# Merge.ro vs 3D Color Sort Hoop Stack

The clearest difference is rating: 3D Color Sort Hoop Stack at 4.5 against Merge.ro's 3.8. Merge.ro's advantage is update cadence (every 8 days vs monthly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Merge.ro sells 10 one-off in-app purchases and 3D Color Sort Hoop Stack sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

3D Color Sort Hoop Stack holds the better App Store score, 4.5 against 3.8. Both are backed by a comparable volume of ratings — 4 and 8 respectively.

Merge.ro ships an update every 8 days, 3D Color Sort Hoop Stack monthly. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Merge.ro | 3D Color Sort Hoop Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/mergero/id6446019563/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/3d-color-sort-hoop-stack/id6458394917/reviews)** |
| Number of ratings | 4 | **8** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 405 MB | 119 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [希 金](https://appshunter.io/developer/1528300829) | [Vnstart LLC](https://appshunter.io/developer/1467854570) |

## What reviewers say

### Merge.ro

[App page](https://appshunter.io/ios/app/mergero/id6446019563)

Merge and upgrade heroes to defend your castle from waves of monsters. Employ diverse strategies and rogue-lite elements to survive as long as possible in this addictive tower defense game.

**Highlights:** Addictive merge gameplay, Tower defense mechanics, Rogue-lite elements, Diverse strategies, Hero merging and upgrading, Castle defense

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| gem pack 1 | $0.99 | one-time |
| chapter_pack_1 | $0.99 | one-time |
| chapter_pack_1_small | $0.99 | one-time |
| chapter_pack_2_small | $1.99 | one-time |
| sell_pack_1_199 | $1.99 | one-time |
| sell_pack_2_299 | $2.99 | one-time |
| card | $4.99 | one-time |
| sell_pack_3_499 | $4.99 | one-time |
| supercard | $9.99 | one-time |
| battlepass_new | $19.99 | one-time |


### 3D Color Sort Hoop Stack

[App page](https://appshunter.io/ios/app/3d-color-sort-hoop-stack/id6458394917)

Engage in a relaxing and mentally stimulating puzzle game by arranging colored rings onto pillars. This game offers a simple yet addictive challenge to sort colors correctly, providing stress relief and entertainment. Customize your experience with different visual styles.

**Highlights:** Color ring sorting puzzle, Stress relief and relaxation, Brain exercise, Multiple ball and pillar styles, Restart levels anytime

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enable Permanent Auto | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Beginner Pack | $7.99 | one-time |


## Frequently asked questions

### Is Merge.ro free?

Merge.ro is free to download, with in-app purchases available.

### Is 3D Color Sort Hoop Stack free?

3D Color Sort Hoop Stack is free to download, with in-app purchases available.

### Which has better reviews, Merge.ro or 3D Color Sort Hoop Stack?

3D Color Sort Hoop Stack is rated higher. Merge.ro averages 3.8 out of 5 from 4 ratings, while 3D Color Sort Hoop Stack averages 4.5 from 8 ratings.

### Do Merge.ro or 3D Color Sort Hoop Stack have ads?

Neither Merge.ro nor 3D Color Sort Hoop Stack shows ads.

### Which is updated more often, Merge.ro or 3D Color Sort Hoop Stack?

Merge.ro ships an update every 8 days, and 3D Color Sort Hoop Stack monthly. Most recently, Merge.ro was updated on October 1, 2026 and 3D Color Sort Hoop Stack on October 6, 2026.

---

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