# Bus Jam vs Stack Em! Cosmic Blocks

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.

Both are free to download. Bus Jam sells 31 one-off in-app purchases. Stack Em! Cosmic Blocks asks for nothing beyond the download.

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.

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.

## The numbers

| Metric | Bus Jam | Stack Em! Cosmic Blocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (53K ratings)](https://appshunter.io/ios/app/bus-jam/id6450176534/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stack-em-cosmic-blocks/id6774973758/reviews)** |
| Number of ratings | **53K** | 2 |
| Positive reviews | 33.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 446 MB | 31 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Rollic Games](https://appshunter.io/developer/1452111779) | [JMM Technologies](https://appshunter.io/developer/6774973760) |

## What reviewers say

### Bus Jam

[App page](https://appshunter.io/ios/app/bus-jam/id6450176534)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (31)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Heart Pack | $0.99 | one-time |
| A few tickets | $0.99 | one-time |
| busjam_halloweenoffer | $0.99 | one-time |
| Small Coin Pack | $1.99 | one-time |
| Coin Pack 550 | $1.99 | one-time |
| Starter Stash | $2.99 | one-time |
| No Ads | $3.99 | one-time |
| No ads bundle | $4.99 | one-time |
| Bronze Cache | $4.99 | one-time |
| Starter Bundle | $4.99 | one-time |
| 4th of July Offer | $4.99 | one-time |
| Medium Coin Pack | $5.99 | one-time |
| Ultimate Pack | $5.99 | one-time |
| Autumn Offer | $6.99 | one-time |
| Labbor Day Offer | $6.99 | one-time |
| Coin Pack 2750 | $7.99 | one-time |
| Ladder Pack | $7.99 | one-time |
| Bundle Pack | $9.99 | one-time |
| Silver Sack | $9.99 | one-time |
| Unlimited Lives And Coins | $9.99 | one-time |
| Master Bundle | $9.99 | one-time |
| Bus Pass | $9.99 | one-time |
| Olympic Offer | $9.99 | one-time |
| Large Coin Pack | $14.99 | one-time |
| Golden Gallon | $19.99 | one-time |
| Booster Pack | $19.99 | one-time |
| Mega Bundle | $19.99 | one-time |
| Platinum Pouch | $29.99 | one-time |
| Booster Pack | $29.99 | one-time |
| Remove All Ads | $44.99 | one-time |
| Diamond Vault | $49.99 | one-time |

**What reviewers like**

- 🚀 Fun, challenging puzzles
- 👍 Colorful, engaging graphics
- 🚀 Smooth gameplay
- 👍 Relaxing, mindless entertainment

**What reviewers complain about**

- 🐛 Glitches and bugs
- 💰 Paywall after early levels
- 📺 Excessive, intrusive ads
- 🔋 Game causes device overheating

**Reported bugs**

- 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**

- 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

[App page](https://appshunter.io/ios/app/stack-em-cosmic-blocks/id6774973758)

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

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*