# Smart Marbles vs In Sync

The clearest difference is in-app purchases: Smart Marbles at none against In Sync's 1. In Sync's advantage is update cadence (every 5 weeks vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. In Sync sells 1 one-off in-app purchase. Smart Marbles asks for nothing beyond the download.

Smart Marbles ships an update every 3 months, In Sync every 5 weeks. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Smart Marbles | In Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smart-marbles/id953897709/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 46 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [David Johnson](https://appshunter.io/developer/591103398) | [Natasa Petek](https://appshunter.io/developer/1593016108) |

## What reviewers say

### Smart Marbles

[App page](https://appshunter.io/ios/app/smart-marbles/id953897709)

A classic marble solitaire puzzle game where the goal is to remove all marbles except one. Jump marbles over each other to clear the board. Offers a simple reset function to restart the game.

**Highlights:** Marble jumping mechanics, Clear marbles to solve puzzles, Single-player gameplay, Reset game function, Simple grid-based puzzles

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### In Sync

[App page](https://appshunter.io/ios/app/in-sync-ball-puzzle/id6446815488)

**Features:** macOS Compatibility, Game Controller support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enjoy the game to the fullest | $2.99 | one-time |


## Frequently asked questions

### Is Smart Marbles free?

Smart Marbles is free to download, with no in-app purchases.

### Is In Sync free?

In Sync is free to download, with in-app purchases available.

### Do Smart Marbles or In Sync have ads?

Neither Smart Marbles nor In Sync shows ads.

### Which is updated more often, Smart Marbles or In Sync?

Smart Marbles ships an update every 3 months, and In Sync every 5 weeks. Most recently, Smart Marbles was updated on October 2, 2026 and In Sync on October 5, 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.*