Comparison

Bus Jam vs Stack Em! Cosmic Blocks

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

Head to head
About

Bus Jam

Organize colorful passengers and match them with the correct buses to send them on vacation. This fun and brain-teasing puzzle game offers vibrant visuals, multiple difficulty levels, and engaging gameplay for all ages. Strategize your moves to clear the way and complete challenging levels.

Highlights
  • Unique passenger sorting puzzle gameplay
  • Colorful and engaging visuals
  • Multiple levels with increasing difficulty
  • Casual yet challenging experience
  • Unlockable bonuses and power-ups
  • Suitable for all ages
Features
Read full description

Welcome to Bus Jam – Your Ultimate Puzzle Adventure! Embark on an exciting journey in Bus Jam, where your puzzle-solving skills are the key to success! Organize colorful passengers and match them with the right buses to send them on their dream vacation. It’s your job to ensure each passenger boards the correct bus based on their! Are you up for the challenge? Game Features: Unique Puzzle Gameplay: Sort passengers to their matching buses in this fun and brain-teasing puzzle game. Strategize your moves, clear the way, and keep the flow of passengers going smoothly to complete each challenging level. Colorful & Engaging: The vibrant visuals and lively animations bring each level to life. Enjoy solving puzzles while exploring the colorful world of Bus Jam. Multiple Levels & Difficulty: With regularly added new levels that range from easy to complex, ensuring you never run out of fun. As you progress, each level introduces new challenges that will keep your mind sharp. Casual Yet Challenging: Whether you're a beginner or a puzzle pro, Bus Jam offers a perfect balance of casual fun and challenging gameplay. Relax with quick sessions or dive deep into the more intricate puzzles as you advance. Unlock Bonuses & Power-ups: Use special power-ups to help you clear the path and overcome tough levels. Earn rewards as you progress, and unlock exciting new features along the way! Perfect for All Ages: With its simple yet challenging mechanics, Bus Jam is suitable for people of all ages. It's easy to pick up and play, but offers enough depth to keep players of all generations entertained for hours. Exquisite Artwork & Smooth Animations: Dive into beautifully designed characters and buses. The smooth animations and detailed visuals create an immersive experience that will keep you hooked. Endless Fun & Replayability: With tons of levels and increasingly difficult puzzles, Bus Jam guarantees endless fun. Each new challenge will keep you coming back for more! Ready to tackle the ultimate bus puzzle challenge and help passengers reach their vacation destination? Download Bus Jam NOW and start matching!

About

Stack Em! Cosmic Blocks

A relaxing block puzzle game designed for short play sessions. Drag and drop pieces to complete rows and columns, clear space, and aim for high scores. Enjoy satisfying visual and audio feedback with multiple themes.

Highlights
  • Ad-free gameplay
  • Fast offline play
  • No account required
  • Smooth drag-and-drop controls
  • Satisfying clears and combos
  • Multiple unlockable themes
Read full description

Stack Em! is a clean, satisfying block puzzle built for quick sessions. Drag pieces onto the board, complete rows and columns, clear space, and chase a higher score. Features: • Ad Free! Just Play • Fast offline gameplay • No account required • Smooth drag-and-drop block placement • Satisfying clears, combos, sound, and haptics • Multiple visual themes to unlock and enjoy Play at your own pace, restart instantly, and keep improving your best run.

Screenshots

Bus Jam4 screens
Stack Em! Cosmic Blocks4 screens

Verdict

The call

The clearest difference is in-app purchases: Stack Em! Cosmic Blocks at none against Bus Jam's 33. Stack Em! Cosmic Blocks also leads on rating (5.0 vs 4.6) and update cadence (every 3 days vs weekly). Bus Jam's advantage is ratings volume (53K vs 2) and device support (3 vs 1). On price and ads 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. Bus Jam sells 31 one-off in-app purchases. Stack Em! Cosmic Blocks asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stack Em! Cosmic Blocks holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Bus Jam has 53K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Bus Jam ships an update weekly, Stack Em! Cosmic Blocks every 3 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard7 real differences · 3 level
Bus Jam versus Stack Em! Cosmic Blocks: the parameters behind the verdict, then further details
ParameterBus JamStack Em! Cosmic Blocks
PriceFreeFree
Rating4.6 (53K ratings)5.0 (2 ratings) — better
Positive reviews33.6% of reviews—
Number of ratings53K — better2
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size446 MB31 MB
Age rating12+4+
DeveloperRollic GamesJMM Technologies

Customer experience

Bus Jam

All ratings52,997 ratings
Positive90.5%
Neutral6.2%
Negative3.3%
Written reviews551 reviews
Positive33.6%
Neutral21.2%
Negative45.2%

Stack Em! Cosmic Blocks

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Bus Jam

Reported bugs

4 issues
  • Incorrect number of passengers spawning
  • Passengers getting stuck and unable to board
  • Game freezing or crashing at higher levels
  • Purchased boosts/coins not working as intended

Requested features

4 requests
  • Color blind mode
  • Ability to replay failed levels
  • Improved coin/booster earning system
  • Option to disable ads for a one-time fee

Stack Em! Cosmic Blocks

Not enough reviews yet to summarise bugs or requests.

In-app purchases

31 purchases

Bus Jam

One-time31
  • Small Heart Pack$0.99
  • A few tickets$0.99
  • busjam_halloweenoffer$0.99
Show 28 more
  • Small Coin Pack$1.99
  • Coin Pack 550$1.99
  • Starter Stash$2.99
  • No Ads2 variants$3.99
  • No ads bundle$4.99
  • Bronze Cache$4.99
  • Starter Bundle$4.99
  • 4th of July Offer$4.99
  • Medium Coin Pack$5.99
  • Ultimate Pack$5.99
  • Autumn Offer$6.99
  • Labbor Day Offer$6.99
  • Coin Pack 2750$7.99
  • Ladder Pack$7.99
  • Bundle Pack$9.99
  • Silver Sack$9.99
  • Unlimited Lives And Coins$9.99
  • Master Bundle$9.99
  • Bus Pass$9.99
  • Olympic Offer$9.99
  • Large Coin Pack$14.99
  • Golden Gallon$19.99
  • Booster Pack$19.99
  • Mega Bundle$19.99
  • Platinum Pouch$29.99
  • Booster Pack$29.99
  • Remove All Ads$44.99
  • Diamond Vault$49.99
None

Stack Em! Cosmic Blocks

No in-app purchases

Questions

Is Bus Jam free?
Bus Jam is free to download, with in-app purchases available.
Is Stack Em! Cosmic Blocks free?
Stack Em! Cosmic Blocks is free to download, with no in-app purchases.
Which has better reviews, Bus Jam or Stack Em! Cosmic Blocks?
Stack Em! Cosmic Blocks is rated higher. Bus Jam averages 4.6 out of 5 from 53K ratings, while Stack Em! Cosmic Blocks averages 5.0 from 2 ratings.
Do Bus Jam or Stack Em! Cosmic Blocks have ads?
Neither Bus Jam nor Stack Em! Cosmic Blocks shows ads.
Which is updated more often, Bus Jam or Stack Em! Cosmic Blocks?
Bus Jam ships an update weekly, and Stack Em! Cosmic Blocks every 3 days. Most recently, Bus Jam was updated on October 29, 2026 and Stack Em! Cosmic Blocks on October 24, 2026.

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