# Pearl Stack vs Marble Sort!

The clearest difference is in-app purchases: Pearl Stack at none against Marble Sort!'s 29. Pearl Stack also leads on review sentiment (50% vs 39%) and iOS requirement (13.0 vs 15.0). Marble Sort!'s advantage is ratings volume (66K vs 46) and chart position (#90 vs unranked). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Marble Sort! sells 28 one-off in-app purchases. Pearl Stack asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Pearl Stack against 4.7 for Marble Sort!. That said, the two scores are not equally well evidenced: Marble Sort! has 66K ratings behind it against 46, so its average is the more settled of the two. Written reviews are what separate them: 50% of Pearl Stack's written reviews are positive against 39% of Marble Sort!'s.

Pearl Stack ships an update every 5 days, Marble Sort! weekly. The most recent releases landed on August 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Pearl Stack | Marble Sort! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (46 ratings)](https://appshunter.io/ios/app/pearl-stack/id6751941831/reviews) | **[4.7 (66K ratings)](https://appshunter.io/ios/app/marble-sort/id6754558455/reviews)** |
| Number of ratings | 46 | **66K** |
| Positive reviews | **50.0% of reviews** | 38.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#90** |
| Size | 670 MB | 478 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ela Game](https://appshunter.io/developer/1536955498) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Pearl Stack

[App page](https://appshunter.io/ios/app/pearl-stack/id6751941831)

Engage in a strategic stacking puzzle game set in a vibrant underwater world. Rotate and drop shimmering pearls to create combos, clear lines, and earn high scores. Progress through challenging levels and unlock new visual themes.

**Highlights:** Strategic stacking gameplay, Underwater theme with beautiful graphics, Multiple game modes (classic, timed, mission), Global leaderboards, Daily rewards, Offline play

**Features:** macOS Compatibility

**In-app purchases:** none


### Marble Sort!

[App page](https://appshunter.io/ios/app/marble-sort/id6754558455)

**Currently charting:** #90 Top Grossing · Games (US App Store)

Engage your logic and timing in this 3D physics puzzle. Sort falling marbles into their matching colored boxes using a dynamic conveyor belt. Strategize your drops to clear levels and avoid game over.

**Highlights:** 3D physics-based marble sorting, Dynamic conveyor belt mechanics, ASMR-style satisfying gameplay, Hundreds of challenging levels, Offline play capability, One-tap intuitive controls

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

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marble Sort CoinPack | $1.99 | one-time |
| Marble Sort Pack | $1.99 | one-time |
| Tiny Pack of Coins | $1.99 | one-time |
| Marble Sort CoinPack | $2.99 | one-time |
| Marble Sort CoinPack | $3.99 | one-time |
| Marble Sort Pack | $3.99 | one-time |
| Marble Sort Pack | $4.99 | one-time |
| Marble Sort CoinPack | $4.99 | one-time |
| Fail Offer | $4.99 | one-time |
| Marble Sort Pack | $5.99 | one-time |
| Marble Sort Pack | $7.99 | one-time |
| Marble Sort CoinPack | $7.99 | one-time |
| Small Coin Pack | $7.99 | one-time |
| Marble Sort Pack | $8.99 | one-time |
| Remove Ads | $8.99 | one-time |
| Small Pack of Coins | $8.99 | one-time |
| Marble Sort Pack | $9.99 | one-time |
| Small Bundle | $9.99 | one-time |
| Marble Sort Pack | $13.99 | one-time |
| Marble Sort Pack | $14.99 | one-time |
| No Ads Bundle | $14.99 | one-time |
| Medium Coin Pack | $14.99 | one-time |
| Marble Sort Pack | $15.99 | one-time |
| Marble Sort Pack | $16.99 | one-time |
| Marble Sort Pack | $19.99 | one-time |
| Big Bundle | $19.99 | one-time |
| Marble Sort Pack | $24.99 | one-time |
| Giant Bundle | $34.99 | one-time |


## Frequently asked questions

### Is Pearl Stack free?

Pearl Stack is free to download, with no in-app purchases.

### Is Marble Sort! free?

Marble Sort! is free to download, with in-app purchases available.

### Which has better reviews, Pearl Stack or Marble Sort!?

Marble Sort! is rated higher. Pearl Stack averages 4.6 out of 5 from 46 ratings, while Marble Sort! averages 4.7 from 66K ratings.

### Do Pearl Stack or Marble Sort! have ads?

Both Pearl Stack and Marble Sort! show ads.

### Which is updated more often, Pearl Stack or Marble Sort!?

Pearl Stack ships an update every 5 days, and Marble Sort! weekly. Most recently, Pearl Stack was updated on August 19, 2026 and Marble Sort! on September 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.*