehicles. Clear the grid, sort everyone correctly, and escape the chaos in style! What’s Inside: 5,000+ Brain-Twisting Levels — Easy to learn, hard to master. With thousands of challenges and monthly updates, you'll never run out of puzzles! Cool Cars & Buses — Unlock dozens of real-world inspired vehicles from compacts to double-deckers. Smart Power-Ups — Stuck? Use boosters like Shuffle and Sort to keep the puzzle moving. Compete Globally — Climb the leaderboards and prove you’re the top traffic solver in the world! Why You’ll Love It: "Finally a puzzle game with thousands of levels that's both challenging AND relaxing!" "The color-matching and vehicle movement is so satisfying. Can't stop playing!" "Perfect for my daily commute. The regular updates keep it fresh!" Ready for the ultimate traffic puzzle challenge? Download CRAZY BUS JAM NOW — It’s FREE!

About

Gem Core

Features
Read full description

Break blocks, collect gems, and complete challenging levels.

Screenshots

Crazy Bus Jam4 screens
Gem Core4 screens

Verdict

The call

The clearest difference is ads: Gem Core at none against Crazy Bus Jam's shown. Gem Core also leads on update cadence (daily vs every 5 days). Crazy Bus Jam's advantage is iOS requirement (13.0 vs 15.6). On price, 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. Crazy Bus Jam sells 10 one-off in-app purchases and Gem Core sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Crazy Bus Jam ships an update every 5 days, Gem Core daily. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Crazy Bus Jam versus Gem Core: the parameters behind the verdict, then further details
ParameterCrazy Bus JamGem Core
PriceFreeFree
Rating4.7 (3.9K ratings) — better—
Positive reviews45.7% of reviews—
Number of ratings3.9K — better—
Update frequencyEvery 5 daysDaily — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size234 MB97 MB
Age rating12+4+
DeveloperDongzhou StudioJUMP SHIP MEDIA

Bugs and requests

Crazy Bus Jam

Reported bugs

2 issues
  • Stuck at level 400 with no way to progress
  • Ads take up more time than actual gameplay

Requested features

2 requests
  • Fix level 400 issue
  • Reduce number of ads or provide ad-free option

Gem Core

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Crazy Bus Jam

One-time10
  • Starter Pack$1.99
  • Game Bundle 1$1.99
  • Coin Package 1$1.99
Show 7 more
  • Coin Package 2$4.99
  • Home Remove Ads$6.99
  • Game Bundle 2$6.99
  • Super Pack 1+1$9.99
  • Super Pack$9.99
  • Golden Pass$9.99
  • Game Bundle 3$14.99
2 purchases

Gem Core

One-time2
  • 200 Coins$1.99
  • 1000 Coins$8.99

Questions

Is Crazy Bus Jam free?
Crazy Bus Jam is free to download, with in-app purchases available.
Is Gem Core free?
Gem Core is free to download, with in-app purchases available.
Do Crazy Bus Jam or Gem Core have ads?
Crazy Bus Jam shows ads; Gem Core does not.
Which is updated more often, Crazy Bus Jam or Gem Core?
Crazy Bus Jam ships an update every 5 days, and Gem Core daily. Most recently, Crazy Bus Jam was updated on November 4, 2026 and Gem Core on November 5, 2026.

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